- Extract & Inline Critical-path CSS in HTML pages https://github.com/addyosmani/critical 7 comments webdev
- Extract critical CSS https://web.dev/extract-critical-css 7 comments css
- Renders page using Chrome Debugging Protocol (CDP). Extracts CSS used to render the page. Renders HTML with the blocking CSS made asynchronous. Inlines the critical CSS. https://github.com/gajus/usus 5 comments webdev
- Linaria - a library which allows you to write CSS inside your JavaScript without the runtime cost. The CSS is extracted out to plain old CSS files with the Babel preset, and critical CSS can be determined with the included helpers https://blog.callstack.io/zero-runtime-css-from-js-with-linaria-443d8a6834ce 17 comments javascript