Журнальный Зал. Large number of periodicals available here open access, as well as pages devoted to individual poets and authors with excerpts from their works.
Digital Handbook for Research on Soviet History. Davis Center for Russian and Eurasian Studies, Harvard University. Includes open access primary sources in English and Russian, and online finding aids.
Moscow State University (MGU) Electronic Resources Library: Broad range of digitized texts and resources, such as the "Historical Sources" (Исторические источники) section, with full-text versions of historical texts.
Web Archive of Eastern Europe and the Former Soviet Union, created by members of the Ivy Plus Libraries Confederation: this archive preserves at-risk web content, including diverse websites such as NGOs, artists, activists, intellectuals, and political parties.
