Online E-Books Free Download Sites Collections

ဒီတစ္ခါ ကၽြန္ေတာ္တို႔ Online E-Books Free Download Sites Links ေတြကို တင္ေပးလိုက္ပါတယ္။ ဆိုဒ္အားလံုးေပါင္း ၉၀၀ ေက်ာ္ပါဝင္ပါတယ္။ ဆိုဒ္နာမည္နဲ႔ တင္ေပးထားေသာ ဘာသာရပ္အလိုက္၊ က်န္းမာေရးအလိုက္၊ နည္းပညာရပ္မ်ားအလိုက္ ေရးေပးထားတာ  ျဖစ္တဲ႔အတြက္  စာအုပ္မ်ား အလိုက္ မိမိတို႔ အသံုးလိုရာ E-Books ေတြကို Download လုပ္ႏိုင္ပါတယ္။ ေအာက္မွာ ဆက္ၾကည္႔ရေအာင္ဗ်ာ ...

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2020k Large collection, divided into categories and sub-categories for download in a variety of formats.  Note:  Most of the links here are working, but there are a number that lead to BookRags, which are not free anymore.  Unfortunately, there is no way of telling where the link goes until you click the link.  Since they did fix the issue with archive.org links, hopefully they will fix this. Thanks to Marie99 for pointing this out.

221B Baker Street has the 48 (of 60) works in the public domain in the USA of the Sherlock Holmes Canon available for free reading online.  Some are also available for download in PDF.

365Tomorrows  a free science fiction short story per day for online viewing.  They have been online since August, 2005, so there is a large collection of works here.

A Celebration of Woman Writers  a collection of links to free novels by woman writers.  Links are offsite, so download and viewing options vary.

AaronShephard'sWorldof Stories  is a nicely categorized collection of stories from around the world for online reading.  The listings give the appropriate age for reading, length of the story and origin.

ABC Fast Phonics a completely free site for children to learn to read through phonics.

Abstract Algebra: Theory and Applications a free textbook intended for college juniors and seniors available for free download in PDF without registration.

Accounting Coach  offers free courses in Accounting for free reading online without registration.

AdamDecker offers his novel, The Janitor, for free reading online.  He also offers some free short stories and poems.

AddAll Ebooks   has listings for free offerings from Amazon, Sony, Barnes & Noble and Harlequin, which are updated regularly as some of the offerings are time limited.

AdobeDigitalEditions There is a free library for use with the Adobe Digital Editions software.  This page lists some of the books available.  Some are only the first chapter of the book, but others are the full novel for free.  If you find some that interest you, then you will need to install their software (free).

A = B  is a college level mathematics book available for free download in PDF without registration.  The book is "about identities in general and hypergeometric identities in particular".  If you understand that, then you might want this free ebook.

Aesop's Fables  offers 655+ of the Aesop fables for free online reading as well as 127 fairy tales of Hans Christian Andersen and the fable of Jean Fontaine (17 and being added to).  There are also a couple of L. Frank Baum stories and Dickens' , A Christmas Carol.  Also available are 37 audio versions.

A Europe of Tales  has free stories from 5 different European countries available for free reading online in a flash player.  There are several stories for each country.   Very nice graphics.

Affirm Your Life offers over 130 free ebooks regarding self improvement for free download in PDF without registration.

A First Course in Linear Algebra an introductory college level textbook available for free reading online and free download in PDF without registration.

African American Woman Writers  a collection of classic novels written by African American woman writers.  All are available for free reading online without registration.

AIM Open Textbook Initiative  the American Institute of Mathematics maintains a listing of open source mathematics textbooks that meet their evaluation criteria.

Alex Catalogue of Electonic Texts huge collection of classic works available for free reading online and free download in a wide variety of ebook formats without registration.  There is also an Alex 2, which appears to have the same content, but a bit less.

Al-Islam has a large collection of Islamic works in its library available for free online viewing.  There is also software and audio available.  Clicking on the appropriate icons in the library will show the available works in each.  Received the following comment from Zeeshan Ali regarding this site "Please make a correction here. This link and collection here represent a sect of Islam i.e. Shia, who are not concurrent in many manners to many of Muslims and Islam."

AllBooksFree A small, but unique, listing of free fiction ebooks, available for download, mostly in pdf.

Allen Morgan offers quite a few of his stories and novels for children for free reading online without registration.

All Free Crafts   there are only a few free craft books available for free download in PDF.  The site does have a good number of craft ideas for free online viewing. No registration required for free downloads or viewing.  This link is to the free ebooks page.

All Kinds Of Things Kill is a collection of 9 short horror stories by Robert Best available for online viewing.

AllPDFBooks  has a good sized collection of books available in biology, chemistry,  physics, computer, magic and Hindi kahaniyan, for download in pdf.  Suggested by an anonymous user.

AllRomanceBooks  lists 169 free romance ebooks for download.  Registration is required.  I noticed that there appeared to be the 1RomanceEBooks and eHarlequin listings shown there, as well as quite a few others.  Again, these are not public domain, but the free offerings of current publishers.

AlvieTheLittleBrownBurro  has seven Alvie stories to read online or download in MP3.

AmazingAdventureSeries  offers the children story "June the Prune" for free reading online.  The story can also be heard by pressing the audio button at the top of the page.

Amazon  has a large listing of free kindle books.  These are listed as the Top 100 free overall and in each category.  I did not go through each category, but they look to add up to an impressive number.  Registration required and may only be available to USA users.

AmericanFolklore  offers many folk stories from USA, Canada and Mexico as well as Native American for online viewing.

American Institute of Mathematics offers open source mathematics textbooks suitable for college level courses.  The links are offsite, so download and viewing options vary.  No registration needed.

American Literature  has a large collection of free classic ebooks available for free reading online without registration.  they also have a nice little collection of free stories for children available for free reading online.  These have some nice illustrations.

American Mathematical Society has a pretty complete listing of books involving mathematics.

American Verse Project  a collection of American poetry pre-1920 available for free reading online without registration.

Amira Press offers 6 free romance novels, available for free download in PDF without registration.

AnAngryAuthorScreaming has 12 short horror stories and some poetry available for free download in DOC.  Not intended for children.

AndersenFairyTales offers several of the Hans Christian Andersen fairy tales for free online reading in a flash player.  Also available are associated activities.

Angela Kay offers her novel, End of the Age:  Final Deception, for free download in PDF.  A Christian novel about faith, courage and love involving fallen angels who return to Earth disguised as aliens.

Animated Tall Tales offers the flash animated story of Paul Bunyan for free reading online.

AnthonyBarnhart offers about 10 of his novels for free at Lulu.  These appear to all be available for free download in PDF.  Free registration at Lulu is required.

Antilope a poster at the cooking.com fora, has put together a great list of links to cookbooks from the late 1800s and early 1900s.  The links go to a very nice read inn your browser format and you can click there to go to Open Library (of Archive.org) to download in a wide variety of formats.

Antique Books has a small collection of free ebooks, including 20 of the classic Golden Books for free online viewing without registration.

Archive.org (Children's Library)  large collection of children's books available for online viewing (original books) and download

ArmenianStoryTeller  has a few Armenian stories and poems available for free reading online.

Arrival Guides very large collection of guides for cities around the globe available for free download in PDF without registration.

Arthur's Bookshelf an excellent collection of free novels available for free download in varying formats, mostly PDF and EPUB.  Extensive collections in various categories.

Arthur's Classic Novels - Over 4000 novels covering a great variety of topics, nicely separated into categories and "best" lists.  Some very interesting entries here.  Available for online viewing.

ArtofTravel offers the ebook, How to See the World, backpacking on $25 a day or less for free reading online.

ArXivOrg   Open access to 771,976 e-prints in Physics, Mathematics, Computer Science, Quantitative Biology, Quantitative Finance and Statistics

AstrologyWeekly 10 books for online reading and about 30 for download.  All on astrology. Update:  A number of the links here are now dead, but there are still several books available.

Athenaeum Library of Philosophy a large collection of works in a wide variety of sub-categories.  All the ones that I checked were available for free reading online without registration.

A to Z wire monitors the USA and UK Amazon sites daily for limited time free ebooks. They only list ebooks that have a rating of 4 stars or above after at least 25 reviews each.  They list about 13 free ebooks daily.  Thanks to Corey F for this link.

Authonomy a website set up by Harper Collins publishing for unpublished authors to display their works.  All are available for free reading online without registration.

Authorama offers a few hundred books, searchable by author, for online viewing.

Author Marketing Club  monitors Amazon (USA) for daily free ebook offerings. The amount listed varies from day to day.  They do offer genre selection and every daily listing that I saw had Children's books.  You do have to go into each daily listing individually.

Author Stand has thousands of free works in a variety of genres.  These are available for free download in PDF after free registration.  These are unique works by unpublished authors.

  

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BABBooks  is a children's site that has 25 free illustrated books available for online reading or listening.

Baby School   has a small collection of online flash books for toddlers and young children.

Baen Free Library - A small library of downloadable science fiction novels in a variety of formats.

BaenCD - A small collection of science fiction books from Baen's promotional CDs.  They are downloadable in a variety of formats as well as viewable online.

BaldwinLibraryofChildren'sLiterature has almost 6,000 classic , but unique, children's books for free viewing online.  the ones I looked at had beautiful illustrations.  A caution that some of the works are unacceptable by today's standards due to the view of minorities at that time.  Not related to the above as far as I can tell.

Baldwin Online Children's Projects 520 classic  children's books in a variety of genres for online viewing.

BannerBooks offers 5 unique books for reading online.

BarbaraMurray offers the free ebook, P.E.A.C.E. on Earth, " cross-platform, multi-media serialized ebook set 3 million years into the future."

Bargain Briana  offers the free cookbook, Betty Crocker, Best of 2011, for free download in PDF without registration.

Bargain eBook Hunter   has very detailed reviews of the daily free offerings from Amazon.  They do not list as many offerings as others that list Amazon free offers, but they do give more detailed reviews.  They also offer search by genre for free listings.  They do offer RSS and eMail updates, but not just for the free offerings (includes bargains).

Barnes&Noble offers free ebooks for the nook.  There are some sample books mixed in with the free full entries, but still plenty of reading material for nook users here.  Thanks to Sara Lutz for this.

Bartleby - Harvard classics and encyclopedias.  HTML only.

BBCSchools   has three online illustrated books for young children that can be viewed with or without audio.

Bean Counter  offers free Accounting & Bookkeeping courses for free reading online without registration.

BeatToAPulp describes itself as "an outlet for writers of hardboiled fiction".  The site offers a large collection of short stories for free reading online.

Bedtime-Story has a large collection of illustrated books for online viewing.  Some are classics and others are unique stories separated into unusual categories.

Ben and Me Marcy, the "Me" of the site name has put together a very impressive listing of ebooks for children that are always free at Amazon.

Berkely SunSite Classics - A small collection of classics.  HTML only.

Best Children;s Books offers 2 original children books and links to a number of free children books.

Best eBooks Free  a mix of bargain and limited time free ebook offerings from Amazon (USA) separated into several genres.  eMail updates by genre are available.  Thanks to Rayven for this site.

Best eBooks World has links to a fairly large collection of free ebooks in a wide variety of categories.  These are offsite links, so the download/viewing options vary.

BestScienceFictionStories offers links to a large collection of new and classic short stories for reading, listening and download. 

BetweentheLions  has a good number of video books with words for younger readers to follow along.  Also some games and other activities for young readers.

BeyondTheFarHorizon Gina Marie Wylie hosts the works of a number of authors in this forum.  Free registration, with valid email address, is required.  From what I could tell all are available for free reading online and all appear to be unique works of unpublished authors.  There is a mix of novels, novellas and short stories.  A lot of material and it is updated regularly.  The sort by author link seems to get the most results.  There is also a recent stories link.  Thanks to Guathier for this link.

BiblioFaction   has 34 free western short stories available for free reading online without registration.

Bibliomania - Over 2,000 classic novels, study guides, biographies and more.  HTML only.

Bibliotastic offers a good amount of free books in quite a few categories for free online reading.

Bill Smith Books offers the first book of his Outlaw Galaxy trilogy for free reading online without registration.  Also available for free reading online are some short stories from the Outlaw Galaxy.

BillyBear4Kids offers several personalized story books and coloring books for download as PC programs.  There is also a book available for free online reading in a flash player.  There are also downloadable programs to encourage children to write their own books.

Black Mask has a good size collection of free ebooks, offered in blog like form.  All the ones I saw were available for free reading online, free download in Kindle, ePub and PDF, without registration.  This is not associated with Black Mask magazine below.

BlackMaskFiction  offers 20 or so free detective stories that were originally published in magazines during 1925 to 1939 for download in pdf.

Blackwood Stories very nice collection of Algernon Blackwood horror stories available for free download in PDF without registration.

Blastr lists 33 scary stories that are free online.  Since these are links offsite, download and viewing options vary.  Posted on October, 2011, but all the links I checked were working.

Blog Books has some links to free online textbooks.  A couple were only samples, but the rest were full textbooks for free.  Download and viewing options vary as these are links offsite.

Book-bot  14,571 books available for online viewing in their easy to view reader.  Very nice find by fellow editor Rhiannon.

Bookchums a large collection of free ebooks and a mix of classic and newer releases.  All are available for free reading online or free download in PDF with free registration.  There is a 5 book per month limit for free users.

Book Freebies  posts several limited time free ebook offerings from Amazon (USA) with a synopsis of the novel and information on the authors.  eMail updates are available.

BookGlutton is a collection of 1200+ books for online reading with the added  feature of  groups available for discussion of the readings.  Nice combination of reading and socializing.  Suggested by an anonymous poster. Free registration and starting of a group now required.

BookGoldMine has several hundred ebooks, lecture   notes and videos regarding biology, business, computer science, math and physics.  Most available for viewing online, but some for download in PDF.  Thanks to Gio for this.

Book Goodies  monitors Amazon (USA) for limited time free ebooks offerings.  They list several free ebooks daily and have an individual description of each ebook.

Book Goodies For Kids  monitors Amazon (USA) for limited time free children ebooks offerings.   There is a nice category selection with a couple of free ebooks per category.

Bookie Jar has over 1100 free ebooks in its Classics..  All are available for free reading online without registration. Free registration is required for free download in EPUB or MOBI (Kindle).  There are also 128 free ebooks in the Free Indie collection, which is recent works by independent authors.

BookRags - Small collection of free with many paid.  Hard to find the free ones.  Available in Word or PDF.

BookRix   is a mix of classic and new ebooks.  There are over 16,500 free ebooks available in several general categories.  The reading online is in a popup window that reads as an ordinary book.  There are some classics that can be found elsewhere, but there are also many unique entries here.  The adult oriented books require registration to read or download.  Downloads in  epub, Sony, Stanza (iPhone) or their BookRix formats.

BookRix Mobile has over 25,000 free ebooks on their mobile ebook site.  All are available for free download in EPUB, without registration.  As with the main site, these are works by independent authors.

Booksie has a huge collection of free works in a wide variety of categories.  These range from short stories to novels and are unique works of unpublished authors.  All are available for free reading online or free download in PDF (press "Generate eBook" button).

BooksInMyPhone has a good size collection of public domain books available for download in formats compatible with any phone that supports Java.

Books On The Knob   has daily postings of free Kindle, Sony, Nook and other reader ebooks.  RSS, Twitter and email updates available.  These are time limited offers.

BooksShouldBeFree While primarily a good sized collection of audio books, each of the books is available for online reading or for download in text.

