Philosophy of Chemistry

• Foundations of Chemistry (journal edited by Eric R. Scerri)
• International Society for the Philosophy of Chemistry (ISPC)
• Joachim Schummer's Homepage
• Chemistry and Philosophy (abstracts and short papers by Joseph E. Earley)

History of Science / Chemistry

• WWW VL Chemistry / History of Chemistry
• Web Sources for The History and Philosophy of Science, Technology and Medicine (by Thomas B. Settle)
• History of Chemistry (by Bob Jacobs, strong in biographies of chemists)
• Carmen Giunta's Classic Chemistry Page
• The Alchemy Virtual Library (by Adam McLean, incl. a database of more than 2800 alchemy book titles prior to 1800)
• Societies/Associations:
• History of Science Society
• GDCH Fachgruppe Geschichte der Chemie
• Chemical Heritage Foundation, Philadelphia, USA
• ACS Division of the History of Chemistry
• Club d'Histoire de la Chimie, Paris
• History Group of the Royal Society of Chemistry, London
• Society for the History of Alchemy and Chemistry, London
• Division of History of Science of the International Union of History and Philosophy of Science
• Commission on History of Modern Chemistry

General Philosophy / Philosophy of Science / Science Studies

• Science Studies (by Elam W. O'Renick & George Gale)
• Episteme Links (by Tom Stone)
• Philosophy Related Resources on the Internet (by University of Liverpool)
• Philosophy around the Web | Science, Cosmology, & Mathematics (by Peter J. King)
• Guide to Philosophy on the Internet (by Peter Suber)
• PhilSci Archive (Eprints in Philosophy of Science)
• Free On Line Dictionary Of Philosophy (SWIF)

Starting Points for Chemistry

• WWW-Virtual Library: Chemistry ("Links for Chemists")