MIT makes the materials used in the teaching of almost all of MIT's subjects available on the Web, free of charge. With more than 2,400 courses available, the service providers assert that OCW is delivering on the promise of open sharing of knowledge.
Harvard University is devoted to excellence in teaching, learning, and research, and to developing leaders in many disciplines who make a difference globally. Harvard University has provided free online courses as well as MOOCs for students across the globe. All you have to create a free edx account using your Gmail address
Princeton Online is the home of massive, open, online courses (MOOCs) offered through Princeton University's initiative in online education. The aim of this initiative is to provide free access to learners worldwide to latest courses
Elsevier ScienceDirect is a hub of peer reviewed multidisciplinary research articles. Elsevier ScienceDirect has given free access to IIUI users.
Open Library is an initiative of the Internet Archive, a 501(c)(3) non-profit, building a digital library of internet sites and other cultural artifacts in the digital form.
Europeana provides access to millions of books, and learning resources � with sophisticated search and filter tools to help you find what you are looking for.
JSTOR is a non-profit organization helping the academic community use digital technologies to preserve the scholarly record and to advance research and teaching in sustainable ways. It maintains a huge collection of journals, primary sources and books.
Open Culture brings together high-quality cultural and educational media for the worldwide lifelong learning community, containing thousands of free online lectures and resource materials.
The Internet Archive offers over 20,000,000 freely downloadable books and texts. There is also a collection of 1.3 million modern eBooks that may be borrowed by anyone with a free archive.org account.
Gutenberg is a library of over 60,000 free eBooks. Choose among free ePub and Kindle eBooks, download them or read them online.