http://muse.jhu.edu
http://citeseerx.ist.psu.edu
http://www.ssrn.com
https://www.researchgate.net
http://www.sciencedirect.com
http://www.ssoar.info/en/home.html
http://www.gfmer.ch/Medical_journals/Free_medical.php
http://www.doaj.org/doaj?func=loadTempl&templ=about
http://www.biomedcentral.com
http://bmjopen.bmj.com
http://journals.cambridge.org/action/browseFreeContent
http://www.oapen.org/home
http://www.openthesis.org
http://www.springeropen.com
http://www.mdpi.com
http://www.omicsonline.org/open-access-journals-list.php
http://orgprints.org
http://citeseer.ist.psu.edu/index;jsessionid=884F5F97AB38DDD386252A8782837E0F
http://econpapers.repec.org/
http://www.leeds.ac.uk/bei/index.html
http://www.dlib.org/
http://informationr.net/fr/freejnls.html
http://eprints.rclis.org/
http://www.language-archives.org/index.html
http://cogprints.org
http://www.pep-web.org
http://htpprints.yorku.ca
http://www.cogsci.ecs.soton.ac.uk
http://highwire.stanford.edu/lists/freeart.dtl
http://www.osti.gov/bridge
http://philsci-archive.pitt.edu
http://www.plos.org
www.psychspider.com
http://www.journaldatabase.org
http://apejournal.weebly.com/search.html