Snd is a sound editor
Application which detects musical notes from the microphone.
Nyquist is a language for sound synthesis and music composition.
User-Programmable Voice Clock
Free open source DAW, MIDI sequencer, software synthesizers
Spectral Analysis and Synthesis of Sounds
Theremin synthesizer for Android devices
C++ class library for sound analysis, synthesis, and morphing
Java Audio DSP sandbox
Real-time audio synthesis engine and music programming language
Continuous choice of string resonance at each point live music in CPU
Lightweight library for using binaural beats in java
Open source brainwave entrainment application
Free and Open Source Brainwave Entrainment application