Lock on asynchronous code

CSS style loader for Webpack optimized for critical path CSS rendering and isomoprhic web apps

Webpack plugin to inline critical CSS and lazy-load the rest.

Extract the minimal CSS used in a set of URLs with puppeteer

A PostCSS plugin that takes existing CSS files and splits out the annotated critical styles into a seperate file.

Generate critical path CSS for web pages (ESM fork of penthouse)

Open Web data by the Mozilla Developer Network

a CSS selector compiler/engine

Algorithms to help you parse CSS from an array of tokens.

A tool set for CSS: fast detailed parser (CSS → AST), walker (AST traversal), generator (AST → CSS) and lexer (validation and matching) based on specs and browser implementations

Webpack plugin to inline critical CSS and lazy-load the rest.

Solve CSS math expressions

PostCSS plugin for CSS Modules to pass arbitrary values between your module files

Parse CSS color values

Tokenize CSS

css loader module for webpack

TailwindCSS v4.0 compatible replacement for `tailwindcss-animate`.

A well-tested CSS minifier

extracts CSS into separate files

Extract media query-specific rules from CSS