Is Sucrase open source?

Yes. Sucrase is open source under the MIT licence. Its source code is on GitHub at alangpierce/sucrase and is written mainly in TypeScript.

Yes. Sucrase is open source, so the software itself is free to use.

Can I self-host Sucrase?

Yes. Sucrase can be self-hosted on your own server or infrastructure.

The most recent commit to Sucrase was on 19 November 2025. The project has 5.9k stars on GitHub.

Open source

Super-fast alternative to Babel for when you can target modern JS runtimes

Super-fast alternative to Babel for when you can target modern JS runtimes

What is Sucrase?: Sucrase is a super-fast alternative to Babel for when you can target modern JS runtimes.
Is Sucrase open source?: Yes. Sucrase is open source under the MIT licence. Its source code is on GitHub at alangpierce/sucrase and is written mainly in TypeScript.
Is Sucrase free?: Yes. Sucrase is open source, so the software itself is free to use.
Can I self-host Sucrase?: Yes. Sucrase can be self-hosted on your own server or infrastructure.
Is Sucrase actively maintained?: The most recent commit to Sucrase was on 19 November 2025. The project has 5.9k stars on GitHub.