CSound

Csound Editor
Flavio Tordini's integrated development environment for Csound.
http://flavio.tordini.org/csound-editor/

CSound Magazine
News, tips, tutorials.
http://csounds.com/ezine/

CsoundAV
Realtime version of Csound supports audio, MIDI, video, and animated 3D graphics. Successor of DirectCsound.
http://web.tiscali.it/G-Maldonado/

cSounds.com
Info and articles about this program. Includes the related magazine, catalog, book and manual.
http://www.csounds.com/