BMC has an evolving portfolio of some 300 peer-reviewed journals, sharing discoveries from research communities in science, technology, engineering and medicine.
Medical journals available online, free, and in full-text. (Often journals are not available immediately after publication, but have an embargo on them for a publisher-set period of time.)
J-STAGE is an electronic journal platform for science and technology information in Japan, developed and managed by the Japan Science and Technology Agency (JST). More than 90% of J-STAGE articles are available to read free online.
From the University of Amsterdam. SocioSite is designed to get access to information and resources which are relevant for sociologists and other social scientists.