The following are some of the sources available on Internet, offering free access to ebooks, documents in different subjects. Though they can be downloaded, it is advised not to do so, because it may lead to copyright violation. Please click on the links given below and browse through the documents listed therein.

• Free PDF Book Download A collection a free pdf ebooks download on topics like Mechanical Engineering, Electrical Engineering, Computer Science, etc… Site currently list close 2500 free pdf ebooks. Site name next to word ‘Download Link’ is the actual download link. The word ‘Download Link’ itself is an ad.
  
• Obooko Its a showcase for new and established inependent writers. They have thousands of free pdf ebooks categorized into Romance, Humour, Poetry, etc… You need to register before download free ebook.
  
• Acrobat Planet Collection of free ebooks all in PDF format. Ebooks are on all kinds of topics.
  
• asPDF A huge collection of user submitted free PDF ebooks. Simple and clean interface. No regitration required for downloading free PDF ebooks.
  
• PDFee Huge collection of free pdf ebooks.
  
• Book Boon Bookboon.com offers a huge range of over 1000 free quality eBooks for university students, books for business professionals and travel guides. Books can be downloaded directly in PDF format, and are currently available in five languages for everyone around the world. You need to specify your email address to download ebooks.
  
• PDF Gallery PDF Gallery offers all types of free pdf ebooks. You can magazines, reports, worksheet, etc… You will find what you are looking for.
  
• PDF Books To download free ebooks, go to OPEN LITERATURE or UNPUBLISHED WORKS section. They also provide PDF in mobile format. No registration is required for download free PDF ebooks.
  
• eBook Byte Download free EBooks for all categories e-g. Engineering EBooks, Medical EBooks, Computer EBooks, Business EBooks and many more. No Signup or Registration Required. All ebooks are available in PDF format.
  
• PDFoo PDFoo is regularly updated. They have around 25000+ free pdf ebooks. They also list ebooks by most download, good place to get started.
  
• Ebooks Space – Additional resources. Not all books listed are in PDF format. You use google to list only PDF eBooks. Google shows results of around 104 books.
  
• PDFGeni is a dedicated pdf search engine for PDF ebooks, sheets, forms and documents. They have even come out with iPhone Edition, ofcourse it is in beta.
  
• BookYards wants to be the “The library to the world”. Here you will find lots of ebooks, external web links & videos. They have 16000+ ebooks in 35 different categories.
  
• Planet eBook offers free classic literature for downloading. They have 59 free ebooks. You can even suggest a classic free ebook.
  
• Scribd allows you to share documents online. It supports Word, Excel, PowerPoint, PDF and other popular formats. People even call it YouTube for documents. You can download free ebooks or embed it in your blog. Beware there are some copyrighted ebooks as well.
  
• Free Tech Books lists free online computer science, engineering and programming books, textbooks and lecture notes, all of which are legally and freely available over the Internet.
  
• E-Books Directory has downloadable ebooks, documents and lectures. You can submit your own ebooks or add comments on other ebooks. They have more than 600+ ebooks.
  
• Free Book Spot Spot is a free ebooks library where you can download free ebooks without registering. They have more than 90 categories and 4000+ free ebooks to choose from. You can even add a free ebook. To add you need to register. Registration is free.
  
• MemoWare is 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.
  
• Project Gutenberg is a well known and one of the oldest website for free ebooks. They have largest collection of public domain books. Books which are no more copyright and are available to anyone for any purpose. There are over 25000 free books. If you are unable to decide which book to start from check out their Top 100 Ebooks and Authors page.
  
• ManyBooks provide ebooks different formats. You can read ebook on you PDA, Palm, Pocket PC, And even on iPhone or iPod. They have 22000+ free ebooks. You can browse through the most popular titles, recommendations, or recently reviewed by the visitors. They even have a special collections page for you find an ebook quickly.
  
• Free-eBooks is an online resource for free ebook downloads. Lots of useful free ebooks, tutorials and free magazines. You can even submit your ebook, they charge for its promotion.
  
• KnowFree is place for users to exchange freely ebooks, video training and other materials for educational purposes, self-practice only. It has 8000+ knowledge material in 10 categories.
  
