Databases: Open Access Resources

The Digital Public Library of America (DPLA) is an all-digital library that aggregates metadata — or information describing an item — and thumbnails for millions of photographs, manuscripts, books, sounds, moving images, and more from libraries, archives, and museums across the United States.

Open access e-books that includes 12,592 academic peer-reviewed books and chapters from 278 publishers.

Categorized, searchable links to free, full text, quality controlled scientific and scholarly journals.

HathiTrust is a large-scale collaborative repository of digital content from research libraries including content digitized via the Google Books project and Internet Archive digitization initiatives, as well as content digitized locally by libraries.

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

Web-enabled, linked, classified and categorized collection of Open Access Databases which one can access from a single portal. Although initial focus is on science and technology subjects, the ultimate aim is to include all subject areas.

OAIster is a union catalog of millions of records representing open access resources that was built by harvesting from open access collections worldwide using the Open Archives Initiative Protocol for Metadata Harvesting (OAI-PMH). Today, OAIster includes more than 25 million records representing digital resources from more than 1,100 contributors.

OATD.org aims to be the best possible resource for finding open access graduate theses and dissertations published around the world. Metadata (information about the theses) comes from over 1100 colleges, universities, and research institutions. OATD currently indexes 4,613,798 theses and dissertations.

Open Culture brings together high-quality cultural & educational media for the worldwide lifelong learning community. Some major resource collections include: 800 free eBooks for iPad, Kindle & other devices, and 1,300 free online courses from top universities

A free electronic theses and dissertations database offering access to more than 800,000 ETDs theses and dissertations from 1902 to the present.

OpenDOAR is the quality-assured global directory of academic open access repositories. It enables the identification, browsing and search for repositories, based on a range of features, such as location, software or type of material held.

High-quality, peer-reviewed, openly licensed college textbooks that are free online.

Open textbooks are textbooks that have been funded, published, and licensed to be freely used, adapted, and distributed. These books have been reviewed by faculty from a variety of colleges and universities to assess their quality. These books can be downloaded for no cost, or printed at low cost. All textbooks are either used at multiple higher education institutions; or affiliated with an institution, scholarly society, or professional organization.

Project Gutenberg offers over 57,000 free eBooks. Choose among free epub books, free kindle books, download them or read them online. You will find the world's great literature here, with focus on older works for which copyright has expired.

Sage Open is a peer-reviewed, "Gold" open access journal from Sage that publishes original research and review articles in an interactive, open access format. Articles may span the full spectrum of the social and behavioral sciences and the humanities.

Springer’s portfolio of 200+ peer-reviewed fully open access journals across all areas of science.