swc is a community-driven project, and is maintained by a group of [volunteers](https://opencollective.com/swc#team). If you'd like to help support the future of the project, please consider:
- Giving developer time on the project. (Message us on [Slack](https://swc-org.slack.com/) for guidance!)
- [Slackin for swc](https://swc-slackin.herokuapp.com)
- Giving funds by becoming a sponsor (see below)!
## Open Collective Sponsors
Become a sponsor and get your logo on our README on Github with a link to your site. [[Become a sponsor](https://opencollective.com/swc#sponsor)]
Gold Sponsors
Silver Sponsors
Bronze Sponsors
Backers
[Become a backer](https://opencollective.com/swc#backer) and get your image on our README on Github with a link to your site.
# Documentation
Check out the documentation [in the website](https://swc-project.github.io/docs/installation).
# Features
Please see [comparison with babel](https://swc-project.github.io/docs/comparison-babel).
# Performance
The lower bound of the speedup compared to babel is **18**. The benchmarks were run on Macbook pro, dual core, 2.3GHz Intel Core i5, 16 GB ram
| | performance |
| ------------------ | :------------------------------------: |
| swc (es3) | 761 ops/sec ±0.23% (89 runs sampled) |
| swc (es2015) | 800 ops/sec ±1.02% (87 runs sampled) |
| swc (es2016) | 2,123 ops/sec ±0.84% (88 runs sampled) |
| swc (es2017) | 2,131 ops/sec ±1.13% (90 runs sampled) |
| swc (es2018) | 2,981 ops/sec ±0.25% (90 runs sampled) |
| swc-optimize (es3) | 712 ops/sec ±0.21% (86 runs sampled) |
| babel | 41.75 ops/sec ±8.07% (56 runs sampled) |
## Contributing
See [CONTRIBUTING.md](CONTRIBUTING.md). You may also find the architecture
documentation useful ([ARCHITECTURE.md](ARCHITECTURE.md)).
## License
swc is primarily distributed under the terms of both the MIT license
and the Apache License (Version 2.0).
See LICENSE-APACHE and LICENSE-MIT for details.
[babel]: https://github.com/babel/babel
[closure compiler]: https://github.com/google/closure-compiler
[rust]: https://www.rust-lang.org