• The eBook Directory has 550+ free ebooks. They have a good collection in business, marketing & self improvement categories.
  
• Witguides provides wide range of free ebooks. They have 300+ free ebooks you can download then without registering. You can also submit a free ebook.
  
• Diesel eBooks provides free ebooks formatted for both Microsoft Reader and Mobipocket. Their free ebooks include over 413 authors and over 750+ titles.
  
• Feedbooks provides thousands of free ebooks. All ebooks are compatible with Smartphones, Blackberry, PDAs, iPhone & iPod. You can browse ebooks by well known authors, most downloaded & most commented. It is one of the most neatly designed free ebook website.
  
• Get free ebooks is a free ebooks site where you can download free ebooks totally free. All the ebooks within this site are legal downloadable free ebooks. It has around 370+ free ebooks in 57 categories.
  
• The Online Books Page facilitates access to books that are freely readable over the Internet. It also aims to encourage the development of such online books, for the benefit and edification of all. Lists over 30,000 free books on the Web.
  
• SnipFiles offers you free ebooks either brought or attained PLR, resale or master rights to all the products and making them available free for download.
  
• Ebooks Download  contains large collection of pdf and chm books free download you can download free ebooks from many categories. It categories ebooks in 25 different categories.
  
• Public Literature have over 500 books and over 300 audio books. It showcases some of the greatest authors from around the world. They also provides a user-friendly interface to read books online.
  
• Ebookmall also has a decent collection of free ebooks. You can find their free ebook section
• PDF document search engine It is unique PDF document search engine with more than 200 million books on all topics. You can search withing PDF text itself, store and comment on books and share with friends.
  

• e-BOOK CAFE
   
• BOOKCHUMS is also good website for free e books. This site is offering more than 15000 ebooks to download

Information Resources on Internet

The following sites host links to e-books and open source e-journals, reports, etc., most of which can be browsed through. Though they can be downloaded, it is advised not to do so, because it may lead to copyright violation. Please click on the links given below.

• SMARTech 
  
• OAister facilitates access and navigation across relevant digital content stored in Open Access repositories.

• CORE - COnnecting REpositories facilitate the access and navigation across relevant scientific papers stored in UK Open Access repositories.
  
  
• MIT ONLINE OPEN COURSES
• INTECH Open 
  
• E-Books Directory
• Free Download Engineering eBooks
• CogPrints is an electronic archive for papers in any area of Psychology, Neuroscience, and Linguistics, and many areas of Computer Science, Philosophy, Biology, Medicine, Anthropology, as well as any other portions of the physical, social and mathematical sciences that are pertinent to the study of cognition. One time registration is required to gain access.
  

• Computer Science, Chemistry and Mathematics Preprint Archive is the permanent web archive and rapid distribution medium for research articles in the field of computer science, chemistry and Mathematics. Registration is required to access the contents.

• e-Print archive holds classic collection of e-papers in Physics, Mathematics, Nuclear Sciences and Computer Sciences.
• Findarticles.com is a vast archive of published articles that you can search for free. Constantly updated, it contains articles dating back to 1998 from more than 300 magazines and journals. Articles in FindArticles can be read in its entirety and printed at no cost.
• High Energy Physics E-texts contains more than 450,000 high-energy physics related articles, including journal papers, preprints, e-prints, technical reports, conference papers and theses, comprehensively indexed by the SLAC and DESY libraries since 1974.
• Internet archives is a home to electronic texts, music, images etc.
• Magportal.com indexes and provides free of cost access to full text of articles selected from good number of free magazines available on the net on different subject areas. The coverage of most of the magazines starts from 1999 or 2000. It sends a newsletter of hot articles to subscribed members and also there is a provision to create your accounts as per your subject interest.
• OpenMED Archive is an open access archive for Medical and Allied Sciences. Here authors / owners can self-archive their scientific and technical documents. OpenMED is a discipline based International Archive. It accepts both published and unpublished documents having relevance to research in Medical and Allied Sciences including Bio-Medical, Medical Informatics, Dental, Nursing and Pharmaceutical Sciences. It has been developed by Bibliographic Informatics Division, National Informatics Centre, New Delhi, India.