QLC, the Q Light Controller, is used to control DMX and analog lighting equipment like scanners, dimmers, and other effects. The goal is to produce free software that replaces hardware lighting desks.
Stage Manager is meant to help stage usage managing between cues (artists) in venues consisting of multiple events (rehearsal, performance, etc.). It essentially provides a virtual running cue sheet with an info view for artists currently on stage.
A Norse board game.
An application extension programming language interpreter.