Improv Encyclopedia

– A large collection of resources related to improvisational theatre, focusing on games, references, and a glossary.

Improv Page, The

– Bernie Roehl presents a clearinghouse for information about improvisational theatre.

International Playback Theatre Network (IPTN)

– Supports development of playback theatre worldwide through its programs and services, membership benefits, training resources, administration, and contacts.

Musical Hotspot

– Explores musical accompaniment for improvised theatre, including musical- and non-musical games, workshop exercises, and song construction.

Musical Improv Comedy

– Tips, resources, links and articles about musical improv comedy, featuring articles by experienced improvisers including Michael Pollock.

The Living Playbook

– Descriptions of hundreds of short- and long-form improv games maintained by the improv community.