Digital collections containing open access (OA) publications, including reports, journal articles, conference papers, data and theses.
- AOASG list of Australian OA Repositories
- CORE - find and access full-text (typically PDF format) content from many OA journals, repositories and systems
- CSU Research Output (CRO)
- DOAB - academic peer-reviewed books and book chapters from 300+ publishers
- Knowledge Unlatched - monographs and journals in a wide variety of disciplines
- OAPEN - academic books in humanities and social sciences
- OpenDOAR - international directory of OA repositories and their policies
- Primo Search - limit search results to 'Open Access'
- SPARC (Scholarly Publishing & Academic Resources Coalition) repository resources
- Unpaywall - an open database of free scholarly articles
Other Library databases where search results can be easily limited to AO content, e.g. Scopus