Pure Data

Pure Data is a visual programming language. It is possible to create and manipulate video, graphics, images in realtime with extensive possibilities for interactivity with audio & external sensors.

Lmms

Producing music with your computer using instruments, Samples and plugin.

MPlayer

Mplayer is the swiss army knife of video players

Jashaka

Jashaka est un logicel d'édition vidéo et effets spéciaux.

TexTuring

Substrack Studio

Substrack Studio is a onligne musical programme with algorithms .

Sndpeek

Sndpeek is a real-time audio visualization software.

Lmms

Producing music with your computer using instruments, Samples and plugin.

Ibniz

IBNIZ is a virtual machine designed for extremely compact low-level audiovisual programs.

SuperCollider

Supercollider is an environment and programming language for real-time audio synthesis and algorithmic composition.

Triangle (It is not a freeware, until proved otherwise)

for generated Delaunay triangulations