Qtractor is an Audio/MIDI multi-track sequencer application written in C++
around the Qt4 toolkit using Qt Designer. The initial target platform will be
Linux, where the Jack Audio Connection Kit (JACK) for audio, and the Advanced
Linux Sound Architecture (ALSA) for MIDI, are the main infrastructures to
evolve as a fairly-featured Linux Desktop Audio Workstation GUI, specially
dedicated to the personal home-studio.