- Glyn Hughes' Squashed Philosophers
- Condensed editions of classic philosophy texts, with study notes and glossary.
- Philosophy Archive at Marxists.org
- 120 Western philosophers from 1600 to 2000, on the origins and validity of knowledge.
- The Paideia Project Online: Archive Sections
- Proceedings of the 20th World Congress of Philosophy. The main index for the archive of contributed papers; ongoing contributions.