TouchOSC - Modular OSC and MIDI control surface for iPhone / iPod Touch / iPad / Android
QLab - QLab, Live show control for Mac OS X.
Open Stage Control - Libre and modular OSC / MIDI controller
Cue Player - Cue Player software for theater sound and lighting
Lemur - Lemur, the professional MIDI and OSC controller app that doesn't cut corners, has evolved.
MadMapper - The Mapping Software