Below are links to websites that offer secondary sources useful to theatre and performance scholars (more coming).

General Bibliographies, Databases, Finding Aids & Portals:

• Artslynx International Arts Resources: Theatre Resources – a broad portal for links to theatre resources in several areas, edited by Richard Finkelstein
• In Medias Res – a database of performance video recordings and sound recordings, edited by Tobin Nellhaus (Yale University) 
• TheatreDatabase.com and TheatreHistory.com – ad-driven, broad portals with reproductions of secondary sources 
• Theatre History on the Web – one of the first comprehensive portals to theatre history resources online, edited by Jack Wolcott (University of Washigton, retired)
• The WWW Virtual Library: Theatre and Drama – founded in 1996, another early and comprehensive portal to theatre resources

Theatre Makers & Theatre Making:

• Brecht's Works in English: A Bibliography – edited by University of Wisconsin Digital Archives
• George S. Kaufman – edited by Anne Kaufman Schneider and Laurence Maslon
• SHAKESPER: The Global Electronic Shakespeare Conference – edited Hardy M. Cook (Bowie State University)
• Virtual Vaudeville – a live performance simulation system, edited by David Z. Saltz (University of Georgia)