Determine selector specificity with postcss-selector-parser
Correctly declare progressive enhancements for CSS Custom Properties.
SCSS parser for PostCSS
Parse CSS Cascade Layer names.
Advanced optimisations for cssnano; may or may not break your CSS!
CSS Object Model implementation and CSS parser
Minify font declarations with PostCSS
Use nested calc() expressions in CSS
Use logical values in the resize property
CSS Object Model implementation and CSS parser
PostCSS plugin to transform percentage-based opacity values to more compatible floating-point values.
Use the ic length unit
PostCSS plugin to unwrap nested rules like how Sass does it
CLI for PostCSS
Minify gradient parameters with PostCSS.
Search CSS(-like) strings
Use sign and abs functions in CSS
Discard empty rules and values with PostCSS.
Reduce z-index values with PostCSS.
mirror of postcss-calc-ast-parser, bundled and exposed as ES module
Use the random function in CSS
A Sass parser for PostCSS, using gonzales-pe.
Parse CSS media queries (spec-compliant)
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