Bookstacks is a small collection (100+) of classic works available for online viewing, with many also available in Adobe PDF and Microsoft Reader versions.  Nicely set up.

Book Strand  offers 350 free romance novels in varying ebook formats.  All appear to be available for free reading online, free EPUB download and some free Kindle compatible download, as well as some other formats.  Free registration is required to complete the checkout.

Book Tour Radio maintains a listing at Pinterest of daily free ebook offerings from Amazon (USA) and sometimes also (UK).   They list several offerings per day.  You have to go through a couple of links to get to Amazon.

BookYards - 16,000+ books, videos, educational material.

Bored.com has over 15,000 books available for online viewing.  Nicely divided into a good variety of categories.

Breathless Press  offers 13 free romance novels for download in several ebook formats.  All are available in PDF, EPUB and Kindle compatible MOBI, as well as 4 other ebook formats.  Free registration is required.

Bregdan Chronicles  Ginny Dye, offers the first book in The Bregdan Chronicles series for free download in PDF or for free reading online.  Submission of a valid email is necessary.

Bring The Books  has a large collection of free Christian themed ebooks available for free download in Kindle compatible MOBI or PRC.

BritishCouncil  has a very nice collection of flash animated song and audio read-a-long stories for children.  Games and other activities also available.  Audio may be disabled for reading only.

BritishLibrary has a virtual books section with a small, but interesting, collection for online viewing.

BrowzerBooks  has an interesting collection of novels in a wide variety of genres (check bottom of page for links to genres) either available for online reading or download in pdf.

Bubu Tales  has 2 free books, in a wide variety of languages, available for free download in PDF

BucaroTecHelp  has an interesting collection of free business books available for download in pdf.  These deal with internet business for the most part.  You do have to view their news feed to be able to download, but registration is not necessary.

BuddhaNet   offers several hundred ebooks on various aspects of Buddhism for download in pdf.  Also a children's section with coloring books and texts.  There are audio books and videos also available.

BuddhistELibrary has around 225 free books on Buddhism in 7 categories.  Downloads are in PDF.  Also offers audio and video.

Buddhist Publication Society  offers a good sized selection of literature on Buddhism, most of which are available for free download in EPUB (signified by green N) without registration.

Building Rainbows  is a site where children may post reviews of books they have read. They also have 15 free classic novels available for free reading online without registration.

BusinessBookMall  has a large collection of books dealing with all facets of business for free download in pdf.  Also a large collection of non-business textbooks for free download in PDF.

Business-Software-Books has a smaller collection of business books that mostly relate to use of software for business.  These are zipped files and the ones I checked were PDF.

B Western Cowboy Comics links to a huge collection of comic books of Western classics and of western movie heroes.  This is a constantly growing collection and has separate pages of audio and video Western fiction.

ByGosh  offers a small collection of very nicely illustrated classics for younger children and older children.  Also some short stories.  Suggested by Cathy of PuzzlEd.

By Math "an online mathematics high school" providing complete learning materials for an elementary mathematics education.  All available for free reading online without registration.

Byron Bales  offers his detective novel, Rise Vaquero, for free download in PDF.

  

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Calibre Open Books has 15 genres of DRM free ebooks.  Each of these genres has several free ebooks, select the By Price sort option and the free offerings will be listed first.  Download and viewing options vary as these are links offsite.

Canadian eAuthors has a small collection of free stories and poems from Canadian authors available for free download in varying formats, though all seemed to have PDF available.

CandlelightStories  has a good number of stories from the Arabian nights collection as well as other story books available for online reading.

Carl Mickelsen maintains a library of links to Readings of Modern Philosophy, sorted by author name.  The links are offsite, so download and viewing options vary.

Carrie  is an electronic library with a large number of free books in its collection.  There is a good sized listing of books under copyright loaned to the library as well as many collections of books offering free novels.  From what I could see all are available for free reading online.

CBeebies  is a BBC site that offers a good number of free stories, in flash, for online reading and listening.  Also, has games, music and coloring books.

CC Wiki  a collection of books licensed under a creative commons license available fro free download (from DropBox) without registration.  All appear to be in PDF.  These are unique works by generally unpublished authors.  The books are not wiki style, the listing is.

Central Seminary  offers three free ebooks for free download in Kindle compatible MOBI.  These are Christian themed works.

CentsLess   has a mix of classic and new free  ebooks from Amazon (USA).  This looks to be the top 100 free listings in various genres and is updated hourly.

CheeseburgerBrownoffers 41 of his science fiction short stories for free viewing online.  Some are also available for download in pdf or kindle.   He also offers a novel for free reading online

Chessville 40+ ebooks on Chess available for download (mostly in PDF)

ChestofBooks Large collection, divided into categories, for online viewing.  Nice collection.

Child Bible Story Online  has 116 illustrated bible stories available for free reading online.

Children's Bedtime Stories  offer 20 free stories for free reading online.  These are original stories by Gordon Dioxide.

ChildrensBooksForever  has a nice collection of illustrated books available in pdf. Additional comments from Cathy of  PuzzlEd

"I checked out ChildrensBooksForever and the books are just delightful! Gorgeous pictures and some good themes for primary-school kids (anger, bullying etc). Over 20 books available to download and use on computer, Smartboards etc, as well as viewing online (and in quite a variety of languages, too, apparently). Excellent for school or home use."

Children's Books Online is an excellent collection (600+) of illustrated antique children's books for viewing online.   They are also available for download at a fee.  This little gem was suggested by an anonymous poster.

Children'sLibrary.org   has a large collection of books for online viewing.  Many appear to be unique classic works that are finely illustrated.  Books can be filtered by age, length and fiction/non-fiction.

ChildrensStories  offers 6 free works by Elisa Gianoncelli.  2 are for children 7 and older, 1 for children 6 to 9 and 3 for children under 6.

ChildrenstoryCom offers a smaller collection of fairy tales, nursery rhymes and holiday stories.  There is also a story that was written and illustrated by 2d grader children.  Caution that many of the other links lead to items for sale.

ChildStoryHour offers a good number of stories for free reading online.  Included are Beatrix Potter, Andersen Fairy Tales, Native American folklore as well as other stories and poems.  There are also other activities at the site.

ChildrenStoryInfo  a children site that offers a nice collection of fairy tales for online viewing as well as Bible stories and coloring books.

ChildStoryTeller  has a good number of short stories and nursery rhymes for reading online.  No illustrations to speak of and most of the stories are classics that can be found elsewhere, but there are a few unique entries here.

Chris Slusser  offers three of her romance novels for free download in several formats.

Christian Classics Ethereal Library  making classic Christian writings available and promoting their use. Suggested by AndrewK.

Cindi In Education  offers 2 free educational comic books for middle school and high school children.

Cinnamon Bear  Free stories and other activities about Paddy O'Cinnamon, the bear.

CK-12.Org  has a large collection of free textbooks and study aids.  All are available for free reading online and free download in PDF, MOBI and EPUB.

ClarkesworldMagazine offers free science fiction short stories for online viewing and also some audio versions.  A winner of the 2010 Hugo award for best Semiprozine.  Thanks to Knight_of_Pentacles for this.

Clarkness has a large collection of free ebooks for kindergarden and first grade children.  These are available in PDF for free download.

ClarkU  offers the classic math work, Euclid's Elements, for free reading online without registration.

Classic Authors.net contains the works of over a hundred authors (and short biography for each), with a varying number of works per author.  Online viewing only.

Classic Book Shelf Electronic Library offers the works of 50+ authors in varying amounts.  Online viewing only.

ClassicHistoryBooks offers 6 unique works for online viewing.

ClassicHorrorStories has a very nice, and large, collection of classic short horror stories for online viewing.

Classic Literature Library Decent size collection that has complete works of a small variety of authors and works of others and a nice children's section available for online viewing.

Classic Short Stories  a small collection of classic short stories available for free download in DOC.

Classicly offers a large collection of free classic novels.  Sorting by author, popularity and book collections (genres).   All are available for free download in PDF and many are also available in KINDLE.  Thanks to Tyler G for this suggestion.

Classic Reader offers thousands of free classic books for online viewing.

Classics For Young People  an alphabetical listing of authors of classic novels for young readers with links to online versions of appropriate works by each author.

Cleave Books small collection of free classic novels available for free reading online without registration.

Closed Circle  offers 4 free science fiction short stories for free download in a zip file.  These are available in quite a few formats (not PDF), including text.  You have to provide a valid email as the link is emailed to you.

CND offers a few English translations of Chinese classic novels and works on philosophy.  Most however, are only available in Chinese.  Suggested by the ever helpful SeaMac.

College Open Textbooks  has a large collection of college textbooks in 24 different subject categories available for free download in PDF or free reading online.

ComputerBooks.us larger collection, sub categorized and available for download in pdf.

Concept Art a forum post by briggsy ashtons, links hundreds of free classic art books from around the web.  Download and viewing options vary. (In Renovation for now)

Connexions a large collection of free Math and Statistics textbooks and other educational resources.  The ones I checked were available for free reading online as well as free download in PDF or EPUB without registration.  All appear to be college level.

CookingWithUs has a large and diverse collection of cookbooks available in PDF (zipped).  Also, a few cookbooks available in Kindle. and audio cookbooks.

CougarWebWorks has several of the works of Nowick Gray available for free download in pdf.

Craft&FabricLinks has a free business book, Start and Run Your Own Business, available for free reading online.

CrapHound has a few works of Cory Doctrow available for free download.

CreativeHomemaking  has a number of free cookbooks available for download in pdf.  Some interesting entries here, including "How to Make a Gingerbread House".

Criltical Bench   offers about a dozen free ebooks on bodybuilding and fitness for free download in PDF without registration.

Critical Theory    has links to 5 well known classics of Philosophy.  All are to Project Gutenberg and are available in the usual wide variety of formats.

Cthulhu Chick offers the complete works of H.P. Lovecraft for free download in EPUB and MOBI (Kindle) without registration.

Curriki has a large amount of Mathematics textbooks and other educational resources, but it is hard to navigate around.  Free registration with valid email for confirmation is required.  Ranges from Kindergarden to College level.  Mostly written materials, with some audio and video.

  

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DagonBytes has a collection of free classic gothic novels as well as some classic Vampire novels available for free reading online.

Daily Artisan has links to a good number of free ebooks and guides regarding Linux and some distros.  The links are offsite, so download and viewing options vary.

Daily Cheap Reads looks to be links to time limited free offerings at Amazon.  A smaller amount of listings than others that monitor such offerings, but a food description of the free offerings.   RSS and email updates available.

Daily Cheap Reads Jr. a children's version of the above, a few free Amazon offerings daily.  Updates by email are available.

Daily Free Books (UK)  monitors Amazon (UK) for its daily free offerings.  They offer genre selection as well as sorting by time (including since your last visit).  They also offer free listings from Smashwords, which can be viewed with the Amazon offerings, alone or not at all (Amazon only).  They have over 6,000 free ebooks listed.

Daily Free Books (USA) monitors Amazon for free offerings.  Has hundreds of free listings daily. and offers excellent category listings.  RSS feed available.  Thanks to Frank Blake for this.

Daily Science Fiction  is a webzine that offers a collection of science fiction short stories for free online reading.  You can also subscribe (free) to have daily mailings of the works.  If you scroll down the page linked, on the right hand side is a sub-categorization of the free science fiction works.  Thanks to Allyson Erick for this site.

Dan's Tool Shed puts up a weekly post of free offerings at Amazon.  There are email and RSS updates, but for the whole site, not just the free ebooks.

Dark Planet  a collection of original short stories for online reading.  The site has not been updated in a while, but all the links seem to work.

Darryl'sLibrary  is a review blog, but also offers his free ebook for free download in PDF.

David Banach provides some Philosophy texts for free reading online as part of a Modern Philosophy course.

David J Eck offers his ebook, Introduction To Programing Using Java , for free reading online and free download in PDF without registration.

David MacKay offers his ebook, Information Theory, Inference and Learning Algorithms, for free download in PDF without registration.

David Palme  offers some free short stories of horror as well as a novella for free reading online or free download in PDF.

David Peters  offers his book, Don's Spank Hank, for free reading online or free download in SWF or PDF.  There is also a narrated version available at YouTube.  Nicely illustrated and 60 pages long.  Intended for beginning readers.

Debbie Harbeson   offers her ebook, Okay Kids, Time For Bedlam, a humorous look at homeschooling, for free download in PDF without registration.

DesiringGod has a good size collection of Christian oriented works for download in PDF.

Developnew a good collection of free computer software books available for reading online.

Diesel eBooks - Offers 750+ ebooks formatted for Microsoft Reader and MobiPocket.

DigiLibraries has a very interesting collection of over 20,000 free novels available for free reading online as well as free download in MOBI or EPUB without registration.

DigitalBookIndex  links to over 140,000 free ebooks in a wide variety of categories.  Viewing and download options vary as these are links to various sites.

Digital History a complete history of the USA available for free reading online without registration.

Digital Library of Science has a good number of free ebooks in mathematics, physics, philosophy, linguistics and finance available for free download in PDF without registration.

Digital Novelists  unique stories by generally unpublished authors available for free reading online without registration.

DimeNovels has 100 detective and mystery stories from the magazine Secret Service, which was published in the USA  in the early 1900s, available for download in PDF.  These look to be scans of the originals.  Note that these tend to  portray minorities as the villains and probably contain racist comments.

Disney.Go offers the free picture book, Lady and the Tramp, for free reading online in their flash player.

DivineLifeSociety over 200 books on Yoga, religion and philosophy available in pdf or HTML

DLTK-Teach   offers free printable children's books.  Most are geared towards pre-schoolers, including a set on the alphabet, but there are some stories for older children also.    Suggested by Cathy of  PuzzlEd.

DMOZ  has a huge listing of free ebooks and other activites for children and teens around the web.  Many of the books are listed on the Literature page, but if you look around, you will find more.

DominicGreen offers 4 of his science fiction novels for free reading online.

Don't Spank Hank David Peters offers this picture ebook for free download in PDF and SWF.

DripRead Book serialization by email.  All books in ePub format.  Registration not required, but the free registration does add some nice features.  Obviously email required.  thanks to Peter Barber for this.

Dr Wdiger's Library    a page from Project Gutenberg Australia with the large collection of Dr. Widger's ebooks.  A very nice feature is the option to download all the works available from an author in one zipped file.  Also available are Kindle and ePub versions as individual downloads.   All of these classic works are available for free download without registration.

DuncanLongPublications offers several works for free online viewing.  Generally, a pdf download costs money, but some are ad supported and are free.

  

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Early Christian Writings has links to Christian writings from 30 to 260A.D..  Download and viewing options vary as the links are offsite.  Listings are in chronological order.

Early Jewish Writings has links to early writings of Judaism.

Early Modern Texts   has a huge collection of early modern philosophy novels available for free download in PDF without registration.  Works are sorted by author name.

EarlyMysteryNovels has a good deal of information and links on mystery writers from the 1700s to the early 1900s.  Some of the links are to pay sites, but most are to free collections online.  A good way to find novels by author and a lot of good general information on the mystery genre.

EastofTheWeb offers a good number of scifi short works for reading online.  Thanks to Panzer for this.

