OMICS International is an international science publisher that popularizes researched scientific information through its 700+ Open Access Online Science Journals and has organized over 1000 scientific conferences all over the world
Google Scholar is a freely accessible web search engine that indexes the full text or metadata of scholarly literature across an array of publishing formats and discipline. Google Scholar index includes peer-reviewed online academic journals and books, conference papers, theses and dissertations, preprints, abstracts, technical reports, and other scholarly literature, including court opinions and patents.
Academic Journals is a publisher of peer-reviewed open access journals. Academic Journals currently publishes over 100 open access journals covering Our mission is to accelerate the dissemination of knowledge through the publication of high quality research articles using the open access model.
African Journals Online (AJOL)
African Journals OnLine (AJOL) is the world’s largest and preeminent platform of African-published scholarly journals. AJOL is a Non-Profit Organisation that (since 1998) works to increase global & continental online access, awareness, quality & use of African-published, peer-reviewed research. Millions of monthly downloads by site users from nearly every country in the world are an indication of the need and widespread use of the AJOL initiative. More than half of the repeat users are from Africa.
AJOL hosts 676 Journals including 372 Open Access Journals. The site has 17 860 Issues containing 221 113 Abstracts with 214 730 Full Text Articles for download of which 151 279 are Open Access
Directory of Open Access Repositories (OpenDOAR)
OpenDOAR is a 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.
Directory of Open Access Books (DOAB)
DOAB is a discovery service for peer reviewed open access books and book publishers that indexes and provides access to high quality, open access, peer-reviewed books.
Directory of Open Access Journals (DOAJ)
DOAJ indexes diverse open access journals from around the world, driven by a growing community, committed to ensuring quality content is freely available online for everyone. It constitutes 13.096 journals without Article Processing Charge (APC).