Sequencer64 is a live MIDI looper with a song-creation layout window. Sequencer64 is a reboot of seq24, extending it greatly over the last six years. The heart of seq24 remains intact. It is an old friend with a whole lot of added equipment. It has an extensive manual and Windows installers. Sequencer64 has build options for ALSA, PortMidi, JACK, Gtkmm 2.4, Qt 5, Windows, and a command-line/daemon.
Tag Archives: Qt5
Drumstick ~ Multiplatform MIDI FIle Player
Featured MIDI File Player for Linux, Windows, and macOS written in C++, and using Qt5 and Drumstick2.
Features:
- MIDI Output to hardware MIDI ports, or any other Drumstick backend
- Transpose song tonality between -12 and +12 semitones
- Change MIDI volume level (using MIDI CC7)
- Scale song speed between half and double tempo
- Plays Standard MIDI Files (.MID, .KAR) and Cakewalk project files (.WRK)
Drumstick ~ MIDI Monitor
Drumstick MIDI Monitor is a MIDI monitor for Linux using ALSA sequencer and Qt5 user interface.
Features:
- Easy to use Qt5 graphic user interface
- Based on ALSA sequencer. Provides one input port to be connected to other programs and devices using the usual external tools (aconnect, QJackCtl…)
- Customizable event filters and sequencer parameters
- Supports all MIDI messages, including System Exclusive, and some ALSA messages
- MIDI Playback of the recorded session or loaded MIDI file
- Saves to a text file or standard MIDI file the recorded event list

Canorus ~ Music Score Editor
Canorus is a free cross-platform music score editor. It supports an unlimited number and length of staffs, polyphony, a MIDI playback of notes, chord markings, lyrics and import/export filters to formats like MIDI, MusicXML, ABC Music, MusiXTeX and LilyPond.

sourceforge.net/projects/canorus
github.com/canorusmusic/canorus




