GigPress is a live performance listing and management plugin that's been serving musicians and performers since 2007.
Visio Playlist is a multipurpose plugin. Specially created for bands and music websites but it can be used in any type of website.
tf Song List is an easy-to-use song listing plugin for bands and solo musicians.
TheatreCMS, The Performing Arts Plugin, lite version. Manage your organization's events and production history.