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PostCSS plugin to use tomorrow’s CSS syntax, today.

PostCSS-cssnext is a PostCSS plugin that helps you to use the latest CSS syntax today. It transforms CSS specs into more compatible CSS so you don’t need to wait for browser support.

Check out cssnext website

For questions and support please visit the support chat.

For offline documentation, check out postcss-cssnext/docs/content.


  • ⇄ Pull requests and ★ Stars are always welcome.
  • For bugs and feature requests, please create an issue.
  • Pull requests must be accompanied by passing automated tests ($ npm test).