LDCT is a cross-platform tool for common speaker design calculations.
Sound Editor for KDE
C++ class library for sound analysis, synthesis, and morphing
Runabc is a user interface supporting abc music notation software
Virtual Sound Level Meter for analyzing calibrated sound files
Detection Classification and Localisation of marine mammals
Designed to enhance the new X-Air digital mixer
Application which detects musical notes from the microphone.
A library for audio and music analysis, feature extraction.
DuMP3 is a duplicate and similar file finder.
The Free and Open Source Music Visualizer Tool