EasyABC is an open source ABC editor
An old-school drum-kit sampler
Specialized sound synthesizer with Byzantine Church music scales
A MIDI Remote Controller via UDP/IP Multicast
Qt-based Multimedia Player
MIDI libraries for Qt/C++
Hybrid Virtual Synthesizer
Extract chords from a MIDI file and play along.
Linux MIDI arpeggiator, phrase generator and controller LFO
abcmidi is a library of programs to handle abc music notation files
MIDI Metronome using the ALSA Sequencer
An entire virtual orchestra in LV2 plugin format
A MIDI Network Gateway via UDP/IP Multicast
VERSION 2.7.3 [Released February16 2023]
Use the gervill sofware midi synthesizer on Android
Qt XG Editor
Trains quickly score reading and piano playing (MIDI-keyboard)