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About the developer

15.2K Stars 415 Forks Other 1.3K Commits 155 Opened issues


swc is a super-fast compiler written in rust; producing widely-supported javascript from modern standards and typescript.

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Make the web (development) faster.

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swc is a super-fast typescript / javascript compiler written in rust. It's a library for rust and javascript at the same time. If you are using swc from rust, see rustdoc and for most users, your entrypoint for using library will be parser.

If you are using swc from javascript, please refer to docs on the website.


Check out the documentation in the website.


Please see comparison with babel.


Please see benchmark results on the website.

Supporting swc

Backers on Open Collective Gold sponsors on Open Collective Silver sponsors on Open Collective Bronze sponsors on Open Collective

swc is a community-driven project, and is maintained by a group of volunteers. If you'd like to help support the future of the project, please consider:

  • Giving developer time on the project. (Message us on Github discussions (preferred) or Slack for guidance!)
  • Giving funds by becoming a sponsor (see!


See You may also find the architecture documentation useful (


swc is primarily distributed under the terms of both the MIT license and the Apache License (Version 2.0).


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