Pirandello Texts Online (in Italian)
Open Library: All possible links to Pirandello texts and criticism, in English or Italian
Pirandelloweb: A collection of materials, summaries, videos. Also in English.
Previous Pirandello Society Site and older PSA issues
Encyclopedia Britannica entry with further links
Luigi Pirandello Library Museum in Agrigento, Sicily
Institute for Pirandello Studies in Rome