Open Access Publishing Directories

• Directory of Open Access Books (DOAB)
• Directory of Open Access Journals (DOAJ)
• Free Medical Journals
• Institutional Archives Registry
• Open DOAR
• ROAD

Indian Open Access Journals

• AIRCC Publishing Corporation
• CSIR-NISCAIR Journals
• Indian Academy of Science
• Medknow Journals

Open Access E-books

• South Asia Archieve
• World Ebook Library
• Alex Catalogue of Electronic Texts
• Amedeo Challenge
• Authorama
• eBooks@Adelaide
• OAPEN
• Project Gutenberg
• Rare Book

Open Access Standard Sources

• ECMA International open standards
• OASIS Open standards
• Open Geospatial Consortium
• W3C open Standard

Open Access ETD Sources

• Australian University Theses & Dissertations
• DiVA portal
• DART-Europe E-Theses Portal
• Mahatma Gandhi University Online Theses Library
• NDTLD
• OATD
• OpenThesis.org
• ProQuest Digital Theses
• ShodhGanga
• Theses Canada

E-print Archive

• ArXiv.org
• CERN Document Server
• Cogprints
• Cryptology ePrint Archive
• Eprint Network
• HAL-SHS Archive of scientific literature
• Organic eprints
• PhilSci-Archive/ RePEc
• Solar Physics E-Print Archive

Open Education Courseware

• Carnegie Mellon
• Harvard OpenCourseWare
• Johns Hopkins
• MIT
• Notre Dame
• NPTEL
• Open.Michigan
• Tufts University
• Global Universities in Distance Education
• ISSUU
• Social Science Research Network

Virtual Libraries/Subject Gateways

• Internet Public Library
• Intute
• Social Science Cyber Library
• Vifamath
• WWW Virtual Library