The open access movement is working to improve visibility and accessibility of open access materials (i.e. books and journals that are free to access. UEA Library links to many of these in our library search and from our Access to Electronic Resources web pages, but if you prefer to browse, you can find links here:
Bielefeld Search Engine Base is one of the world's most voluminous search engines especially for academic web resources. BASE provides more than 100m documents from more than 5k sources. You can access the full texts of about 60% of the indexed documents for free (Open Access).
CORE Aggregating the world's open access research papers, CORE offers seamless access to millions of open access research papers with enriched data for text-mining.
Directory of Open Access Journals Just under 3 million searchable articles.
Directory of Open Access Books 10k+ Academic peer-reviewed books and chapters from 254 publishers.
Internet Archive Internet Archive is a non-profit library of millions of free books, movies, software, music, websites, and more.
PubMedCentral (PMC) PMC is an electronic archive of full-text journal articles, offering free access to its contents. PMC contains 3m+ articles in biomedical and life sciences.