Sound Editor for KDE
Audio Transcription software for Linux (Gstreamer) with a foot pedal
Simple audio player for radio, podcast & streaming
HyperVoicing is a chords generator.
Audio Transcription software for Linux (Vlc) with a foot pedal
A (very) simple MP3 cover editor and media player
Patch editor for the Akai EWI 4000s electronic wind instrument
Music score editor
SJmp3 - small java mp3 player, support formats: mp1, mp2, mp3, mpga.
Speech Recognition System
Basic and simple mp3 tag editor
(Free)Play multiple videos / images simultaneously on multiple screens
SImple, powerful audio tagger for GNU/Linux
Audio Video media editor for complex composition
fPlayer is a GPL free audio player for Windows and Android.
Browser-based online video editor and encoding API
Make music file directory structure for Subsonic
MIDI/Sysex editor for Waldorf Microwave II/XT/XTk