ZET - Professional multifunctional astrology software, astrological charts sensitive and controlled by mouse, AstroCartoGraphy, sky planetarium, space explorer
Sampulator - Make (and record) beats on your keyboard
Pencil - Pencil is an animation/drawing software for Mac OS X, Windows, and Linux.
Tinkersynth - Create and purchase unique generative art
Jagannatha Hora - Jagannatha Hora is a Vedic astrology software.
Splice Beat Maker - Make and share beats in your browser