EasyMediaBroadcast  offers a nice size collection of mostly classical works for download in TK3.  You must use the TK3 reader, available for free at the site, for these books.  Books are sorted by author and title.

eBook Cafe  Several hundred free classic ebooks available for free reading online or free download n PDF, without registration.

eBookDB has a large collection of links to free ebooks online, in a wide variety of categories.  Links are offsite so download and viewing options vary, but the ones I looked at were all available for free download in PDF.

e-book.com.au has a good size collection of links to free books online.  Particularly impressive is their Sacred Texts & Religion page.  Download and viewing options vary.

eBook Junkie has thousands of free ebooks in a large variety of categories.  Most are unique entries not found elsewhere.  All area available for free download in PDF without registration.

eBookLobby - Small, but interesting and unique, collection divided into 13 categories.

eBook Mall 484 free ebooks available in a wide variety of categories.  These are unique entries from, what appear to be, unpublished authors.  Free registration required.  Free download formats vary, but all appear to have a PDF option.

eBookNook  A good number of stories, mostly romance, but some children and vampire stories available for online reading.

EBookOffline Bills itself as "Your ultimate source for free Computer Referencing online" and it certainly appears to be that.  A huge collection of links in a wide variety of categories.  Since the links are offsite, download and viewing options vary.  Looks to be an excellent site for learning programing in a wide variety of languages.  Thanks to WeaverBird for this suggestion.

eBookPlanet has an interesting and unique collection of works in 12 categories available for download in pdf.  Suggested by an anonymous user.

eBooks@Adelaide a great collection of works from the University of Adelaide.  All are available for online viewing and have links for printing.  Many are also available in ePub.  Thanks to Ana for this valuable source.

eBooksCube has a good size collection of classics available for online viewing.

E-Books Directory 944 books in 344 categories available for download in varying formats.

eBooksForAll has 873 free ebooks by 149 authors in 342 categories available.  These are links to other sites, so the download and viewing options vary.

eBooksFree.Com has a good size collection of unique books for free download.  All appear to be downloadable in PDF and some also offer EPUB and MOBI downloads.  Separated into a good variety of categories.  Note that the books shown under "sponsored" are links to pay sites.

eBooks Free Free Free monitors Amazon (USA) and iTunes for the top free ebooks offerings in many genres.  RSS feed available.

eBooksFreeNet Very nice and good size collection of free novels available for free download in PDF.  Separated into a wide variety of categories.

eBooks Habit offers daily listings of free books from Amazon.  Also has links to the top free books in several genres.  email updates available. Thanks to Buddy Elf for this site.

eBooksInternational good size collection of free books available for free download in PDF.  Wide variety of categories.

eBooks-Junkie   gathers free ebooks from sites around the web, so download and viewing options vary.  A mix of classic and new.  Good genre listings to help narrow search.

eBooksJustPublished Interesting collection of DRM free eBooks listed daily.  These listings link out to other sites and therefore the download options vary.  Generally these are new books by relatively unknown authors.

eBooks on Everything has a good sized ebook collection that has some interesting entries that I did not see elsewhere.  All are available for free download in PDF without registration.  A very wide range of genre listings.

eBooksRead Over 242,000 books available for download in pdf or text.  Search by author or title

eBookTakeaway  has 3500+ free ebooks by 250+ authors for download in pdf, html or ebook text..  Searchable by author, genre or title.  Also biography and book download listings for individual popular authors.

e-cookbooks.net has 14 smaller cookbooks available for free download in pdf.

Edensong offers free cookbooks, self improvement books, health and fitness and gardening, hobbies and sports books.   All are available for free download in PDF without registration.

EdgarAllenPoeSocietyofBaltimore offers free reading online of the Collected Works of Edgar Allan Poe (a comprehensive collection of e-texts of all of Poe’s writings, from the original sources and with multiple versions as revised during his lifetime).

ED.gov   offers a free ebook, Helping Your Child Learn Mathematics,  for free download in PDF without registration.

Education Blogs  has links to a good number of free textbooks on the web.  Download and viewing options vary.

eduplace  offers 14 "leveled" books for children for online reading or printing.

eFree Books  posts a large selection of limited time free ebook offerings from the several Amazon sites around the world (UK, USA, CA, DE, FR & IT).  There are quite a few posts daily and each post is about a specific genre. email updates are available.

Eldritch Dark  has a large collection of short stories by Clark Ashton Smith available for free reading online without registration.

Eldritch Press has a good sized collection of public domain works with some unique categorization. 

Electric Scotland  has over 800 free childrens books, for children of all ages, available for free reading online.  These are unique and original stories and many are illustrated.

Elegant Solutions Software and Publishing Company, LLC  has lots of eBooks for people who think. This Gem of a site was suggested by AndrewK.

Ellora's Cave  offers 80  free romance reads for download.  Free registration is required.

eModern Buddhism offers the 3 volume work, Modern Buddhism, for free download in MOBI (as well as EPUB and PDF).

English Book Download  over 30,000 free classic ebooks available for free download in EPUB without registration.  Despite the name of the site, some of the books are not in English.

English Novels Net presents English novels in blog form and has 6 complete novels available for free reading online.

EpistemeLinks provides over 2,100 links to electronic texts by famous philosophers throughout history. This section is currently searchable in three ways: title keyword, philosopher, topic category.  Not currently maintained, so some links have died out, but still  a good resource.  Thanks again to SeaMac for this.

ePubBooks offers over 500 classic books for free download in ePub format.

eReader Cafe  daily listings of free novels from Amazon.  Seems to average about 5 per day, with detailed information on the book.  eMail updates available. Thanks to Caroline for this site.

eReader.com has a small collection of free ebooks for download, but a couple interesting entries.  Registration required.

eReader IQ    this site monitors Amazon's free offerings and is updated hourly and at the time of this article has offers of free Kindle ebooks totaling 4,186.  One of the more complete listings of the free Amazon time limited offers.  They offer email and RSS updates.

eReader Love     monitors Amazon (USA) for limited time free ebook offerings.   Around 1400 free ebooks listed at the time of this post.  Many different categories.

eReader News Today  is another site that monitors the time limited free offerings at Amazon and looks to come out several times a day with 5 to 10 free Kindle books at Amazon in each listing.  They offer RSS updates.

eReaderPerks monitors free releases at Amazon (as well as for Nook and Kobo) and has very good category listings, including children and young adults.  Offers email updates.  Thanks to Lorie for this listing.

eReader Utopia  posts a couple of limited time free ebooks from Amazon (USA) daily with detailed description of the free ebook.

eServer.org interesting collection of classic novels and short stories available for free reading online.

eServer Technical Communications  has 875 works in its software section and 161 in its web design section (although a number were no longer available) as well as some articles in its other sections.

ETextCenter  the electronic text center of the University of Virginia has a large collection of works for children and young adults available for online viewing.  These are classic works and many are available elsewhere, but there are some unique ones.  Books are sorted by author name.

eText.lib The University of Virginia online library has a large collection of works available for online viewing (some are available in Microsoft Reader).  Even though a good number are limited to UVA students and staff, there is still a good amount of interesting material available to the general public.  Suggested by poster mike dutch.

Every Day Fiction a short story per day for free reading online.  All stories are 1000 words or fewer to fill in those short free times.  eMail updates available.

EveryonesReading  is offering 12 free romance novels for download in several formats.  This is a follow up to their previous offer and may not be around for long.

Examiner   offers a listing of 32 Science ebooks that are always free at Amazon (USA).  There is also a listing of 21 History eBooks that are always free at Amazon (USA) and Over 100 Free Psychology Classes and Textbooks Online as well as other articles that may be found through searches.

EWTN Libraries  the global catholic network has a large collection of works regarding the Catholic religious beliefs available for free reading online without registration.

  

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FabienRoy offers his his scifi-thriller novel, Buckyball, for free download in pdf.  "James Pissola tells the story of how one night of partying with his best friend in South Beach changed his life. Listening to a specific song always transports him back to the same time and place, which happens to be the Miamillennium nightclub in Miami. These flashback moments are called life-turns and James claims to have lived over one hundred and seventy-one of them, some lasting between 13 and 26 years."

FableLibrary has an interesting and unique collection of childrens works.  Most are available for viewing online, including some flash versions.  But a few are available for download.  Suggested by Cathy of PuzzlEd.

Fahim Farook  offers his humorous science fiction novel, Honest, The Martian Ate your dog, for free download or online viewing.

Fanatics4Classics  provides links to a large collection of Children's books at Project Gutenberg.

FarmhouseFables  offers 5 short story books about the little creatures that have made their home in the meadow next to the old farmhouse.

Farrago's Wainscot 12 issues of short stories and poetry available for free reading online.

Fave Craft   you have to provide an email address to see the site.  After that a free registration will allow you to get all their craft books for free download in PDF.  There is a very good collection of crafts books here.   Caution: I receive several emails daily from them and I see no way to opt out (Update: once you receive the emails, you can use the unsubscribe feature in the email)

Federal Citizen Information Center offers informational booklets on a great variety of subjects.  Many are free and most of the paid ones are available for a free download.  Suggested by an anonymous poster

FeedBooks - Thousand of eBooks downloadable in a variety of formats.

FeedingAmerica offers an excellent collection of close to 80 cookbooks.  These are available for reading online or for download in PDF.  Thanks to Susan B for this suggestion.

Felicity Heaton .offers her paranormal vampire romance novel, Reunion, for free download in PDF.  Also link to other download formats.

Fiction eBooks is a interesting small collection of works of fiction (including some Beatrix Potter illustrated childrens books) as well as some books for writers and works philosophy and sociology.  Online viewing only.

FictionFactor offers links to 13 science fiction novels.  Some are from Baen and other listings here, but there are some unique entries.  Download/viewing options vary as these are off site links.

FictionPress  is a growing network over 1 million writers/readers, and home to over 1,200,000 original works by unsigned authors.

Figment large collection of writings including short stories, poetry and novels.   These are unique works from unpublished authors.  All are available for free reading online without registration.

Financial Management Training Center  offers a good number of business courses for free reading online and free download in PDF.

FireBlade Fiction a smaller, but interesting, collection of classic works available for online reading.

FKB monitors Amazon (USA) for limited time free ebook offerings.     eMail updates are available.

Flat World Knowledge college textbooks available for free reading online.

FlightSimBooks 21 classic flight simulation books available for free reading online.

FloridaDisaster.org  offers three books on hazardous weather for 1st, 2nd and 3rd grade readers in download in pdf.

Foboko over 2,000 free ebooks available for free reading online or free download in TXT, PDF, EPUB, MOBIPocket and direct send to Kindle.  Free registration is required (I have received no spam) and there is a limit of 5 downloads per month (no limit on reading online).  There are some unique entries here.

Folger Digital Texts  meticulously accurate texts from the Folger Shakespeare Library available for free reading online without registration.  Features a search function.

Folger Shakespeare Library  high quality digital photographs of classic works from the library's collection of Shakespeare and Renaissance works in general.  All available for free viewing online without registration.

FolkTexts the University of Pittsburgh presents a large collection of folklore from around the world for free reading online.

ForgottenBooks  is an independent publisher that offers almost 10,000 free ebooks (with several thousand more coming) for free download in "low quality pdf".  The books can be searched by top 100, name, author and several categories.  You can get a free "high quality pdf" ebook daily by providing an email address.

Free & Discounted Books  this link is to their collection of permanently free ebooks at Amazon (USA).  They also feature limited time free ebook offerings in a wide variety of categories.

Free Audio Books.WS while primarily an audiobook site, they also have free ebooks available for each of their audiobook listings.

Free Biography Memoir   monitors Amazon (USA) for limited time free ebook offerings in the Biographies & Memoirs genre.

FreeBookCentre links to thousands of computer ebooks divided into many sub-categories.

Free-Book.co.uk  has a good variety of free ebooks in 13 categories.  These are links to offsite material and download/viewing options vary.

Free Book Dude  has listings of free offerings from Amazon, with synopsis and review.  Also features guest listings, where, generally, the author posts the listing and information.  Listings are daily and though there is not the number of some of the other sites here, they do give more information on the free books.  Offers RSS feed.

FreeBooks Several hundred free ebooks spread across a good variety of genres.  This is a mix of classic and newer works.  These are available for free download in TXT, PDF, MOBI (Kindle) and EPUB.  There is a 15 second delay between selecting your download format and the download, during which there is an advertisement.  Do not click on download in the ad.  The download of the book will start automatically after the 15 seconds.  No registration is needed.

FreeBooks4Doctors Over 650 works (in varying languages) dealing with medical matters.  Available in pdf download.

FreeBooksforAll A fairly large collection of non-fiction books available for download (mostly in pdf).

Free Books To Read  6,000 free ebooks for free reading online without registration.  Most are classic novels, but there are some more recent legally available entries.  They are also available for text-to-speech read aloud when using Internet Explorer.

Free Books Hub UK monitors Amazon (UK) for limited time free ebook offerings.  RSS feed and email updates available.

FreeeBookDownloadLinks  has a very nice size collection of links to free computer science books online.  Download options vary as these are links to other sites.

FreeBook-s  has a good number of ebooks for download in epub, mobi or pdf.  Separated into 23 categories.

Free Books Hub  lists a good number of daily free listings at Amazon with a detailed description of the offering.  They have an RSS feed.

Freebook Sifter lists both recent limited time offers and classics from Amazon for children.  Ranks listings by average user rating.  Also has nice feature of further subcategories to set age range and other options.  Thanks to Rob Schifreen of our site TSA for this link.

Free Booksy   monitors time limited free book offerings for Kindle, Nook and Apple ebooks, but it looks like most of their listing are for free Kindle ebooks from Amazon.  They also have a separate listing for free books for children, all of which appeared to be free kindle ebooks from Amazon.

FreeBookUK has several hundred free ebooks in 13 categories.  These are links offsite, so download and viewing options vary.

FreeBookZone has a large collection of computer, engineering and medical ebooks, lecture notes and courseware.  Download and viewing options vary as most of the links are offsite.

FreeChildrenStories offers 17 free stories for online reading.  Stories may be sorted by difficulty or age.  For children aged 1 to 10.

FreeClassicBooks offers about 30 of the more popular classic books for free reading online.

FreeComputer Books - Free computer, math, technical books and lecture notes.

Free Doors.org    has many of the Baen CDs available.  A nice feature is that the stories are available individually to read online or download in various formats, including EPUB, for free.  No registration required.

FreeeBooksBlog  has a good size collection of unique works, mostly put up for free by the authors.  These are links to offsite downloads, so formats vary.

Free eBooks Daily monitors Amazon (USA,UK, CA) for limited time free ebook offerings and has separate listings for various genres to follow.  RSS feed available.

Free eBooks Download is a Facebook page that monitors Amazon for limited time free ebooks.  Looks like the site posts about 20 ebooks per day.  Thanks to Finch for this listing.

Free e-books For Kindle   very nice collection of free Kindle ebooks (PRC).  These are classics in the public domain.  Sorting by author or title.

FreeEBooksLibrary has a very large collection of free ebooks in a great variety of categories.  Of the ones I checked, many were to Gutenberg and had the usual variety of download and viewing options.  Others were on site and had PDF links and some others were links to other sites with varying download and viewing options.

Free eBooks Net - Free books and resources for authors.  Also magazines.

Free-Ed Net  offers a huge selection of free online courses and materials in a wide variety of disciplines.  Many of the links are offsite, so download and viewing options vary.

Free eTextbooks Online   has a large collection of links to free textbooks online in a good number of subjects.  Links are offsite so download and viewing options vary.

Free Irish Biography eBooks   provides links to free ebooks of biographies of people with Irish heritage.  The links I looked at were all to the Open Library and were for free reading online without registration.  If you click on the Open Library link on the upper left, you will have several options of formats for free download.

FreeKidsBooks has a nice collection of original children's books available for free download in PDF.  Age range is from toddlers to young adults.

Free Kindle Books and Tips    not all of the listings are free (some are bargains) but this site does monitor Amazon daily for free Kindle ebooks and also free games.

