Strawberry Music Player
An advanced drum machine with pattern-based programming
Audio Tag Editor
Virtual MIDI controller for Linux, Windows and OSX
Free media player with support for Youtube
Graphical editor software for many Boss and Roland effect & synth unit
An Audio/MIDI multi-track sequencer
Multiplatform GUI of MP3Gain which adjusts volume of MP3 files
JACK Audio Connection Kit Qt GUI Interface
A fluidsynth Qt GUI Interface
An old-school polyphonic synthesizer
An old-school polyphonic sampler
An old-school drum-kit sampler
An old-school polyphonic additive synthesizer
Multiplatform MIDI File Player for Linux, Windows, and macOS
View and edit DICOM tags (Windows & Mac & Linux)
Qt-based Multimedia Player
Play music online. With friends. For free.
Free professional video converter Windows|Mac|Linux
MIDI libraries for Qt/C++