Hello there, one third and last time,
Qtractor 0.9.29 (early-autumn'22) is released!
- Capture same time(stamp) note-off tracking and postponing is now on
trial, hopefully mitigating a legato issue, reported to MIDI wind
instruments (EWI). (EXPERIMENTAL)
- Fixed an old window parenting (aka z-level) issue, related to the Add
Track and Track Properties dialogs and whether called from the main or
- Fixed the out-of-process plugin scanner terminating too soon and
sometimes miss some very last results.
- Fixed another old bug in MIDI note-off messages not being sent while
playing after a loop region.
- Fixed a pretty ancient bug in the VST(2.x) plug-in program names
inventory, present when building to the VeSTige header (which is still
Qtractor  is an audio/MIDI multi-track sequencer application
written in C++ with the Qt framework . Target platform is 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.
- source tarball:
- source package (openSUSE Tubleweed):
- binary package (openSUSE Tubleweed):
- AppImage  package:
- Flatpak  package (thanks Hubert Figuière):
Wiki (outdated; help wanted!):
- static rendering:
- user manual & how-to's:
Qtractor  is free, open-source Linux Audio  software,
distributed under the terms of the GNU General Public License (GPL )
version 2 or later.
 Qtractor - An audio/MIDI multi-track sequencer
 Qt framework, C++ class library and tools for
cross-platform application and UI development
 JACK Audio Connection Kit
 ALSA, Advanced Linux Sound Architecture
 Linux Audio consortium of libre software for audio-related work
 GPL - GNU General Public License
 AppImage, Linux apps that run anywhere
 Flatpak, next-generation technology for building and distributing
desktop applications on Linux
 CLAP, CLever Audio Plugin
Make some noise, have fun or else, make some music!
rncbc aka Rui Nuno Capela