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Bibliomania - free online literature with more than 2000 classic texts
Open Knowledge repository
The Online Page Books - indexes more than 30,000 English works
Planet PDF - features free downloadable literary classics
Directory of Open Access Journals
DOST Publications
DOST/Journal of Science
Highwire Press
INASP/PERI
IPL Magazines
Unesco/IFLA Directory of Digitized Collections