Philosophy Sites from The Sophia Project
PhilPapers - a comprehensive index and bibliography of philosophy maintained by the community of philosophers.
Internet Encyclopedia of Philosophy - founded in 1995 to provide open access to detailed, scholarly, peer-reviewed information on key topics and philosophers in all areas of philosophy. The Encyclopedia receives no funding, and it operates through the volunteer work of the editors, authors, volunteers, and technical advisers. The Encyclopedia is free of charge and available to all users of the Internet worldwide.
Stanford Encyclopedia of Philosophy (SEP) - From its inception, the SEP was designed so that each entry is maintained and kept up to date by an expert or group of experts in the field. All entries and substantive updates are refereed by the members of a distinguished Editorial Board before they are made public.
Lander Philosophy Pages – Philosophy information gathered for readers. Information includes, Readings & Books, Interactive Logic, Course of Study, Online Course, Blog, and Resources.
The Daily Idea - aims to make learning about philosophy as easy as possible by bringing together the best philosophy resources from across the internet.