Resources for anyone working on, or learning about, ScholarShare, the open-access institutional repository at Preston Library, Virginia Military Institute.
Open-access (OA) literature is digital, online, free of charge, and free of most copyright and licensing restrictions. What makes it possible is the internet and the consent of the author or copyright-holder. - Peter Suber
Though it's geared toward faculty publishing at MIT, it includes some helpful information.
Are there good open access journals in my discipline?
Humanities
DOAJ — The Directory of Open Access Journals allows you to search for all included journals and then narrow by subject.
JURN Directory — 3,000 links to selected arts & humanities ejournals. Journals listed are either free (open access), or offer significant free content.
NEH Office of Digital Humanities — ODH is an office within the National Endowment for the Humanities (NEH). Its primary mission is to help coordinate the NEH's efforts in the area of digital scholarship.
Open Humanities Press — International open access publishing collective in critical and cultural theory; peer reviewed.
Sciences
DOAJ — The Directory of Open Access Journals allows you to search for all included journals and then narrow by subject.
BioMedCentral — A pioneer in open access, BioMed Central, now owned by Springer Verlag, publishes over 60 open access journals as well as subscription titles.
Chemistry Central — Chemistry Central, a later outgrowth of BioMed Central, publishes international, peer-reviewed open access research in chemistry.
Project Euclid — Offering nearly 20 highly-regarded mathematics journal as open access, along with additional subscription titles.
Public Library of Science — With a core principle of "giving any scientist, physician, patient, or student - anywhere in the world - unlimited access to the latest scientific research", the non-profit PLoS was one of the first, and remains one of the truly significant open access publishing houses in the sciences. Its journals are notable for their high quality and high profile, with new research reports frequently highlighted in major general news outlets.
PubMedCentral — Biomedical and life sciences journal literature at the U.S. National Institutes of Health's National Library of Medicine (NIH/NLM).
Social Sciences
DOAJ — The Directory of Open Access Journals allows you to search for all included journals and then narrow by subject.
SSOAR — The Social Science Open Access Repository contains both pre- and post-print articles from a wide range of the social sciences. It is certified by the German Initiative for Networked Information (DINI). It has both English and foreign language publications.
SSRN — The Social Science Research Network has material from across a broad range of the social sciences and is one of the largest OA repositories in the world. Coverage is also international in scope.