Ableton Extensions SDK turns Live Suite into an open playground for custom tools
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03.06.2026

Ableton Extensions SDK turns Live Suite into an open playground for custom tools

Ableton Extensions SDK
Words by Mixdown

Ableton has launched a public beta of its Extensions SDK, a free JavaScript toolkit that lets developers and producers build custom tools that read and edit the structure of a Live Suite Set.

If there’s something you’ve been wishing you could do in Live, you can now build it yourself.

Available as a free download, Extensions SDK is an open JavaScript toolkit that lets anyone create custom tools to run alongside Live Suite. Extensions sit outside the main application and can be accessed via a right-click from anywhere in your Set. From there, they can read and edit tracks, clips, parameters, automation and more.

Catch up on all the latest news here.

The use cases are broad by design. Extensions can analyse and visualise your project structure, automate repetitive tasks, connect Live to external services or just introduce a bit of creative chaos when a session needs it. Ableton is upfront about the range: some Extensions will help you move faster, others might slow you down in just the right way.

If it sounds like it may be complicated, you’re in luck – building one doesn’t require deep programming knowledge. The SDK uses familiar web technologies, and Ableton says the process is quick enough that a rough concept can become a working tool without much friction. The philosophy mirrors making music itself – it doesn’t need to be perfect to be worth something.

Importantly, this isn’t a curated marketplace of Ableton-approved tools. Any developer can build and share an Extension under the SDK licence, which means the results could go in all kinds of directions. Ableton acknowledges as much, noting it isn’t responsible for unofficial Extensions and signing off with the simple instruction to “hack responsibly.”

Community sharing is over at Ableton’s Discord server, which now includes a dedicated space for Extensions. A handful of example Extensions are also available on the Explore section of the Extensions page to get things started.

The SDK beta is available now here. Live 12 Suite users can join the beta programme and download Live 12.4.5 to get started.