Hydrogen is both a drum sequencer for pattern-based programming and a drum synth. Its simple yet feature-rich design makes it a versatile companion, be it for quick practice at home, professional usage as fully-fledged drum machine in your studio, or drum looper on steriods for your live performance.
Features:
- First-class MIDI support
- Highly customizable
- Stable and performant
- Loads of drumkits to choose from
- In-depth control of instrument, sample, and note properties
- High quality time-stretching and pitch shifting
- Automate it using MIDI or OSC API
Screenshots
Observed history
| App | Change | Version | When ↑ |
|---|---|---|---|
| updated | 1.2.7 | 3 Oct 2026 |
Upstream releases
Release notes supplied by the developer. These dates are not Flathub package publication times.
1.2.72 Oct 2026
This patch release fixes minor bugs and improves forward compatibility with the upcoming 2.0 release.
1.2.629 Jul 2025
This patch release fixes a bug introduced in 1.2.5 and other minor issues.
1.2.517 Jul 2025
This patch release introduces Qt6 support, deprecates LASH support, and fixes a number of bugs and inconsistencies found since version 1.2.4
1.2.47 Dec 2024
This patch release fixes a number of bugs and inconsistencies found since version 1.2.3