Open Access Databases, Archives and Repositories

Chemical Sciences Repository: Chemical Sciences Repository is a non-commercial subject specific Open Access repository for chemistry papers, hosting Green and Gold Open Access (OA) papers and linking back to the Publisher’s Article of Record. It is managed by Royal Society of Chemistry.

Social Science Research Network (SSRN): SSRN´s eLibrary provides 949,757 research papers from 501,795 researchers in more than 50 disciplines. The Social Science Research Network (SSRN) is an open access repository of scholarly research in the social sciences and humanities. SSRN is composed of a number of specialized research networks including Economics, Financial Economics and Legal Scholarship. The SSRN contains abstracts for scholarly articles, working papers and forthcoming papers, as well as over 390,000 downloadable full-text documents.

arXiv :E-Print ArXiv is pre-print archive, it covers over 900,000 plus e-prints in Physics, Mathematics, Computer Science, Quantitative Biology, Quantitative Finance and Statistics. ArXiv is managed by Cornell University Library.

Cogprints :CogPrints is an archive for self-archive papers in any area of Psychology, Neuroscience, and Linguistics, and many areas of Computer Science, Philosophy, Biology, Medicine, Anthropology as well as any other portions of the physical, social and mathematical sciences that are pertinent to the study of cognition. It is managed by the School of Electronics and Computer Sciences, University of Southampton.

hprint : hprints is an archive for electronic preprints of papers in the fields of Arts, Humanities and Social Sciences. It is a collaboration between Centre National de la Recherche Scientifique (CNRS) and a consortium of Nordic university libraries.

Mathematical Physics Preprint Archive: An electronic archive for research papers in Mathematical Physics and related areas. It is hosted by Mathematics Department, University of Texas at Austin.

Organic eprints: Organic Eprints is an international open access archive for papers and projects related to research in organic food and farming.

PhilSci-Archive: PhilSci-Archive is an electronic archive for preprints in the subject area of “philosophy of science”. The said archive is managed by University of Pittsburgh.

RePEc (Research Papers in Economics): RePEc (Research Papers in Economics) is a collaborative effort of volunteers in Economics and related sciences. It covers over 1,600 archives from 80 countries have contributed about 1.4 million research pieces from 1,800 journals and 3,800 working paper series.

viXra : ViXra.org is an alternative e-print archive to the arXiv.org. It contains over 6000 plus e-prints in Science and Mathematics.Archive of 36159 e-prints in Science, Mathematics & Other Scholarly Areas

Directory of Open Access Repositories (Open DOAR) : OpenDOAR is the quality-assured, global Directory of Open Access Repositories. You can search and browse through thousands of registered repositories based on a range of features, such as location, software or type of material held.

Registry of Open Access Repositories: The Registry of Open Access Repositories (ROAR) is a searchable international database indexing the creation, location and growth of open access institutional repositories and their contents.

The Registry of Open Access Repository Mandates and Policies (ROARMAP): Registry of Open Access Repository Mandates and Policies (ROARMAP) is a searchable international database of policies. It charts the growth of open access mandates and policies adopted by universities, research institutions and research funders that require their researchers to provide open access to their peer-reviewed research article output by depositing it in an open access repository.

SCOAP3 Repository: Search 36427 Open Access articles: Journals; SCOAP3 partner countries

The Electronic Library of Mathematics (ELibM)

World Digital Library: The World Bank Open Knowledge Repository (OKR) is the World Bank’s official open access repository for its research outputs and knowledge products. It is built on a repository platform that meets open access standards for inter-operability with other repositories. The OKR not only collects, disseminates, and permanently preserves Bank’s intellectual output, it also serves as the portal for the general public to freely access recent World Bank research.

Unpaywall: An open database of million free scholarly articles Unpaywall finds OA content in many ways, including using data from open indexes like Crossref and DOAJ where it exists. However, the majority of our OA content comes from independently monitoring over 50,000 unique online content hosting locations, including Gold OA journals, Hybrid journals, institutional repositories, and disciplinary repositories

CORE: The world’s largest collection of open access research papers

SocArXiv : Open archive of the social sciences, provides a free, non-profit, open access platform for social scientists to upload working papers, preprints, and published papers, with the option to link data and code. SocArXiv is dedicated to opening up social science, to reach more people more effectively, to improve research, and build the future of scholarly communication.

World Bank: Open Knowledge Repository: The World Bank Open Knowledge Repository (OKR) is the World Bank’s official open access repository for its research outputs and knowledge products. It is built on a repository platform that meets open access standards for inter-operability with other repositories. The OKR not only collects, disseminates, and permanently preserves Bank’s intellectual output, it also serves as the portal for the general public to freely access recent World Bank research.

Digital library of Information Science & Technology (DLIST): UA Campus Repository: Digital Library of Information Science and Technology (DLIST) is a cross-institutional, subject-based, open access digital archive for the Information Sciences, including Archives and Records Management, Library and Information Science, Information Systems, Digital Curation, Museum Informatics, records management and other critical information infrastructures.

Internet Archive: Text Archives : The Internet Archive Text Archive contains a wide range of fiction, popular books, children's books, historical texts and academic books. Try the archive's site OpenLibrary for an interface to the published books on archive.org and links to other online book collections.

Science Direct Open Access Content : Over 1.2 million articles on ScienceDirect are open access. Articles published open accesses are peer-reviewed and made freely available for everyone to read, download and reuse in line with the user license displayed on the article.

Pubmed: PubMed is a free search engine accessing primarily the MEDLINE database of references and abstracts on life sciences and biomedical topics. PubMed® comprises more than 33 million citations for biomedical literature from MEDLINE, life science journals, and online books.