Free desktop companion for the Arturia KeyStep Pro: edit sequencer patterns, keep a project library, and play it through VST3 instruments without a DAW. Not affiliated with Arturia.
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Updated
Nov 5, 2026 - C++
Free desktop companion for the Arturia KeyStep Pro: edit sequencer patterns, keep a project library, and play it through VST3 instruments without a DAW. Not affiliated with Arturia.
Free firmware mods for the Arturia KeyStep Pro (and Chroma): generative tracks and clean pattern switches. Build your patched update in the browser.
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