Carla is a fully-featured modular audio plugin host, with support for many audio drivers and plugin formats.
Surtension
A sound designer’s dream. A friendly, open community.
solfège
When you study music on high school, college, music conservatory, you usually have to do ear training. GNU Solfege tries to help out with this.
Menuet
Menuet est une application pour l'éducation musicale. Il propose un ensemble d'exercices d'entraînement auditif concernant les intervalles, les accords, les gammes et plus encore.