I believe that reading is the best and simplest way for human to derive and construct a particular knowledge from a source. It would be good if we're able to download free e-book and keep it with us.You might be surprised by how many good free ebook sites there are out there. Nowadays, you can find many popular and non-popular books online. People just need to know where to download.That's why we've crawled deep into the Internet world to compile this list of Best Websites to download free E-books for your use.

1.20200k

A mass directory for free online books and free ebooks and have a big collections of ebooks in different categories like Art,photography,Spirituality,Science,mystery and thrillers etc…

2.Asksam

Asksam has a collection of free e-books like Shakespeare, and assorted legal & governmental text etc…

3.Google books

Search and preview millions of books from libraries and publishers worldwide using Google Book Search. Discover a new favorite or unearth an old classic.you can get details of book Title, Return books with the title, e.g. Books and Culture. Author, Return books written by, e.g. Hamilton Mabie or “Hamilton …

4.Free PDF ebooks

5.Digital library

This online books website has a Listing of  over 30,000 free books on the Web.

6.Ebooks3000

It is the best free ebooks download library. It’s the open directory for free ebooks and download links, and the best place to read ebooks.

7.Ebook lobby

Free ebooks in ebook lobby are divided into different categories. Categories range from business, art, computing and education. Select the category appropriate to the e-book you're looking for.

8.Ebooks directory

E-Books Directory is a daily growing list of freely downloadable ebooks, documents and lecture notes found all over the internet. You can submit and promote your own ebooks, add comments on already posted books or just browse through the directory below and download anything you need

9.Ebooks download free

Ebooks download free is one of the biggest books sharing websites that contains huge collection of pdf and chm books for free download you can download free books in many categories: Computer books like free php ebooks to download, ADO.NET, AJAX, java, ajax, photoshop, javascript Exchange Server, Sharepoint , ASP.NET XML free books downloads, c# and c+ books.

10.Ebooks-space

Free downloadable ebooks for computer IT, programming lauguages, software development, tutorial, database design in PDF-CHM file format.

11.Ebooks-x

EBook-x lets you to download popular free ebooks, classical free ebooks, new releases and more.

12.E-library

Plenty of free books available here to download.

13.Esnips

eSnips is the one place where you can share anything you want, about any topic: your thoughts, your photos, your music, your videos, your flash files, stuff you find on the web, and many other media types. You can search and download for free documents in eSnips as well.

14.Free book centre

Cisco certification books, Free Computer Science ebooks,Free Computer Science ebooks download, programming tutorial, online programming,

Mathematical books etc…

15.Free book spot

FreeBookSpot is an online source of free ebooks download with 4485 FREE E-BOOKS in 96 categories which up to 71,97 GB.You can search and download free books in categories like scientific, engineering, programming, fiction and many other books. No registration is required to download free e-books.

16.Free computer books

You can get huge collection of free online Computer, Programming, Mathematics, Technical Books, Lecture Notes and Tutorials. It is very well categorized by topics, with 12 top level categories, and over 150 sub-categories.

17.Free e-books

Free-eBooks is an online source for free ebook downloads, ebook resources and ebook authors. Besides free ebooks, you also download free magazines or submit your own ebook.You need to become a Free-EBooks.Net member to access their library. Registration is free.

18.Free techbooks

FreeTechBooks lists free online computer science, engineering and programming books, textbooks and lecture notes, all of which are legally and freely available over the Internet. Throughout FreeTechBooks, other terms are used to refer to a book, such as ebook, text, document, monogram or notes.

19.Getfreebooks

GetFreeEBooks is a free ebooks site where you can download free books totally free. All the ebooks within the site are legal downloadable free ebooks.

20.Knowfree

KnowFree is a web portal where users are able to exchange freely e-books, video training and other materials for educational purposes and self-practice.

21.Mega-PDF

22.Memoware

MemoWare has a unique collection of thousands of documents (databases, literature, maps, technical references, lists, etc.) specially formatted to be easily added to your PalmOS device, Pocket PC, Windows CE, EPOC, Symbian or other handheld device.

23.Networkgood

24.Online computer books

OnlineComputerBooks contains  free computer books, free ebooks, free online books and sample chapters related to Information Technology, Computer Science, Internet, Business, Marketing, Maths, Physics and Science which are provided by publishers or author details.