Free Kindle Books Org.  is an excellent source for free Kindle ebooks.  They have their own large supply of free eBooks available for free download in Kindle compatible PRC or MOBI.  Also, they have a great feature called the Magic Catalog of Project Gutenberg Free eBooks, which has listings of 29,000 free eBooks at Project Gutenberg.  There are two catalogs available (EPUB and MOBI).  For Kindle, you would get the MOBI catalog and the Magic part is that the Catalog consist of links that you may click on for a direct download of the MOBI version of the eBooks from Project Gutenberg.

Free Kindle eBooks has weekly updates of free time limited offerings at Amazon, but has the nice feature of dividing these into genres.  RSS and email updates are available.

Free Kindle Books UK  monitors Amazon (UK) for limited time free ebook offerings.  Posts a large listing daily.  The listing is separated into many genres, but there is not link to each genre.

Free Math Books   has 61 free ebooks in the field of Mathematics.  These all appear to be textbooks aimed at High School levels.  Links are offsite, so download and viewing options vary.

Free Math Help   offers online courses in a variety of Math related fields for free reading online (videos available also) without registration.  These appear to be middle and high school level courses.

Free Math Texts  has 2 free text books on Algebra available for free download in PDF without registration.

Free Mystery Ebooks   is a Facebook page that monitors Amazon for its limited time free ebook offerings in its Mystery category.  Seems to be updated a few times per day and list about 5- 10 per day.

Free Novel Books (Free Kindle Listings)   this is a listing of several thousand free kindle ebooks available at Amazon.  If you browse down the page on the left hand side you will see a section called "Popular Posts", where there are links to separate posts of free kindle ebooks.

FreeNovels.net   offers the science fiction novel, Flores Girl, The Children God Forgot, for free download in a variety of formats.

FreeOn-LineBooks Interesting collection on individualist feminism and libertarianism available for online viewing.

Free Online Novels Interesting collection for online viewing.  Several hundred novels separated into categories.

FreeProgrammingeBooks has a very large collection of programming ebooks in 33 categories available for free.  Most are available for download in pdf.  Others for viewing online.

FreeQuickRecipes  3 cookbooks available for download in pdf and a large amount of recipes for online viewing as well as other information on kitchen and diet

FreeRead a bibliography of Australian writers who died before 1955, with links to a good number of them for download or viewing.

Free Read Feed (UK)  has over 5,000 free ebook listings from Amazon (UK).  They monitor recent free offerings as well as showing some that are always free.  Like their USA counterpart below, the site offers sorting by genre, time offered, length and popularity.  

Free Read Feed  (USA)   regularly posts, throughout the day, the limited time free ebook offerings at Amazon (USA).  This is an extensive listing of the free ebook offerings, showing the genre (with option to exclude that genre or show only that genre in results) and the length of the ebook.  They have some filtering options, length of ebook and date of free offering as well as a large genre listing option to exclude genres (click on Pick from a list).

Free Sci-Fi  monitors Amazon for its limited time free ebooks in the Science Fiction genre.  eMail updates are available.

Free SF Online  over 2,000 links to science fiction books for reading online

FreeSFReader Collection of links for mostly science fiction, fantasy and horror novels and short stories, but also some other genres.

FreeSoftwareBooks has a large collection of links to free ebooks and tutorials in a wide variety of categories.  Many of the links are to older works, but still worthwhile.  Some of the links have expired, but most still are working.  Since the links are offsite, viewing/download options vary.

Free Stuff Times  monitors Amazon daily for its limited time free ebook offerings.  They post links to about 100 ebooks per day.

FreeTechBooks - Computer science and programming books, textbooks and lecture notes.

Free Westerns.com   lists limited time free ebook offerings from Amazon (USA).

Frontier Tales Magazine  offers free western short stories for reading online.  These are unique works.

Front Range Downloadable Library  Has links to EPUB classic books.  To see the offerings, you need to select a genre.  There appears to be a large collection here.  This is a part of Overdrive, but no registration or library membership is necessary.  These all appear to be from Project Gutenberg, but the access here may be preferable to some.

FullBooks - Thousand of free full text books.

Future Folk Library  has several free ebooks and poetry, offering information on Future Folk, for free reading online without registration.

  

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GailSpencerLamm  offers her illustrated ebook, Emily's Patience, for free online viewing or download.

Galley Cat has links to free Project Gutenberg (USA) ebooks grouped together in an interesting way (ie Extraterrestial Abduction Day).  The usual wide variety of download and viewing options at Gutenberg available for free without registration.

Gaslight offers a chronological listing and listing by Author of horror and ghost stories from the 19th and 20th century.  These are offered for online viewing and were originally posted for weekly reading and discussion groups.  Although it appears the weekly groups are no more, the links I checked still were working.

Gavin Williams  offers his 10 novel series, The Surprising Life and Death of Diggory Franklin, for free reading online.  Also included are 7 other works that continue the story.  A romance mystery novel.

GenealogySearch  offers historical and genealogy books from around the world.

GeorgeBenthianPhD    offers 5 free math and numerical analysis tutorials for free download in PDF.

Georgia Download Destination   has several thousand works from Project Gutenberg.  The easy layout and quick download here will appeal.   Large selection of genres.  All available for free download in EPUB without registration,

Geronimo's Adventures  features 9 good size books on the adventures of Geronimo the teddy bear for online viewing.

GetFreeEbooks - Several hundred free ebooks, generally offered up by the authors.  Download options vary as these link offsite.

Giggle Poetry  a large collection of funny poetry for children available for free reading online.  Also, a poetry class for children to learn to write poetry and other activities are available for free.

Gilead.org  provides many of the fairy tales and stories of Hans Christian Andersen.  These are available for free reading online without registration.

Giraffian offers a nice collection of books for pre-schoolers, covering the alphabet, numbers colors and other topics.  Suggested by Cathy of PuzzlEd.

Girl eBooks  has over 200 novels by female writers available for free download in EPUB.

Gizmo's Freeware  editor Rob Schifreen, who maintains the Hot Finds section here at Gizmo's has posted a link to 60+ free books from Microsoft.  All the books are available in Kindle compatible MOBI for free download without registration.

Global Text Project   offers free textbooks in several disciplines for free download in open document format.

GnomePress is a blog by Aaron Raisey, a collector of the science fiction classics issued by Gnome Press.  A nice listing of the works available on the web.

GoldenGems  a collection of little golden books and other illustrated books for children for online viewing and saving as jpg.

GoodnightStories  is a nice little collection of unique children stories for reading online.  A good number of the stories were written by children.  Some other activities and printable coloring pages are also available.

Goodreads   has a listing of "Popular Free Kindle eBooks".  The listing says there are over 11,000 free ebooks in the list.  This is a mix of newer works and classics, though the vast majority appear to be newer works. They all appear to be free a lot of the time.   All of the works I checked were available at Amazon, through the "Online Stores>Amazon" link on the description page for the ebook.   

Goodreads   has a listing of 159 Free Kindle eBooks For Young Adults.  This is a mix of newer works and classics, though the vast majority appear to be newer works. They all appear to be free aloo of the time.   All of the works I checked were available at Amazon, through the "Online Stores>Amazon" link on the description page for the ebook.  They also were free through the Kobo link, but you had to filter Free Only once at Kobo.

Goodreads   has a listing of 243 Free Kindle eBooks For Teens.  This is a mix of newer works and classics, though the vast majority appear to be newer works. They all appear to be free aloo of the time.   All of the works I checked were available at Amazon, through the "Online Stores>Amazon" link on the description page for the ebook.  They also were free through the Online Stores>Kobo link, but you had to filter Free Only once at Kobo.

GoodReads has a listing of 95 free young adult ebooks.  All are available for download at their site.  The download formats vary, but all the ones I looked at were at least available in PDF, EPUB and MOBI (for Kindle).

Goodreads  has a collection of 55 free science fiction audiobooks, all of which are also available for free download in PDF, EPUB or MOBIPocket (Kindle) or free reading online without registration.

Goodreads  a collection of 2,500 free ebooks.  Most are complete ebooks with several download options.  Some are read online only and a few are excerpts from the ebooks.  All are available for free without registration at Goodreads.

Goodreads Popular Free Ebooks Shelf  over 25,000 free ebooks listed.  You will have to choose the information page for the book and then go to one of the online stores to find the free copy.   These are not available at Goodreads and you will need to register at the sites (requirements and formats vary) to download.

GoodSeed offers 5 unique free  religious books.  4 deal with the Bible and one with Islam, although it is a Christian site.  Several of the books are offered in a wide variety of languages and come with additional resources, such as workbooks, audio and video.  The book download I tried required free registration and I assume they all do.

Google Book Search - Good selection of free ebooks available in a variety of categories.  Linked into GooglePlay, below, but offers some extra options if you have Google email account.

GooglePlay google does not make it easy to find the free books in their collection.  This is a link to the top free books.  More free ebooks may be found by doing a search and choosing Free Only in the results.  Choosing a category and the Free Only option also shows more results.   All are available for free reading online.

Gospel eBooks  has listings of limited time offers on Christian ebooks at Amazon.  A number of the titles did not appear to be religious oriented, but all were free and since the site is Gospel eBooks, I guess the books are Christian themed.  Thanks to Dave Faulkner for this suggestion.

Grace Eliazabeth Baker  offers her serial novel, The House of Sever, for free reading online.  As of now, this is really more like 3 novels.

Grammaropolis has a book, video, songs and games to help children learn proper grammar.

Great Books Great Deals  has a listing at Pinterest of permanently free ebooks at Amazon (USA).  You have to click on the link back to their site within the description on Pinterest to get the link to the free ebook.

Greening IT   a collaborative effort to help in reducing the carbon footprint in IT.   Available for free download in PDF or free reading online without registration.

Green Tea Press  has a dozen of their books for free download in PDF or free reading online.  These appear to be quality texts.

GregoryDaroneoffers his novel, The Butler Did It, for free reading online.

GrimmFairyTales has a small collection of The Grimm's fairy tales for free reading online in a flash player.  Also available are some associated activities.

GrtBooks - A large collection of great books and classics.

Guerrilla Wordfare  offers 2 free romance novels.  One may be downloaded as a zip file, that contains 5 different formats and the other you must Tweet or post on Facebook to get for free.

Guides Ebooks  will create a free wiki style guide book for countries around the globe.  Free download in PDF, EPUB. OpenDocument and OpenZIM without registration.  Thanks to Pretio for this site.

GutenMark  has "cleaned up" copies of classic novels, most of which are from Project Gutenberg. All are available for free download in PDF without registration.

  

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HANDebooks has 15 public domain classics available for download in Plucker or eReader.

Harlequin offers 16 full length romance novels for free download in pdf.  These are entries from their collection.

HarlequinExtras offers 269 free romance novels for reading online.  These are printable and also may be sorted into various categories.

Harvey Mudd College has online written tutorials in math related subjects available for free reading online without registration.

Hawks Legend   Robert Turnbull offers the 3 volume work of Hawk's Legend, as well as some short stories, for free download in PDF, EPUB or Kindle compatible PRC.

HBPMS this is a blog that contains textbooks and other informational material to "become a pure mathematician (or statistician)".  Some of the items listed are not free, but there looked to be a free materials in every section of the guide.

Heidoc offers search by genre of the limited time free offerings at Amazon.  Daily updates by email are available and you have the option to select updates only for certain genre(s).

HerbertWilf     site offers 5 of his math books for free download in PDF as well as a couple sets of his lectures.  His Wikipedia page.

Hermetics.org  an interesting collection of novels available for free download in PDF from their Online Esoteric Library.

HeritageAuctionGalleries offers two works of James L. Halperin, The First Immortal and The Truth Machine, for free download in MS Word.

Herricks H.S.   has several of the AMSCO textbooks used in their Math related courses available for free download in PDF (chapter by chapter) without registration.  Look on the left hand side of the page for the links.

Historical Text Archive has 74 free ebooks of history covering various continents.  These are all available for free reading online.  Click on the "TOC" (Table of Contents) link on the book page to read.

Hopcott.Net has a small but unique collection of novels, novellas and short stories for online viewing.  Genres include romance, mystery, ghost science fiction and horror.

HotFreeEBooks an excellent site for reading books online.  They boast over 20,000 ebooks and you can adjust font size and contrast for your reading pleasure.  Thanks to Jan Lonner for this excellent suggestion.

HowTo offers around 150 free "how to" ebooks on a wide variety of topics.  Suggested by an anonymous poster.

H.P.Lovecraft Archive   offers all of the works of H.P.Lovecraft for online viewing.  Also offers information about him and links to other Lovecraft sites.

H.P. Lovecraft.com has an excellent archive of the works of the horror master available for free reading online.

Humanistic Texts a large collection of "humanistic" texts from many cultures available for free reading online without registration.

Hundred Zeros CA    monitors Amazon (Canada) for the catalog of "best sellers" free ebooks and offers genre selection and RSS feeds for the individual genres.

Hundred Zeros UK monitors Amazon (UK) for free ebooks in various genre.  A RSS feed for each of the genre is available.

Hundred Zeros USA    monitors the "Best Sellers" list at Amazon (which has the top free listings) and has all the listings on one page.  They offer RSS and eMail updates.

Hunt4Freebies  posts weekly updates of temporarily free offerings from Barnes & Noble.  Registration, with credit card information, is required at Barnes & Noble.  There is about 25 to 45 free ebooks listed per week.

  

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iAccess   provides links to free ibooks iTunes.  The posts are a bit old, but all the links I checked were still valid free ebooks.  Look on the right hand side for the few  free ibook genre listings or conduct a search for the genre.

iBook Nook offers 50 free ebook classics for download in one zip file for two different formats.  These are formatted in AZW and EPUB.

I Crave Freebies  monitors Amazon's limited time freebies and posts links to about one hundred of the free ebooks daily.

Icelandic Saga Database  digital publication of the Sagas of the Icelanders, a large body of medieval literature which forms the foundation of Icelandic literary tradition.  Available for free viewing online or free download in several formats without registration.

iLove Ebooks monitors Amazon (USA) for limited time free ebook offerings and also monitors various categories there.  RSS feed available.

I Mathesis   offers links to free versions of classic math novels as in Euclid, Hippocrates, Newton etc..  Links are offsite and download and viewing options vary

Indie Author Club nice collection for free ebooks at Amazon (USA).  Excellent selection of categories and also language.  They do have email alerts for new free ebooks.  Thanks to Shawn for this site.

Indie Book Of The Day  monitors Amazon (USA UK) for limited time free ebook offerings.  Their categories are children, fiction and non-fiction.  They also feature a soon to be free section.

Infinite Matrix   has a huge collection of free short stories by a wide variety of authors available for free reading online without registration.

Infinity Plus unique collection of science fiction and fantasy short stories available for free reading online without registration.

Infomotions   has a huge collection of etexts in its Philosophy, English Literature and American Literature categories.  These are indexed chronologically and all are available for free reading online without registration.

InklessTales  offers 15 children stories for online viewing as well as games, poems and activities.

Inkmesh   does regular updates on free Kindle books from Amazon throughout the day.

InPictures is not an ebook site, but it is worthy of inclusion here as its free tutorials based upon pictures is a great start to learning the various features of Microsoft Office, Open Office, Web Layout and Web Programming.

InspirationForSingles  has the western, A Cowboy's Christmas Prayer. available for free download in PDF.  They also offer the free novel, Appalachian Christmas, for free download in PDF.

In-Tech  offers 80 full length books for free download in pdf (zipped).  Large selection on the topic of robotics.  There are also about 2000 journal articles available here for free.

