MadMapper - The Mapping Software
Resolume - Resolume is an application for live video performances.
Modul8 - Modul8 VJ is a revolutionary MacOS X application designed for real time video mixing and...
QLab - QLab, Live show control for Mac OS X.
GLMixer - GLMixer : real-time graphics mixing for video performance
TouchDesigner - TouchDesigner is a visual development platform that equips you with the tools you need to create stunning realtime projects and rich user experiences.