Guide to Ebooks: Open Source

HathiTrust is a partnership of academic and research institutions, offering a collection of millions of titles digitized from libraries around the world

Internet Archive is a non-profit library of millions of free books, movies, software, music, websites, and more.

Project Gutenberg is an online library of free electronic books, or eBooks. Project Gutenberg is a volunteer effort to digitize, archive, and distribute literary works. The mission of Project Gutenberg is: To encourage the creation and distribution of eBooks.

The National Center for Biotechnology Information (NCBI) Provides free online access to books and documents in life science and healthcare.

Launched in 2009, the World Digital Library (WDL) was a project of the U.S. Library of Congress, with the support of UNESCO, and contributions from libraries, archives, museums, educational institutions, and international organizations around the world. The WDL sought to preserve and share some of the world’s most important cultural objects, increasing access to cultural treasures and significant historical documents to enable discovery, scholarship, and use.