The Audio/MIDI Multi-Track Sequencer Qtractor


If you are a Linux user, and you are searching a free and open source audio platform like Cubase, Qtractor is a very interesting option. Completely written in C++, this multi-track sequencer have many interesting features, like more blazoned applications.

Initially Qtractor born as a sequencer to be used mainly with external MIDI devices. Along the years, it was enriched with more features who trasformed it in a more powerful digital instrument. Nevertheless, Qtractor not be confused with a DAW – really strict – but neither with a more customizable modular system: Qtractor is a hybrid, with some features of each of them. It is useful both for a newbie or a professional musician.

A screenshot with many different windows of Qtractor.

A screenshot with many different windows of Qtractor.

As mentioned starting, Qtractor is available only for Linux operating system, and it’s based on ALSA (Advanced Linux Sound Architecture) and Jack (Jack Audio Connection Kit), to support all IO activity.

The main features of Qtractor are:

  • Illimited tracks creation
  • Audio recording and playback
  • Many audio file formats support: OGG, MP3 (only playback), WAV, FLAC, AIFF and many more
  • Support for MIDI standard
  • Plugin VSTi
  • Loop recording
  • Piano rool

and many more, which you can read here.

To download Qtractor follow this link to the official page. Have you ever used this software? Every suggestion is appreciable.

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