InterActMath   offers about 20 free textbooks for free online use. These are for middle school students.  The 6th grade book I looked at seemed to be a very basic course, more like for younger users, but they do have a good reputation.  Press the enter button up top, the links across the bottom are for their pay sites.

InternationalChildrensDigitalLibrary nice collection of children's books from around the world in a variety of languages and nicely categorized, available for online viewing.

InternationalWorldHistoryProject has a very good size collection of free historical novels for download.  Some of the downloads are in EXE.  I usually shy away from such offerings, but I checked these and they are clean.  They also offer some works that require the TK3 reader, which I have previously checked as clean.  Further down the page are a good number of PDF downloads.

InternetArchive - Over 500,000 texts available for download.

Internet Evangelism Day   offers the free ebook,  Serve Him With Mirth, which attempts to inject humor into the Christian ministry, for free download in PDF and several other formats without registration.

Internet Sacred Text Archive very interesting and large collection of books on religion, mythology, folklore and the esoteric available for online viewing.

Interweave   has a nice collection of crafts books available for free download in PDF.  Free registration is required with confirmation email.  They have several sub-sites that they connect you to, but the one registration works for all.  Once you have registered, be sure to check the subscriptions page.  You will be signed up for a number of newsletters, but there is an option to unsubscribe.  Once I unsubscribed, I received no further emails.

Invent With Python   offers the free ebook, Invent Your Own Games With Python, for free reading online or free download in PDF without registration.

IPL2  has 10 free stories for free reading online without registration.

I Read Review   this site rolls out daily listings of free Kindle eBook offerings at Amazon and each one of these time limited offerings seems to have at least 20 offerings.  They offer a RSS feed for updates.

Ishwar offers free ebooks on most of the world's religions.

Islam for Universe has a large collection of works regarding Islam in English (and a wide variety of languages).   The books I checked were available for free download in PDF.

Islaam Pure & Clear  around 50 Islamic books for reading or download.

IXL   lists the State standards for Mathematics in the USA and offers free online instruction to help meet those standards.

Izzy's Public Domain Library  offers a large collection of free classic novels for free download in EPUB.  There is also a link to the HTML  for free reading online for most and a link to Librivox for the audio version where available.  Unfortunately, the HTML and audio links are not noted in the listing.

  

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Jackee'sCorner   has romance novels of Jackee Connor for available for download in pdf, html and lit.  There are 4 completed novels, 4 works in progress and 5 short stories.

JamesDunavant offers his book, The Keepers of  Forever, for download in HTML. or online viewing.  A download compatible with Palm Pilot is also available.

Jean Gallier offers a collection of his math books for free reading online.

Jeff Inlo offers his book, Alien Cradle, for download in a large variety of formats and for online reading.

JennaBlack  offers her work "Embraced in Darkness" for free download in pdf.

JesusandKidz offers a good number of illustrated bible stories for free reading online.  Also available are coloring pages, puzzles and songs.

Jiddu-Krishnamurti.net  a collection of works of the philosopher, Jiddu Krishnamurti.  All available for free download in EPUB.

Jim Hefferon offers a college level introductory course on Linear Algebra for free download in PDF without registration.  Includes answers to all exercises.

Joggoon offers 90 free ebooks in various categories for free reading online. (optimized for the tablet).

John Carter of Mars  Edgar Rice Burroughs, Inc., offers all of the novels of his Barsoom series for free reading online.  The first 6 of the novels are in the public domain and the remaining are available for research purposes only.  Not sure what that means, but I guess it is OK to read them online, but not distribute in any way.

Johnnie's Story Page  most of these are links offsite, but it is a very nice collection and  well sorted for beginning and more advanced children readers.  All the ones I looked at were flash presentations and also had audio available.

Jolly Roger has a extensive collection of classical works available for free reading online.

Jon Claerbout's Classroom Professor Claerbout offers 5 of his works on Geophysics for free download in PDF without registration.  There are also some versions of the books available for free reading online without registration.

Journeyof theHeart   offers the works of Judith Bronte for free.  These romance novels are available for download in pdf or reading online.  There are 7 completed works and a couple in progress.

J.S. Milne offers course notes for several college and graduate school mathematics related courses for free download in PDF.

Jude's Forum  offers the novel, "Formerly Brandewyne" for free download without registration.  It looks like registration will allow other free works for download.

JuliaCarda  offers her novel, Portal to Peace, for free download in pdf at her website.

Jungle-Search    offers a listing of the latest 99 free ebooks on Amazon, which is updated hourly.

Justin Holcumb  provides links to a good sized collection of classic works in philosophy, theology and general works.   All the links that I checked were to Amazon (USA).

JW.org  Jehovah's Witnesses offer the Bible audio in PDF and EPUB for free download without registration.  They also offer some Books and Brochures for free download in PDF without registration.

  

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KalinBooks  has 4 science fiction novels of Kalin Ringkvist available for online viewing or download in pdf (with a fifth on the way.

Kallysten  has a good number of works available for free download in pdf.

Keep Believing   has 4 free Christian themed ebooks available for free download in Kindle compatible MOBI.

Kellscraft Studio Around 250 books available for online viewing.  Kellscraft lists out of print, public domain novels, most published prior to 1923.  Searchable by title, author and topic.

KidsAudioBooks  has 12 classic books for children for download in pdf.  Most are available elsewhere, but there is one unique entry.  Also a good collection of audio books and some coloring books.  Suggested by Cathy of PuzzlEd.

Kids Learning Centre  Free books and other activites for children.

KidsKnowIt  is not a book site, but it does have a lot of reading for children, along with educational puzzles and games.

KidsNurseryRhymes  a British site featuring over 1200 nursery rhymes for online viewing.  Also has sing along rhymes (must have midi player-available there) and some nursery rhyme disco recordings available for download in MP3.

Kidspace  A small collection of childrens books, available for online viewing, from the Internet Public Library.

Kids World Fun has 81 free ebooks for children available for free reading online or free download in PDF without registration.  There are also 21 animated read-a-long stories available for free viewing online.  There are also free poems and short stories as well as games at the site.

KimberlyComeaux offers 2 of her full length novels and 2 short stories for free reading online.

Kindersay  is a site for free preschool learning activities.  ABCs. short stories and sign language subjects available in a free flash player presentation.  Free registration is available for extra features, but not necessary to access subjects.

Kindersite offers a good number of stories in flash for reading and listening online as well as lullabies, music and games for younger children.

Kindle Book Promos  monitors Amazon (USA) for daily free ebook offerings.  They seem to be limited to 1 book per genre per day.  I had to disable AdBlockPlus to be able to see the book covers (which are the links to Amazon).

Kindle Buffet monitors Amazon (USA) for some limited time free ebook offerings.  There is no a large listing of the free ebooks, but they have a good review and are selected for quality.  The site also maintains listings of the top 100 free ebook offerings at Amazon (USA) in various genre.

Kindle Classics Blogspot  highlights public domain free listings at Amazon (pre 1923) and has a detailed review of each title.  The page says the links are to free or semi-free, but I found all the USA links to be free.  The site links to USA and UK listings.  RSS and email updates are available.

Kindle eBook Deals lists the top ten free Young Adult Kindle ebooks from Amazon every Friday.

Kindle-Free  monitors Amazon for free ebook offerings in 13 genres.  RSS and Twitter updates are available for each of the genres.

Kindle Free Books  has weekly posts of 5 free for a limited time ebooks from Amazon (UK & USA) as well as some special occasion free ebooks.

Kindle Nation Daily   you have to scroll down past the advertisement for a pay book to see the free listings, but they appear to post daily and list a good amount of books each day.   If you click on the Best Deals Kindles and Kindle Books link at the top and then choose Free Kindle Books, then you can sort the listings by genre.

Kindle Users Forum monitors free Amazon releases from the UK site.  Seems to be a large daily listing.  Has excellent category listings.  Offers RSS feed.  Thanks to Frank Blake for this.

King Kong  a good collection of links to free online ebooks for authors by name or year of death.  A little hard to get around, but if you know an author you want, it is a good resource.

KingZone  has a very nice size collection of free software ebooks available in 13 categories (programming languages) for reading online or download.  The vast majority are for reading online.

Knowledgerush has a good sized collection separated into about 30 categories.  Nice children and Mystery sections, among others.

KoboBooks  claims to have over 1,000,000 free books for online reading.  As far as I can tell there is no master listing to order by title or author and the best way is to conduct a search.  There are a few categories.

KOL Jr  has 44 free picture ebooks for free reading online in a flash player.  These all come with audio for read-a-long.

  

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Lama Yeshe Wisdom Archive  has a good sized collection of free ebooks regarding Buddhism.  All are available for free download in PDF or free reading online without registration.

Land of Magic  has a large collection of free books.  Many are available for free reading online and some for free download in PDF.  Also, a large amount of audio books and other activities.

Land of Nursery Rhymes  large collection of nursery rhymes for free reading and listening online.  Other activities available.

LDS Tech  the Mormon church site offers the Bible the Book of Mormon and some other Church works for free download in MOBI.

LearningPage  has a series (38) of printable "Tommy" story books suitable for about 8-10-year-olds, plus some other printable books, for free.  Suggested by Cathy of PuzzlEd.

Learn Library  has 40 classic novels available for free reading online without registration.

LettersToMyMother  has the romance novel,  "Letters to my Mother", by Rebecca Heath available for free online reading or free download in PDF.

LewisShiner  offers four of his novels, a good selection of his short stories, two screenplays and two audio books for free download at his Fiction Liberation Front website.  Thanks to "awh" for this.

LibertyLibraryofConstitutionalClassics great timeline of classic works on law.  For those wanting information on the history of our governrments, this is a great place to start.  color coded to show which of the various download and viewing options are available for each.  Suggested by the always helpful SeaMac.

Library of Classic Novels nice size collection of classic works, weighted towards USA writers, available for free reading online.

LibraryofCongress    maintains a nice collection of classic children's books in its Childrens Literature collection of its Rare Book section.  these are available for online reading and download in pdf.  These are illustrated copies and are a nice mix of well known and unusual.

Librophile  known mostly as an audiobook site, they also have links to free downloads of classic novels.   All of the links I looked at were to Project Gutenberg, which means they are available for free download in several formats as well as free reading online without registration.

Librivox Although mostly know for its excellent collection of audio books.  A poster named Les has pointed out that they also have links to online viewing sites for all of its large collection of audio books and also download links.

Light Up Your Brain  is primarily known as an children's audio book site, but they also provide a copy of the stories for free reading online.

LilFingers Storybooks Small collection of books for very young children for reading and being read to.

LinuxDocumentationProject offers a good number of free guides, manuals and howtos on Linux related materials.

Listverse  has a interesting top ten list (though there are 11 entries) of  free sci fi books on the web.

Lit2Go    The University of South Florida maintains a collection of free audio works.   All are also available for free download in PDF without registration.

Literarium has a small collection of classic works available for online viewing.  A nice collection of Sherlock Holmes, some interesting historical documents and a few unique classic works.

Literature.org has a collection of classics, arranged by author,  for online viewing.

LiteratureNetwork has over 1900 full books and over 3000 short stories and poems by over 250 authors available for online reading.  Searchable by author and they have a few unusual ones.

LiteraturePost 825 works from 71 authors available for online viewing.

Little Critters  A dozen free stories in their interactive read and play section presented in a flash player.  Other activities also available.  The library section is just a listing of books that are for sale.

LiverpoolMuseum  offers the stories of 4 children taken into slavery on their trip from Africa to the Americas in 1780.  The stories start with their life in Africa and continue until the Americas.  Some make the trip alive and some do not.  Each is from a different tribe in Africa.

LLeeLowe offers two novels and some short stories for reading or listening online.

Lovecraft Ezine has links to 3 free graphic books based upon works of H.P. Lovecraft.  All are available for free viewing online without registration.

LoveLetterBox  offers the romance novel, A Diary of Love, for free download in PDF (zipped)

Luisa Green  offers 3 of her romance ebooks for free download in pdf.

  

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Mac Tutor History Of Mathematics a very nice layout of the history of math with information on different cultures and the different topics.  All available for free reading online without registration.

Magickeys small, but interesting, and unusual, collection of childrens books for online viewing.

MagickSpells is a collection of books on astrology, magic and mythology for free viewing online.

MagMath  a huge collection of free textbooks inn Math from around the web.  Download and viewing options vary as these are links offsite.  This is an impressive and well organized collection.

ManyBooks - 22,000 books available for download in a variety of formats.

Martiin Kolacek  offers his science fiction/comedy book for free download in PDF or for Kindle.  Also available offsite for free download in ePub or prc (Palm) and for free reading online.  Originally available in Czech language and now in English.  Thanks to "Werst" for the information on this.

Marxists.org  has the works of Lenin and Marx available for free download without registration.  The download options vary amongst PRC, MOBI (both for Kindle), EPUB, ODT and PDF.

Math Alive   Princeton University offers several college level math courses lecture notes, labs and other course materials for a mix of free download in PDF and free viewing online without registration.

Math and Multimedia has links to 31 free Algebra textbooks online.  Download and viewing options vary as these are links offsite.  There are similar lists for Geometry and Calculus.

Math Archives has links to free lessons, tutorial and lecture notes on mathematics subjects from several colleges in the USA.  Download and viewing options vary.

MathBlog   has links to 5 free KINDLE books at Amazon USA (residency and registration required) from the CK12 Org.

Math Club@VCU provides links to their list of the top ten free mathbooks on the web.  Download and viewing options vary as these are links offsite.

Math.Com offers online interactive math texts starting from the basics through Calculus.  All available fore free online reading without registration.

Math eBook Net   offers free math texts divided into kindergarden, elementary school, middle school and high school.  All are available for free download in PDF or for online use in a unique virtual classroom.

Math Is Fun math instruction from Pre-K to high school.  Clear and concise and nicely laid out.  This site has been online since 2000 and is regularly updated.

Math Open Reference  a collection of free textbooks in Mathematics fields available for free reading online without registration.  There is a notice about an application running on the page.  This is due to the interactive portion of the textbooks and as far as I can tell is not harmful.

MathematicalSciencesResearchInstitue (MRSI)   has a 58 volumes of free math books and all appear to be available for free download in PDF (chapter by chapter).

Mathematics On The Web a large collection of links to free math books on the web.

McGill University  provides links to texts of the works of William Shakespeare around the web.

MecMath offers the free textbooks, Vector Calculus and Trigonometry, for free download in PDF without registration.  Designed for college students, but also useful for high school education.

MedievalCookery In addition to offering a selection of medieval recipes, this site has a large listing of links to online medieval cookbooks.

MedLine Plus is a great, trustworthy site for general health information, including tutorials, clinical trial updates and the latest news in medicine. You can also find plenty of books, including some intended for children.

MegaMouseBooks offers about a dozen books by Emma Laybourn for free reading online or free download in ePub or Mobi formats.  Age range is from 6 to early teens.  Associated crossword puzzles are also available.

Megaton  monitors Amazon for free limited time offerings of Post Apocalyptic ebooks.  They also feature some other writings for free download, without registration, in varying formats.

MemoWare - A unique collection of books for hand held devices.  There are some shareware items, but 99+% are free.

Mepham H.S. offers 4 of the Mathematics textbooks used at their school for free download in PDF without registration.

Merlot a huge collection of free learning resources in several disciplines.  The links are offsite, so download and viewing options vary.

MerpyStories offers several animated flash stories, with accompanying music, for online viewing.  The unique stories of Merpy, Jeremy Dragonfly and Rufus the Firefly available in English and Spanish.  Other activities available.

