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Qtractor is an Audio/MIDI multi-track sequencer application written in C++ around the Qt framework. The target platform will be Linux, where the Jack Audio Connection Kit (JACK) for audio, and the Advanced Linux Sound Architecture (ALSA) for MIDI,
Drumstick Metronome is a MIDI based metronome using the ALSA sequencer.
Intended for musicians and music students, it is a tool to keep the rhythm while playing musical instruments.
It uses MIDI for sound generation instead of digital audio, allowing low CPU usage and very accurate timing thanks to the ALSA sequencer.