Sonic Pi - Sonic Pi is a new kind of instrument for a new generation of musicians. It is simple to learn, powerful enough for live performances and free to download.
Tanglet - Tanglet is a single player word finding game based on Boggle.
SuperCollider - A real time audio synthesis engine, and an object-oriented programming language specialised for...
wordbase.app - Fan re-make of discontinued word game, Wordbase
ChucK - A strongly-timed music programming language
Lexica - An open source word-search game.