25.Online free books

This website Provides links to various ebooks (mostly in pdf) spanning in 9 big categories which are: Automotive Ebooks, Business Ebooks, Engineering Ebooks, Gadget Ebooks, Hardware Ebooks, Health & Medical Ebooks, Hobbies Ebooks,Programming & Technology Ebooks, Sport & Martial Art Ebooks.

26.PDF geni

PDFGeni is a dedicated pdf search engine for PDF ebooks, sheets, forms and documents.

27.Pdfoo

Developed for free services to provide resources of PDF files. All files based on popular section and it short by number of the most download by people. Browse through the category section will lead you find the PDF files that you are looking for. Every time people download, or system will counting how many times it has download by people.

28.pdf search engine

Pdf Ebook Search Engine, A tons of books, free unlimited pdf download and search.

29.Scribd

Scribd, the online document sharing site which supports Word, Excel, PowerPoint, PDF and other popular formats. You can download a document or embed it in your blog or web page.

30.Slideshare

SlideShare is the best way to share your presentations with the world. Let your ideas reach a broad audience. Share publicly or privately.

31.Snipfiles

SnipFiles offers you free ebooks and software legally by brought or attained PLR, resale or master rights to all the products on their page.

32.Ufindbook

Most of us have heard of WebOS or Web Operating Systems and most of us just don’t know what it is. Well, WebOS and Web operating system are terms that describe network services for internet scale distributed computing. However, the terms WebOS and Web operating system have been employed more broadly and with far greater popularity in the context of “the web as in HTTP”, and for many meanings ranging from singular systems to collections of systems. Common to uses for collections of systems, a Web operating system  is distinct from Internet operating systems in that it is independent of the traditional individual computer operating system. This conception of the system reflects an evolution of research in the field of operating systems. I compiled 16 WebOS apps to know what they are and to experience operation systems in your browser.

1. EyeOs

EyeOs is a Cloud Computing Platform that includes an office suite, group ware applications and the toolkit to develop specific web applications that you need.

2. iCloud

icloud consists of a desktop with applications and files that you run through your web browser. Because it’s running in the cloud (the internet) it can offer you impressive features such as easy sharing and rich collaboration.

3. CorneliOS

CorneliOS is a web-based OS that runs in your web browser. All applications and files are stored on the CorneliOS server and are accessible all the time and anywhere. CorneliOS is platform and browser independent and is available as free Open Source software under the GPL as well as under a commercial license. The CorneliOS Web OS includes a Content Management System (CMS) so that you can easily set up and manage your own website as well as a Database Management System that allows to rapidly build any kind of database application.

4. Glide OS

Glide OS 4.0 is a comprehensive Ad-Free cloud computing solution. Glide provides a free suite of rights-based productivity and collaboration applications with 30GBs of storage. The Glide OS provides automatic file and application compatibility across devices and operating systems. With Glide OS you also get the Glide Sync App which helps you to synchronize your home and work files.

5. myGoya

6. atoolo

atoolo is a personal communication platform or differently spoken: an individual home in the net and a useful aid with the everyday work on the PC.

7. Cloudo

With Cloudo, every computer, in school, at work, at your friends' or even in the library becomes your own, free of charge computer. And with Cloudo Mobile your online computer is accessible from your mobile phone as well.

8. OOS

OOS (Online Operating System) is your personal online desktop that supports multiple applications and allows online collaboration and it comes with Windows XP like theme.

9. Pipio

Pipio is a social operating system that aims to give people the ability to share and communicate in real-time. You can search what other people are communicating about in real-time based on contextual, geographical, and chronological relevance. As an operating system, Pipio allow full functionality of third-party web apps within the Pipio ecosystem.

10. KIDO’Z

KIDO’Z is a web OS for kids. KIDO’Z Kid’s Web Environment is safe, easy and fun way for young kids to surf their favorite sites, watch videos, play games, send emails, create and communicate without knowing how to read and write. KIDO’Z is powered by parents and gives parents the power of control.

11. Peepel

Peepel is an online WebOs and office suite.

12. Startforce

13. Fenestela

Fenestela is an operating system for WEB space with a simple and convivial graphic interface. Code your Web pages, your programs, and save your files online. Share with your friends your photographs, family movies and office documents.

14. mybooo

15. SilveOS

16. Lucid

Lucid is a free, open source web desktop, or webOS that lets you: Access your media, office documents, and other files anywhere Stay up to date with Twitter, RSS feeds, and what’s happening on the web Create great web applications in short amounts of time.