MetaReligion has an extensive listing of works for all major world religions as well as some minor religions and ancient myths.  All appear to be for online viewing.

Metropolasia  has a collection of free mini-guides and free ebooks for travel to Bangkok, Macau, Hong Kong and Singapore, available for free download in PDF without registration.

Michael Hardgrove  offers his illustrated book, "The Echo and the Pixie" for free reading online.

Michael Hicks offers two of his science fiction novels for free download at Amazon as well as Nook (Barnes & Noble) and several formats at Smashwords.

MichaelPalin  Former Python Michael Palin has made a name for himself lately as a brilliant travel-writer and has made six of his travel books available for online viewing.  They are spread across many pages, so not very practical to download.

Micro eMBA   has an online course for the setup and management of a non-profit company.  Available for free reading online without registration.

MicrosoftPress has 10 free full length books on various Microsoft software available for free download.  All appear to be available in PDF and some may be in other formats.  Thanks to Rob Schifreen here at Gizmo's for this hot find.

Middle City  offers free online Accounting tutorials for free reading online without registration.

Mills&Boon offer online reads of romance novels from best selling authors.  These are released in serials, with a new chapter every 2-4 days, but older releases are available making this a nice collection.

Mills & Boon Australia  has a few hundred novellas available for free reading online without registration.

Minds Of Mush   has 9 classic western novels available for free download in PDF without registration.

Mises Institute Several hundred books, mostly on economics (and from a libertarian point of view) available for download as pdf.  Some unique entries here.  Suggested by poster, Bill Starr.

MIT Internet Classics Archive - Over 400 works of classical literature available for download.

MIT OpenCourseWare  offers 2000 courses in a wide variety of departments.  The courses I checked seemed to be primarily in pdf, but that may vary.

MobileRead - Forum listing thousands of free ebooks. Check the E-Book index listing (for LRF format) or the Automatic Index listing (for various formats) as well as the general posts.

Mobipocket   is owned by Amazon, but you can get the almost 10,000 English language books here in MOBI for free without registration.  Also, almost 2,000 titles in other languages.  Sorting by language and category available.

Modern Buddihsm The 3 volume book, Modern Buddhism, available for free download in EPUB, MOBI and PDF, without registration.

Molnar Math  a Google site set up for those with an interest in Mathematics.  This page has links to free Mathematics etextbooks on the web.

Molwick Small collection of scientific and educational books available for download in pdf.

Mongerism  has a good sized collection of free Christian themed ebooks in several formats.

Montware offers the full length Irish romance novel, Caroline, by Una (Lavery) Montgomery for free reading online.

Mother Goose Club  a collection of nursery rhymes available for free reading online without registration.  Also, some songs, videos and coloring pages.

Motion Mountain a free Physics textbook available for free reading online or free download in PDF, with color images and embedded video and animations, without registration.

Moxon.net  About 20 ebooks representing writings from a travel writer's articles combined.  Available for download in several formats.

Mr Food offers his free cookbook, Easy Weeknight Dinners:  20 Recipes For A Busy Cook, for free download in PDF.  There will be prompts to enter your email, but that is not necessary to download the ecookbook.  Also for free download in PDF is his Cheese Lovers eCookbook.

Mr. Piggie  a nice collection of classic novels available for free download in MOBI without registration.  There is sorting by author name available.  eMail updates of new works are available.

MrsPStorytime  reads a few classic stories, some children written stories and animal stories read by Mrs P in a youtube video, with readalong captions.

MSDN Blogs    offers a free copy of the book, Introducing Windows 8:  An Overview for IT Professionals, Final Editiion, for free download in EPUB. This from a post of Rob Schifreen here at TSA.

MuffledSounds is a mystery novel, involving reincarnation and spirituality, written by Diana Durbin that is available for free download in PDF or MS WORD.

Munsey's - Over 18,000 ebooks available in a variety of formats

Munsey'sMobile offers a large collection of free novels divided into many categories.  These are all available for free viewing online and are also available for download in PDF, PRC and ePUB.  These appear to be different works than those available on the regular Munsey's site, above.

Murray and Madelief  two writers from different parts of the world who collaborate online and who have  posted a fantasy short story and chapter 1 of a science fiction novel, both of which are available for free download, without registration, in Kindle compatible MOBI.

MuseumofUnnaturalHistory has a small collection of illustrated childrens' stories for online viewing. these are unique stories not found elsewhere.

MusicalTales offers "Helena and the Orchestra of the World of Mist" as a download in text, video, soundtrack or audiobook.

Mutualist  provides several unique texts for free download, without registration, in PDF.

My Book and My Coffee  posts several free for a limited time ebooks from Amazon a few times a week.

My-Haven 2001  Jude Mason offers several of her short stories and a novella for free download in PDF.

MyKidsCorner  offers a good number of stories, interactive stories, rhymes, alphabet, games and puzzles and pictures for children aged 3 to 7.  All are available for free online reading.

My Open Math  provides several self study courses to compliment the open textbooks offered at its sister site Open Textbook Store.

Myster eBooks monitors Amazon, Kobo and iBookstore (all USA) for free ebook offerings in the Mystery genre.

MysteryNet has a interesting collection of original online mysteries for visitors to solve as well as mystery short stories.  Also, a nice childrens section.

MysteryNetKids  has a good size collection of mysteries for children to solve.  There are 28 "Solve-It" stories, 29 "Chiller" stories from the Darkmaster,  28 "Quick Solve" stories, 28 Magic Tricks and 21 mystery stories written by children that won the mystery writing contest at the site.

MysteryNovelist  offers the romance mystery, Snow Angels, by Barbara W. Klaser for free reading online.

MyYoungChild  has a good variety of free stories designed for value building in children aged 3 to 7.  Some are read only, presented as images and some are listen alongs, presented in videos.

  

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Namiko offers her romance novel, "A Japanese Dream in 79 Letters" for reading, and download, in  pdf.  A German romance novel, "Sebastien und Send Engel" is also available at the site.

Nancy'sKitchen has a nice size collection of small cookbooks available for free download in PDF.

Napoleon Hill the Internet Archive has several works of Napoleon Hill, including the classic, Think and Grow Rich.

Nauticus has an interesting collection of historical works that deal with maritime history.  Some are fictional and there is also the 18 volume set of A General History & Collection of Voyages and Travels.  All are available for free download in PDF without registration.

Neil Gaiman  provides several of his short stories for free reading online without registration.

Neverpedia  has a complete listing of the Peter Pan novels available for free reading online.

New Daily Free eBooks  has a large listing of the free time limited offerings at Amazon.  They also have links to the Top 100 free albums, songs and Android Apps.  A RSS feed is available, but I could not find an email update option.

NewFreeBooks  has links to free ebooks covered by copyright, but still available legally (most times direct from the author's site.  Excellent source for newer works.

New World Order Library  has an interesting and unique collection of free ebooks .  These are works that you will not find elsewhere.  All are available for free download in PDF without registration.

Nice Stories several thousand free works in its adults section and a few hundred in its under 18 section separated into categories.  All are available for free reading online.  These all appear to be unique works.

NightOwlRomance offers a good number of free reads in 7 subcategories.  Some are novels and some are short stories.  Also, some are available in PDF and others link to sites offering downloads.

Nobooko   has over 11,000 free ebooks in its many genre listing.  Most link to Kobo and are available for free download in EPUB after free registration (no credit card needed) at Kobo.  Since Kobo does not offer genre listings for its free ebooks, this is an excellent resource.  There are some Smashwords links in the results also.

Northpole  good sized collection of free Christmas related stories to read on line (or have read aloud).  Flash presentation on main page to access stories and hidden stories to find.

Nothingistic a small collection of Philosophical works available for free reading online without registration.

No Twiddle Twaddle monitors Amazon for free ebooks for children and post a few per day at the site and also links to a larger listing of free offerings via lists maintained by Bethany, the site owner, at Amazon's Listmania.  Updates available by RSS and email.

Nyla's Crafty Teaching  has links to 120 free ebooks for children over at Amazon.  The links are contained within a pdf file.  There are also links to 5 free picture books on this page.

  

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obooko  offers well over a thousand  free books by self publishing authors for download.  Nice categorization helps to get to titles you want. Free registration is required, but I have received no spam at all.

OER Commons   Open Educational Resources has almost 1000 items listed in its Textbooks section.  There are additional educational materials throughout the site.

Old World Travel has a small collection of classic public domain travel books.  These are not guides, but stories of travels.  All appear to link to Archive.org, where there is a choice of several formats.

Omphaloskepsis  maintains an online collection of important works of Eastern literature.  All the ones I checked were available for free download in PDF without registration.

One Hundred Free Books  updates hourly free listings from Amazon.  You have the option to choose the latest free offerings or from many category listings.  They also offer Hand Picked listings.  email updates available.  Thanks to Ed Crotty for this site.

OnlineBooks4free large collection of links to other sites for online viewing or download.  Nicely categorized.

Online Books Page from the University of Pennsylvania  is a listing of over 30,000 free books on the web.   Mostly this references to other sites, but they do have the Gutenberg listings available for download as well as some interesting special exhibits.

OnlineChristianLibrary has a large collection of christian ebooks available for download in pdf.  Also, a number of reference books are available.

OnlineComputerBooks - Good selection of free computer books.

OnlineFreeeBooksNet - links to various ebooks (mostly pdf) in a wide variety of categories.  Also, a large number of manuals available.

Online Library of Liberty hosts over an interesting collection of over 1,100 books available for online viewing and also for download.

OnlineMathematicsTextbooks  This site is courtesy of Georgia Tech University and offers 77 free math textbooks for free online reading or for free download in PDF (click on chapter heading for PDF link - download is chapter by chapter).

Online Novels.net links to free original stories, poetry and short stories online.  Links are offsite, so download and viewing options vary.

Online Programing Books large collection of  free computer and mathematics books for free reading online and free download in PDF.

OpenCulture has an interesting listing of classic science fiction on the web.  There are links to text, audio and video.  Some very interesting entries here.  Also they have a post with links to 300 great classic novels for free on the web.    Also, offers links to about 60 free math textbooks online.

Open Culture  has links to 20 free popular high school ebooks.  These are classic works.  Download and viewing options vary as these are links offsite.

Open Culture   has links to 160 free textbooks online in 19 different subjects.  Download and viewing options vary as these are links to a variety of sites.

Open Culture   has links to 375 free ebooks offered in Kindle format (as well as other formats).  Most of these are classics, but there is a decent collection of Philip K Dick and a couple of other more recent works.

OpenLibraryOrg has a huge collection of free novels available for reading online and for download in a large variety of options.  Over 1,000,000 titles available.  A great resource-thanks to Robert Collins for this.

OpenStax College  n has only a few textbooks, but they appear to be high quality.  All are available for free reading online or free download in PDF or EPUB.

Open Textbook Store   links to open textbooks around the web.  They are all Mathematics related.

O'Reilly has an open software books project where some of the books were created as open source and others have been added as they are no longer in print.  While most are older, there is still a good deal of relevant information here.

Overdrive   provides direct free downloads of thousands of free ebooks originally from Project Gutenberg.  Although Overdrive is generally for use with a library membership, these are direct free downloads in EPUB.

OxfordOwl has over 250 free ebooks for free reading online in a flash player.  Age range is from 3 to 11.  Audio and associated activites are also available for most, if not all, the free ebooks.  Thanks to Katharine for this nice link.

OxfordTextArchive - Over 2,000 classical texts downloadable as ASCII or DOC

  

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PagebyPage a few hundred works available for online viewing.

Pages of Romance  offers about 7 free short stories for free reading online.  Look on the right hand side of the page for links to the free stories.

PalaceofAmino has the 9 book "Bounty Hunter" series available for free download in pdf.

Passica  a forum with postings of several hundred classic works available for free download.  The vast majority are available in Kindle compatible formats of MOBI etc.  There are also sections for Kindle apps and Kindle help.  Thanks to John45 for suggesting this site.

Paul's Online Math Notes provides free materials for college level mathematics courses.  These are available for free viewing online as well as free download in PDF.  No registration necessary.

Payton Lee  offers 17 of her romance works and several short stories for download in pdf.  The downloads are at LuLu, which supposedly requires registration to download, but I was able to download and did not have to register.

PBSKids  has a few read along stories as well as several short educational videos for young children.

PDFBooks - 4,700 pdf ebooks

PDFFreeBooks Small collection of children's books and two rare books on Syriac grammar and Arabic-English lexicon.  Available for download in PDF or DJVU.

PDF Titles  has a good sized collection of classic novels in a wide variety of genres available for free download in PDF without registration.

Pelican Book Groups  has 16 free unique romance novels in its free reads section.  These are available for free download in PDF after free registration (no credit card needed).

PennLibraries has several special collections for online viewing, including a Celebration of Women Writers

PennsylvaniaOnlineHistoryBooks provides links to online books regarding the history of Pennsylvania.

PerseusDigitalLibrary - A large collection of classical texts broken down to time period written.

Philosophy Pages provides links to the works of Philosophy within its discussions.  The site provides 3 methods of finding information. History, Timeline and Major Philosophers.  The links are offsite, but all of the ones I checked were available for free reading online without registration.

Pixel Of Ink    is another site that regularly posts free Kindle eBooks listings from Amazon.  They offer eMail updates.

PixelScroll   has free Kindle books listings as well as free Kindle Fire Apps and Free Kindle Fire MP3s  listings.  As with the other listings in this section, these are time limited offers.  They do offer email and RSS updates, but those include non-free offerings.

PlaneteBook - Free classical literature

Planet Math huge collection of math related material.  All the items I looked at were available for free online viewing at the site.  No registration needed.

PlanetPDFeBooks - Small collection of classical works.

PlanetOzKids  has an interesting collection of stories relating to myths about animals.  Also available are detective stories to work along with.  All available for online viewing.

Plytki CD   has 23 of the Baen CDs available for free download (zipped) without registration.  Within the CDs are EPUB copies of each ebook.

Popular Children's Stories  a nice collection of stories for children available for free reading online without registration.  Most are short stories, with some longer ones.

Powell's offers the same novels as Try Harlequin, but these are available for free download in PDF without registration.

ProfessorGarfield offers 11 free books for beginner readers.  These are nicely illustrated and are read in their "toon reader".  There is an option to have the book read aloud using human voices as the child reads.  Interesting and unique collection.  Available in several languages.  Other activities also available at the site.

Professor Solomon  offers 10 of his ebooks for free download in PDF without registration.

ProgrammingeBooks has a very nice collection of downloads and links for a wide variety of programming languages.

Project Gutenberg Australia over 1600 novels and an assortment of other works available in varying ways, including test, pdf and online viewing

Project Gutenberg Canada a huge collection of free classic novels.  All are available for free reading online and free download in usually PDF or TEXT without registration.

Project Gutenberg (USA) - Over 25,000 books for download there and over 100,000 available through their affiliates.  All available for free online viewing and free download in a wide variety of formats without registration.

Project Gutenberg CD and DVD Project ProjectGutenberg has a free DVD download that has 29,500 free ebooks.  Thanks to shannf for this resource.

Pronoiac  has taken the Magic Catalog of Gutenberg classics put out by Kindle Free eBooks an sorted it into alphabetical by author's last name.  These are direct links to downloads and there is an EPUB version linked in this post in one of the updates.

PSU's Electronic Classics Site  has a good sized collection of classic novels and original works of students available for free download in PDF without registration.

PsychClassics has 25 books on site for reading, links to 200 other books and about 200 articles all classic works in the field of Psychology.

PublicBookShelf around 150 books in varying categories for online viewing. 

