Open Access (OA) Publications

Journal Articles

  • Focus on Physics, Mathematics, Computer Science, Quantitative Biology, Quantitative Finance, and Statistics
  • Biomed Central (BMC) Primarily science and engineering, part of Springer Nature
  • bioRxiv Preprint server for Biology
  • ChemRxiv Preprint server for Chemistry
  • DOAJ (Directory of Open Access Journals) Search international, peer-reviewed Journals
  • Earth ArXiv Preprint service for the Earth sciences
  • Frontiers Focus on the sciences
  • JURN Scholarly works and other publications from the arts, humanities, and sciences
  • medRxiv The preprint server for health sciences
  • PLOS (Public Library of Science) Research focused on medicine and science
  • PubMed Central (PMC) Biomedical and Life Sciences
  • Preprints Multidisciplinary Preprint Platform
  • RePEc (Research Papers in Economics) Working papers, journal articles, books, chapters, and software components
  • Semantic Scholar Search for academic publications using machine learning techniques from PubMed, Nature, ArXiv, and more
  • SSRN (Social Science Research Network) Search or browse abstracts and/or full-text, including conference proceedings
  • TechRxiv Preprints in Technology Research

You may wish to consult Cabells Predatory Reports, a database of predatory journals, to verify you are finding legitimate content

Also review Beall's List of Predatory Journals and Publishers, a list of questionable scholarly open-access content

And consider a quick search in the Retraction Watch Database for articles retracted since publication


  • DOAB (Directory of Open Access Books) Peer-reviewed books from international academic publishers
  • FreeTechBooks Computer Science, Engineering, and Programming
  • IntechOpen Peer-reviewed OA books in STEM
  • LibriVox Audio recordings of public domain books
  • The National Academies Press Published reports from the National Academies of Sciences, Engineering and Medicine (U.S.)
  • OAPEN (Open Access Publishing in European Networks) Open access, peer-reviewed books
  • The Online Books Page Searchable indices by author, title, or subject
  • Open Library Classic literature, including books in accessible formats
  • Open Research Library (ORL) comprehensive, multidisciplinary collection of peer-reviewed OA books
  • Project Gutenberg Books on a variety of subjects, in multiple languages

Open Textbooks

Open Education Resources (OER)

Other Research Portals

  • BASE (Bielefeld Academic Search Engine) Academic content from around the world in a variety of formats
  • CiteSeerSearch engine for computer and information science literature freely available on the web
  • Dimensions Articles, chapters, preprints, and datasets linked through a single platform including publication metrics and altmetrics
  • Dryad Curates freely reusable data underlying scientific publications
  • Hathi Trust Repository for digitized content from libraries and other research institutions around the world
  • Internet Archive Variety of digital content, including books, audio, video, software...
  • OAIster Embedded into WorldCat, provides access to resources in open-archive collections
  • OASIS Search engine for multiple open content sources
  • Open DOAR (The Directory of Open Access Repositories) Offers the ability to search for repositories by subject, country, language, type, or actually search the content of all indexed repositories
  • Open Library of Humanities (OLH) Hosted academic journals in the humanities
  • OSTI.GOV U.S. Department of Energy
  • PhilPapers Index of research content in philosophy from journals, books, archives, and researcher homepages
  • Registry of Open Access Repositories Search by country and repository type--or browse using this interactive map
  • SCOAP3 (Sponsoring Consortium for Open Access Publishing in Particle Physics) Partnership of libraries, funding agencies, and research centres around the world -- focused on high-energy physics
  • Synergies Canada's SSH Research Infrastructure

Theses and Dissertations

  • DART - Europe European research theses and dissertations
  • EBSCO Open Dissertations linking institutional repositories worldwide
  • EThOS Theses and dissertations from the UK
  • NDLTD (Networked Digital Library of Theses and Dissertations) International theses and dissertations--or target regional repositories here
  • OATD (Open Access Theses and Dissertations) International theses and dissertations
  • PQDT Open Full-text theses and dissertations from ProQuest
  • Theses Canada Portal Search Canadian theses and dissertations, including those with electronic access

Institutional Repositories

  • Carleton University's Institutional Repository Open access and other scholarly publications from Carleton University
  • CURVE (Carleton University Research Virtual Environment) Faculty research, theses and dissertations, and other student research
  • Dataverse Research data platform and repository for sharing, discovering, and preserving research data -- offered to Carleton faculty and scholars
  • Digital Commons Network Scholarly articles and other academic content from institutions around the world

Links to More Resources

eBook in our collection: Searching the Grey Literature: A Handbook for Searching Reports, Working Papers, and Other Unpublished Research

  • includes additional links and descriptions to various repositories:
    • International (including government)
    • Health
    • Patents
    • Environment
    • Policy
    • Clinical trials, and more...

Free Online Learning

Support for Open Access Initiatives at MacOdrum Library and Carleton University

Content last reviewed: July 22, 2020