Open Access Resources
The Directory of Open Access Books (DOAB) is a discovery service for peer reviewed books published under an open access licence. DOAB provides a searchable index to the information about these books, with links to the full texts of the publications at the publisher's website or repository.
The Directory of Open Access Journals (DOAJ) lists free, full text, quality controlled scientific and scholarly journals, covering all subjects and languages.
The Directory of Open Access Resources (OpenDOAR) aims to provide a comprehensive and authoritative list of academic open access repositories for end-users who wish to find particular archives or who wish to break down repositories by locale, content or other measures. Users can search for repositories by the following regions: Africa, Asia, Australasia, Caribbean, Central America, Europe, North America, and South America.
WorldWideScience.org is a global science gateway, providing one-stop searching of over 90 national and international scientific databases and portals from more than 70 countries. Users can search and translate 400 million pages of science and technology information. Resources available via WorldWideScience include DOAJ and all the Journals Online projects (JOLs).