PublicDomain A very interesting site as it not only has links to classic novels for online reading, but also has links to audio books and movie adaptations of the novels.   Thanks to Rapunzel for this excellent suggestion.

PubMed Bookshelf is an engine which lets you search for books containing keywords of your choice and then browse them.

PubMed Central This search engine covers all the open-access articles [rather than books] available on PubMed, the National Library of Medicine's main scientific portal (where you can also find abstracts from many restricted-access articles).

PulseIt  a site for teens from Simon and Schuster.  They offer free ebooks of recent releases for teens to read online and review.  Free registration is required and the books are available for free reading online through their reader.  Some are excerpts, but there were a number of whole novels available when I looked.

Pup?l Garage  has links to free ebooks online.  There are a few hundred free ebook offerings in each of the several categories.   Download and viewing options vary as these are links offsite.  none of the sites I visited required registration.

PyrSF offers the first book, The Crooked Letter,  from Sean Williams' Books of the Cataclysm series for free download in pdf.

PuzzlEd  is not a book site, but has links to sites offering free books (which will be incorporated here when I have time) and a collection of jigsaw and other puzzles and other activities for children.

  

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QuickFound has links to many and varied  free online cookbooks for viewing and for download in pdf.  Definitely worth checking out.

Rachel Starr Thomson  offers "World's Unseen", the first of her "The Seventh World" trilogy for free download in a variety of formats, as well as online viewing at Smashwords.

Racy Li  offers the racy (18+) novel, "Demon Rescuer" for download in pdf.

RaineWeaver offers 5 of her short novel romance works for free download in PDF.

RalphRobertMoore offers his work, Father Figure, for free download in pdf.

RandomStatic offers Newton's Sleep, a novel published in 2008, for free download in pdf or html.

Rare Book Room  digitally photographed (high quality) copies of great works available for free viewing online without registration.

ReadaRomance  offers a good size collection of romantic short stories for online viewing.

ReadBookOnline has a nice collection of classics available for online viewing.

ReadCentralover 5,000 free classic books for reading online.

ReadEasily - Small collection of works that has option for larger print.  HTML only.

Read.Gov offers 23 classic illustrated books for children for free reading online or free download in PDF.

Reading Bear A phonics learning site for beginning readers.  Free audio and visual presentations.

Read Free Book.net     this looks to be a good sized collection of free ebooks nicely divided into categories.  Many of the links are to Smashwords and unfortunately a good number of those are no longer free.  Those that are still free are offered in a wide variety of formats for free download without registration.  There are also some free ebooks hosted at this site, all are available for free download in PDF (zipped).  Thanks to Pachilo for this site.

Reading Games has 6 free classic illustrated stories for younger children available for free reading (and read-a-long) online without registration.  There are also some reading and vocabulary games for new readers at the site.

ReadingHawk has a large collection of Dolch Sight Word stories available for free reading online and some are also available for free download in PDF.  These are intended for beginning readers.

ReadingIsFundamental  offers a variety of free reading and listening activities for toddlers and preschoolers in flash presentations.

ReadPrint - Thousands of books, poems and short stories.

Read Sherlock has the complete works of Sherlock Holmes available for free online reading.  Nice feature that you can save you location in the work by clicking on the paragraph.

ReadTheseLips short fiction, poetry and other writings especially for and about lesbians.

RealTime - Free media for IT professionals.

Rear View Mirror  the contemporary romance novel is offered as a free PDF download.

Reddit  has links to a huge number of free Math texts around the web.  Download and viewing options vary as these are links offsite.  Not as well organized as some of the other sites here, but a great deal of information is here.

RegencyRomanceNovels offers one complete romance novel for free reading online.  The other listings are for the first few chapters of come of their offerings.

Rekodex   monitors Amazon (USA) for limited time free ebook offerings.  This is the link to posts tagged free books.

Religion-Online  over 6,000 works on religion and society available for online viewing.

Remedies4 offers a very good size collection of holistic healing books on a wide variety of health issues.

Richard Bass   offers free lecture notes for college and graduate school Mathematics courses.  All are available for free download in PDF without registration.

RIF Reading Planet  has an interesting collection of books for online viewing that changes monthly.  Also has activities and games as well as Asian/Pacific, Caribbean, Hispanic and native American sections with books and activities.

Rifters offers the novels and short stories of Peter Watts for download in pdf.  Thanks to Ash for this suggestion.

RJRummel offers his six book "Never Again" series for free download in pdf.

RKPHunt offers 5 full length novels for online reading.  One of the novels may be read without registering (free).  The other require registration.  There are also some other works available for reading after registration.

RLS eBook Library  offers 14 free classic ebooks for free download in EPUB, without registration.

RoadtoRomance    has a listing of links to free romance novels for download in pdf or reading online.  Some are duplicates of this listing, but others are links to author sites.

Roadsong  presents the new age parable of new birth novel, A Strange Journey, for free reading online without registration.

RobBeezerPhD   offers his textbook, A First course in Linear Algebra, for free reading online and free download in PDF.  There are also links to other free online math texts (download and viewing options vary).

Robert Munsch  has about 60 children  books by Robert Munsch for reading online and read by him available for download in MP3 format.

RobertSchifreen has made his new book "The Web Book", which covers everything involved in setting up a website available exclusively to visitors here at Gizmo's.

RobTowner  has about 15 original stories of his own available for free reading online.  These are in a flash player.  There are also a few available for free download in PDF.  Separated into baby, kids, teens and young adult categories.  He will also write stories upon request.

RodCockle offers a nice collection of illustrated books for online viewing, as well as games and puzzles for 4-8 year olds. Suggested by Cathy of  PuzzlEd.

Rod Hoisington  author of the Sandy Reid mystery series offers his mystery novel, One Deadly Sister, for free download in a wide variety of formats.

Rolf A.F. Witzsche offers 14 of his novels for online viewing, download in pdf or as audio books in MP3/M4B.  12 of the novels are part of his "The Lodging of the Rose" series.

RomanceNovelTV lists 7 romance novels available for free Kindle download at Amazon.

Romantic4Ever offers 2 free ebooks by author, Joan Reeves, as well as some short story romance fiction for reading online.

Room108KidsStories offers about 25 animated stories, with accompanying music, for reading online.  These are unique stories not found elsewhere.

Rosie'sRomanticWritings offers the romantic novel, Forever More, for free reading online.

Ross Anderson of Cambridge, offers his ebook, Security Engineering, for free reading online without registration.  This textbook is used in 3 courses at Cambridge and course materials are also available for free download in PDF without registration.  Thanks to twn for this resource.

  

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SamizdatPress  has a small collection of science and math works and links to other works.  Their focus is on "material of a pedagogical nature".

Sarah Reinke  has made several of her romance novels, and some non-romance novels, available for download in pdf.  These are for mature audiences and you must be over 18 years of age to download.

Savannah Chase  has made a good number of her short stories, flash fiction, novellas and poetry available for free.  Most are for free reading online and a few for free download in PDF.

Saylor.org  has a wide variety of courses and textbooks available for free.  All the ones I checked were offered for free download in PDF, but download and viewing options may vary as these are links offsite.

Schoenberg Center for Electronic Text and Imagesall the works I checked were high quality photographic images of classic novels available for free viewing online.  A good start is with the various collections.

Scholastic Small collection of children's books available for online viewing (or read to you).  Featuring Clifford the Big Red Dog.

Scholastic Mini-books has a good selection of stories available to read or print, many of which are free. Suggested by Cathy of  PuzzlEd.

ScienceBooksOnline  has a large listing of links to math, engineering and science books (including computer science and other disciplines).  Since these links are off site, download options vary, but most seemed to be in pdf.

ScienceFictionandFantasy has a small listing of public domain works available for download in text or html.  Most can be found elsewhere, but there are a few unique entries.

Scifimatter  has a nice listing of free sci fi books available on the internet.  Some are already listed here, but there are quite a few unique entries.

ScottSigleroffers a nice collection of short stories and serialized novels for download in PDF.  These are adult works.  Also some audio works available for free listening at Podiobooks or download in iTunes.  Thanks to MrWednesday7 (James) for this.

SebastianSwan  a collection of Sebastian Swan stories for online viewing.

SejarahMelayuLibrary is perhaps the largest public on-line collection of books and other documents on the history of the Malay archipelago and its surrounding region. It consists of over 700 books and academic papers in electronic PDF format.

ServantOfMessiah offers 400 Christian themed books for free download in PDF.  Scroll over "Resources eBooks" to see the categories available.  Each category page has the links for the books.

Sesame Street  has 5 free Sesame Street picture ebooks for free reading online.  Looks like the free books are changed weekly and email updates are available.

Seth Godin  provides  the novel, Unleashing the IdeaVirus, for free download in PDF.

SF Book Reviews has 24 free ebooks available for free download in MOBI without registration.  These are all science fiction themed.   Some are classics and some are newer works, with a few unique entries not found elsewhere.

ShadowUnit  is an ongoing "story about a group of unrealistically sexy FBI agents struggling to protect humanity from the worst monsters imaginable".  Episodes are viewable online (with optional music) and some parts are available for download.  Features a wiki and an opportunity to talk to the story's characters.

ShadyMike offers 4 free books on travel for download in pdf.

Shakespeare @ nowheres.com  a complete copy of the First Folio of William Shakespeare available for free reading online without registration.  This looks to be a copy of the collection from the former Shakespeare.com.

Shakespeare and His Critics  a mixture of historical and modern documents related to Shakespeare and Renaissance drams.  All available for free reading online without registration.

Shakespeare's Plays The complete texts of Shakespeare plays with explanatory notes, from your trusted Shakespeare source.  Suggested by Sea Mac. 

Shay's Imagination  offers the unique stories and poems of Shay for online reading or download in pdf.

Shelley Munro offers 6 of her novellas for free download in PDF.

Sherlock Holmes.es has the complete works of the Sherlock Holmes Canon available for free download in PDF, EPUB, HTML or ASCII.

Sherlockian.Net has links to the 60 works of the Sherlock Holmes Canon.  There are several download and viewing options for each work.

Shriram Krishnamurthi of Brown University offers his ebook, Programing Languages:  Application and Interpretation, for free download in PDF or free reading online, without registration.

Short Fiction  is a site for free short stories.  There are over 6,000 short stories in the various Romance and Erotic categories (over 18).  All are available for free reading online without registration.

Short Stories Free has a nice collection of free short stories in various genres available for free reading online.

SifyBawarchi has 43 free cookbooks for primarily Indian but also Pakistani, Chinese and Malaysian cuisine.  These are available for free download in PDF.   The site also features a large collection of recipes with an intelligent search system.

SillyBooks  has a number of free books available for online reading.  There are also puzzles, games and contests.

Siyavula free textbooks in math and science for grades 10 to 12 available for free reading online and free download in PDF without registration. .  Also natural science and technology texts for Grades 4 - 6 all in free PDF without registration.

Small Beer Press   offers 5 free novels, under creative commons license, for free download in a variety of formats.

Smashwords has a very large collection of free ebooks from independent authors and publishers.  These are available for download in a wide variety of formats, including KINDLE, EPUB and PDF among others, as well as for online viewing.

Snapdragon  the BBC of Wales presents the story of Goldilocks for free reading online in their flash player as well as other early learning reading activities.

Snick's List   monitors Amazon (USA) for limited time free ebook offerings and has the nice feature of separate genre listings for these free ebooks.

SparkPeople offers Chef Meg's cookbook for free download in PDF without registration.

Speakaboos has what appears to be a large collection of free stories for reading and listening online.  All are in a flash player.  The site is very slow to load pages.  Each of the images on the page linked seems to lead to at least 4 stories each and the images on the bottom half circle also lead to additional free stories (the ones I check all were accompanied by songs.  Geared to younger children.

Squidoo  has links to 16 free western ebooks at Amazon (USA) authored by Zane Grey, Max Brand and William MacLeod Raine.

Squidoo   has a large listing of free cookbooks available around the web.  Download and viewing options vary as these are links offsite.

Squidoo    has links to several free ebooks at Amazon (USA) on the United States Civil War.

Starfall nice little collection of works to help children learn to read

StarRigger  offers some of the works of Jeffrey A. Carver for download in a large variety of formats.  All the novels of his Chaos Chronicles series as well as a few others are available for download as well as his recent novel Sunborn, which is available for free download for a limited time.

Starry FreeOnlineNovels small collection, but some interesting entries, available for online viewing.

StephaneDucasse offers 30 free computer related books for free download in PDF.  One of the links I checked was not working, but the others I checked were working.  Apparently, these are works that are out of print and permission was obtained to keep them alive for free downloads.  See Books and Columns for additional free ebooks.

Stitz-Yeager offers a free open source Pre-Calculus textbook, covering college level Algebra and Trigonometry.  Available for free download in PDF without registration.

StoriesForChildren  has 8 Christmas stories by Carolyn Rogers for online viewing and apparently some woodland creature stories soon to come.

StoriestoGrowBy  has a large collection of folk and fairy tales for children from around the world for online viewing.

Storybird   unites artists and writers to create some excellent illustrated stories.  On the left hand side of the page are the age divisions for the story's readers, ranging from preschool to adult. They claim there is over 5 million stories created there. Every story I saw was available for free reading and viewing online.

StoryPlace has a few stories for preschooler and elementary school age children presented in flash animation.  This site seems to go off line quite a bit (and back on) as I have added and deleted it several times.

StoryTimeForMe a nice site with unique entries aimed for toddlers through 2d grade.  Interesting combination of old fashioned animated book and flash video.

Strange Horizons  a free weekly speculative fiction magazine that posts short stories and poetry.

Stuart Stories has 9 free books for beginning readers and about 30 free books for older children.  All are available for free reading online and most are also available for free download in PDF.

Sultan.org  has an extensive listing of links to sites containing Islamic texts as well as a large number of pdf texts at the site.

SunDogStories offers the adult oriented crime story, Lucky's Dream, for free online viewing.

SunnaOnline  offers 16 free books on Islam.  All are available for online viewing and some for download in pdf.

SurLaLuneFairyTales  offers a very nice and large collection of fairy tales from around the world for online reading.

Surrendering Pages of Romance   offers the free novel, Surrendering,  which is the first of 3 novels in the Whispers of Desire series.  Look on the right hand side of the page for links to the novel.  Available for free reading online without registration.

Sweet Free Books  a daily listing of several limited time free ebook offerings from Amazon (USA).  eMail updates are available.  Thanks to Tim9 for this site.

Sweetie's Picks   monitors Amazon (USA) for limited time free ebook offerings and posts quite a few daily.  Each book is released in its own article, so you have to go through several of the search pages to see all of the daily listings.

Synechism offers 4 free math related textbooks for free download in PDF without registration.

  

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Take Off Guides offers free guides to Barcelona and Rome for free download in PDF.

Talebooks has a large collection of free works in several genres available for free download in PDF without registration.

Tech Blorge has links to its "Top 40 best free ebooks".  All appear to be links to Project Gutenberg (USA) and so are available in a wide variety of ebook formats for free download and also for free reading online.  No registration needed.

TechBooksforFree offers a wide range of free programming and computer books divided into nine main categories.

TechSupportAlert   editor Rob Schifreen here at TSA manages the Hot Finds section of our site and has posted there on Another 60+ Free Books From Microsoft.  These are available in EPUB, MOBI and PDF.

TechToolBlog Links to 345 online programing books

Textbook Revolution   is a student run website that has links to a wide variety of free textbooks and course materials online.  Download and viewing options vary as these are links offsite.

Thalssson provides listings and links for the free ebook offerings at Project Gutenberg (USA).  This may be an easier way of navigating around Gutenberg.  The free ebooks are available in the usual wide variety of formats that Gutenberg offers.

The Assayer good collection in a wide range of subjects, even though a number of the links are dead.  All the working links that I checked were for free online reading.

The Barflies   has 23 of the Baen Cds available for free download in ISO or zipped.  As with all  of the Baen CD sites, the stories are all available in EPUB as well as several other formats.

The Birmingham Grid For Learning  presents The Tooth Fairy, a story written and illustrated by a 4th grade class for free reading online without registration.

The Book Depository has over 18,000 free ebooks in a large selection of categories available for free download in PDF without registration.  You will see prices listed for each of the books, but that is for hard copy.  Look for the green Get Free eBook to click on and then the green Download Free eBook PDF on the book listing page.

The Complete Sherlock Holmes  has the complete Holmes' canon available for free download in EPUB.

The Complete Works of William Shakespeare  is the Web's first edition of the Complete Works of William Shakespeare. This site has offered Shakespeare's plays and poetry to the Internet community since 1993. Suggested by Sea Mac.

The Edith Wharton Society has a collection of the famed author's works available for free reading online without registration.  Also, some study guides and other resources for the classroom.

TheFreeLibrary  has a large collection of free classic books sorted by author and searchable by author, title or keyword.  There is also a small biography of every author along with the listing of that author's works on the site.  The site claims to have over 5 million works.  Online viewing only.

The Global Text Project has over hundreds free ebooks in many categories available for free download in PDF without registration.

TheHistoricalArchive has the two volume work, Stories of the Civil War, available for download or viewing in PDF.  This is mostly a pay site and this is the only free entry for now.  The free offering does change from time to time and there is no registration required to obtain this free offer.

The Jack London Online Collection has a comprehensive collection of the famed writer's works available for free reading online without registration.  Also available are study aids and other materials regarding Mr. London.

The Kindle Book Review  monitors Amazon (USA) for limited time free ebook offerings.  Looks like they post up about a dozen at a time.  They do offer email subscription.

The Knowledge Den has a large collection of free ebooks in PDF format.  There are two sections that are further divided, Ancient History, Archeology & Mythology and Esoteric, Mystical & the Arts.  Interesting collection with some unique items.  No registration needed.

The Lancashire Grid For Learning  has a nice collection of free ebooks for children of all ages.  Also available are activites related to the books.  All are available for free reading online without registration.  Click on an appropriate section on the left hand side menu to find the books.  This is a UK site with British spelling.

The Literature for Children Collection a resource from the University of Florida (USA) featuring children books published from before 1850 to beyond 1950.  These are JPG scans visible in their viewer.  Warning that some of these books have racist language.

TheLiteraryGothic has a large listing of authors of Gothic works (pre 1950) and links to online ebooks for many of them.  Links are offsite, so download and viewing options vary.  I found many of their offsite links to be dead, but they host a large number of eTexts for online reading (marked by a in their listings).

TheLiteraturePage has a good size and interesting collection of free books.  These are classic works and are available for free reading online.

TheManorSchool offers a collection of Greek myths and legends for online viewing.  Featured within the stories is the artwork of children of the school.

The Math Page offers a nice collection of free textbooks, starting from basic Arithmetic through Calculus.  All available for free reading online without registration.

The Maywright Library  has a huge collection of links to free works of the "classic and golden age mystery novels and short stories.  Links are offsite, so download and viewing options vary.

TheMoonlitRoad  has 11 stories for children for online reading.  A mix of ghost stories, folktales, myths and legends from the American South.

The NTS Library a very large collection of Christian writings available for free download in PDF without registration.

The Online Medieval and Classical Library  a smaller collection of "some of the most important literary works of Classical and Medieval civilization" available for free reading online.

The Online Books Page:  Prize Winning Bookslinks to a collection of novels that have won the Pulitzer, Nobel or Newberry awards.  The links I looked at were at the Internet Archive, which means they are available for free reading online or free download in a variety of formats.

The Online English Library  a small collection of classic novels and short stories available for free reading online without registration.  Some short stories by modern authors are also available,

The Orange Grove provides free textbooks as part of the State of Florida's (USA) portal of free educational resources.  All the ones that I looked at were available for free reading online and free download in PDF without registration.  I did not see a way to sort out the Math textbooks, but all of the initial results are Mathematics related.  This link is to the textbook section of the site, there are also other sections of the site with useful information.

Theosophical University Press offers free written resources of materials regarding Theosophy, including free magazines, ebooks and manuals.  All are available for free reading online without registration.

The Philosopher UK   an "interactive electronic incarnation of The Journal of the Philosophical Society of England" provides a large collection of interesting and unique articles for free reading online.

ThePlough offers 53 Christian books for free download.  All are available in PDF, many are also available in KINDLE or PRC.  Interesting collection with some dealing with theology and others with practical application in everyday life.

ThePomplemousse  has three original stories about the adventures of Pomplemousse, intended for children and adults.

The Public Domain Review  is a collection of classic works.  The texts will open in their reader, but there is a link to Open Library for each book, where an EPUB download is available without registration.

ThePuritanLibrary offers a large collection of Puritan books and articles.  Many are available for free download in KINDLE and EPUB and others are available as PDF.

TheSeaLiesAfterDeath by Aubra Penner, is being released in parts, on 6 as of now, and the full 10 sections will eventually be available for free reading online.

The Science Mall  presents several free ebooks, relating to electronics and physics, for free reading online without registration.

The Tibetan Drum  this story of a man's spiritual journey across the globe is available for free download for free download in MOBI without registration.

The Tom Maddox Writing Archive  has a free science fiction novel, screenplay and some short stories by Tom Maddox, available for free reading online without registration.

The Trillia Group   offers several mathematics PDF ebooks, Basic,  Analysis and Number Theory, for free download in PDF without registration as long as you are using for self study or study.

The University of Southern Mississippi  presents The Cinderella Project, which is a compilation of a dozen variations of the classic fairy tale (press on the Archives link).  Also available are the Little Red Riding Hood Project and the Jack and the Beanstalk and Jack the Giant-Killer project.

The Western Online is a webzine "dedicated to the old west" and they offer free Western fiction short stories for reading online.  These are new and original works.

The Works and Life of Charles Dickens Charles Dickens online, a website dedicated to one of the most prolific and esteemed English writers, generally considered the greatest novelist of the Victorian era.  Suggested by Sea Mac.  

Thousand Eggs provides  online links to historic cookbooks from the 1400s to the 1900s.  Download and viewing options vary as these are links offsite.

Thunderbolt Kids  Siyavula presents free illustrated workbooks and comic books for grades 4 through 6 for free download in PDF.  These are natural science and technology related works.  Free teacher guides are also available.

ToddlerSchool  has a small collection of illustrated books to read and listen to online. Also has educational games for younger children.  Suggested by Sefi.

Tom Coote  offers his travel ebooks for free download.  All are listed at Smashwords, so they come in a wide variety of formats with free download without registration.

Tonight'sBedtimeStory  offers 79 classic fairy tales for download or online viewing in PDF.

Topmarks  an UK learning site.  This link is to their English section, which has reading materials for children aged 5 to 18.  All are available for free reading online without registration.

TopMystery A good amount of each of the few mystery authors listed are available for online viewing or download

Tor.com  has a good number of Science Fiction & Fantasy stories available for download in pdf, mobi pocket, html or ePub.  Also available for listening or download as MP3.

Totally Free Math  provides a free textbook on Elementary Algebra for free viewing online or free download in PDF.  Click on Free Math up top to see the ebook options.

Toy Box Productions offers over 20 original works for free reading online in their flash viewer.  This is split between historical works and Bible stories.

T Pub offers 3 free textbooks covering basic math, pre-calculus and time conversion for free reading online without registration.

Tracy Falbe  offers two free science fiction novels for free download in PDF, PRC or EPUB.

TravelandTransitions  offers several free ebooks for download in pdf.  These are compilations of the writer's blog entries.

Travel Books Online has about 200 free classic travel books and guides for free reading online.

TrinityMoon  a small collection of novels and short stories for online reading.

TripBase  offers 7 travel books for free download in pdf.  These books are compilations of tips from over 200 travel bloggers.

Triposo is a free Android  app that has access to world travel guides offline.  there is a world guide and guides for over 8,000 destinations.

TumbleBook Cloud Collections  the Huntley Library offers free access to the excellent collections of TumbleBooks.  The TumbleBook Library and TumbleBook Jr., collections are the best selections for younger readers.  There are read-a-longs and other reading learning features available.  All are available for free reading online.

Tutorials & Training has a good number of links to computer related resources around the web.   Some interesting items here and the site is still maintained.  Download and viewing options vary as the links are offsite.

  

U-V

UK Nook  has 273 free EPUB ebooks in its popular free books section. Lots of other free ebooks may be found using search and then sort price low to high (in drop down menu on upper right - where it defaults to Top Matches). Also, search for 0.00.  Free registration, and credit card information, required to download, even for free ebooks.. Thanks to Malc_b for this site.

uMassAmherstAesop'sFables offers a collection of Aesop's fables, with illustrations from students in the Computing in the Fine Arts course for online viewing.

University of Washington offers a free PDF download of a college level Pre-Calculus textbook.  There may be other free textbooks, but I could not locate them.

UPenn Digital Library   has a large collection of writings by woman authors and also has within its A Celebration of Women Writers collection a section for Newberry honor books written by women (Newberry is an award for children books given out by the Library Association) spanning from 1922 to 1964. 

UTexas  offers a modern edition of the classic math work, Euclid's Elements, for free download in PDF without registration.

Victorian Women Writers Project Indiana University host this collection of lesser known British women writers of the 1th century..  All the works are available for free reading online.

Virtual Math Lab West Texas A & M provides online textbooks for the study of Algebra at the college level and also for preparation for the GRE math exams.

VirtualReligionIndex has a very large collection of religious works for ancient religions as well as the modern major religions available for free viewing online.

Vitalita The Vitalita Culinary Group is offering two free vegan cookbooks for download in text.  A Taste of Vitality and Desserts of Vitality include pictures of the finished dishes.

Von'sBooks  has free online science fiction written from a Christian prospective.  Most of these are incomplete, but there are several complete novels available for free reading online.  Main link is to the Scifi section, but there is also a Fantasy section.

  

W

WackyWebTales offers a good size collection of short tales for 3rd graders and above. Geared to help with parts of speech.

Walking By The Way a very impressive listing of free ebooks for children for the Kindle from various sites on the web.  Information on the age group appropriate for the various offerings is given.  Many of the ebooks are also available in other formats.

Walt Whitman Archive  provides what looks to be a complete collection of works of Walt Whitman.  All the ones I looked at were available for free reading online without registration.  There are also copies of digital photographs of the books.

Waterloo Station The Sherlock Holmes Society of Austin, Texas, has a good number of the Holmes works available for free reading online.  Nice feature is that they have the stories listed in chronological order of the dates in the stories.

Wattpad offers a huge collection of free works.  These are original and unpublished works.  There mostly are short stories, but a good number of novels and novellas.  Nicely divided into categories and sub-categories.

Web-Books offers over a thousand classic works divided into several categories.  These are all available to read free online or for download in WEB and WEB database.  Viewing the downloads requires their Web Viewer (free) which is clean as far as I can tell

WeGiveBooks has 198 books available for online reading in a flash player.  Reading the books helps to distribute books to children around the world.  Over 1 million books have been read and given away.  Age range is from newborn to teens.  Thanks to aJane for this nice site.

Weird Tales Magazine short stories from the online magazine for free reading online.

Wellness Proposals   offers several fitness ebooks, developed by the USA military, for free download in PDF without registration.

Western Poetry  besides posting western poetry this site also has links to the collection at the Internet Archive for several of the more well known Western fiction writers.

Western Settler Saga  has links to 2 free Western novels at Smashwords, which means they are available for free download in a wide variety of formats as well as free reading online.

Whitman Calculus a free college level Calculus textbook for free download in PDF without registration.  Scroll down page for chapter by chapter downloads.

WHSmith all of the links for the free ebooks go to Kobo, which is listed above.  I put this in as a separate listing as they separate the books into some categories that are not listed at Kobo.  Books may be downloaded in PDF or EPUB.

WikiBooks has a large collection of free works in a good sized amount of categories available for free reading online.

WikiJunior  age-appropriate non-fiction ebooks for children aged birth to 12 years old available for free reading online without registration.

WikiSource  has a nice size collection of  novels from the late 19th century and early 20th century available for free reading online.  Some are also available as audio works.

WikiTravel  an online travel guide in Wiki form available for free reading online without registration.

Wikiversity   a "project devoted to learning resources, learning projects and research" for preschool through university level. Materials are available for a large number of disciplines.   All are available for free reading online without registration.

WildRosePress  offers 73 romance short stories download in pdf or lit or reading online.

WiredForBooks  has a nice collection of Beatrix Potter books as well as a few others for online reading and also available in audio.

WitGuides - Small collection of free ebooks in a variety of categories.

Wolfram Mathworld an excellent resource of math related information.  All available for free reading online without registration.

Woodlands Junior School  presents a 7 chapter interactive Pokemon story to aid in developing reading skills and apprehension.   This is a UK site with British spelling.

WordIQ Nice collection of over 10,000 books available for online viewing.    There are some unusual entries here, but hard to find unless looking for specific title or author.

World Digital Library  a collection of links to 804 works of classical literature from around the World.  These are links to various resources around the web, so download and viewing options vary.  Some of the items are maintained at the site and these are all available for free viewing online without registration. There are also some journals, manuscripts and other items of interest under the Type of Item listing.

World Literary Cafe  has daily forum postings of limited time free ebooks at Amazon.  Interesting twist here is that there are also postings for free offerings that will come up in the near future.

WorldofTales  a collection of folktales, fairy tales and fables from around the world available for online viewing.

WorldPublicLibrary - The public selection appears to be all to Project Gutenberg  collections.  But annual membership is only $8.95 for over 500,000 works.

WorldWideSchool  has a fairly large collection of free books spread across 12 categories, with numerous sub-categories.  Search by author name and title also available.  Available for online viewing.

Worthy of Publishing  has a large collection of free works in a wide selection of genres.  These range from poems and short stories to novels.  All are available for free reading online without registration.  These are original works from unpublished authors.

Wright American Fiction  a collection of 19th century fiction as set forth in Lyle Wright's bibliography, American Fiction, There are 2,887 volumes from 1,456 authors.  All are available for free reading online, without registration.

  

X-Z

Young Entrepeneur  has links to 38 free business ebooks.  Download and viewing options vary.

Young Peoples Zone  a nice sized collection of classic literature for children available for free reading online without registration.

YourBedtimeStory There are not a lot of stories and the stories are not very long, but this site does have a nice twist that you can personalize the story.  There are also coloring pages along with the stories.

Your Daily eBooks only lists a couple of new free listings of Amazon's time limited offers each day, but supposedly they limit their listings to the best of the free time limited book offerings.  They do have RSS and email update options.

Zain has a smaller collection of free ebooks regarding computer science and business topics available for free reading online.

Zane Grey Books  nice collection of Zane Grey novels, most of which are available for free download in Kindle compatible MOBI without registration.

Zen Beast  lists both classic and recently released free ebooks at Amazon.  They also post free magazines, newspapers and blogs.  There are some ebooks that cost money mixed into the results, but they are easily identified.  Thanks to Leon Finch for this listing.

ZiggityZoom has 17 free online stories available for reading and listening.  These all are displayed in a flash player.  Geared to younger children.

Credit -  http://www.techsupportalert.com/

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