The Reference Element Pseudo-class: :scope
Use Custom Properties Queries in CSS
Indent-based CSS syntax for PostCSS
Transforms css values and at-rule params into the tree
Determine selector specificity with postcss-selector-parser
Merge CSS rules with PostCSS.
Parse CSS and add vendor prefixes to CSS rules using values from the Can I Use website
Advanced optimisations for cssnano; may or may not break your CSS!
CLI for PostCSS
Generate fallback values for content with alt text
Gamut map css colors to fit display specific gamuts
PostCSS plugin postcss-page-break to fallback `break-` properties with `page-break-` alias
Mix any number of colors with the color-mix function in CSS
Minify selectors with PostCSS.
Enable support for case insensitive attribute matching in selectors
Fallback `position-area` to the alternate name `inset-area`
Reduce initial definitions to the actual initial value, where possible.
Use sign and abs functions in CSS
Seamless integration between Rollup and PostCSS
Use the random function in CSS
Use sin(), cos(), tan(), acos(), atan(), and atan2() to compute trigonometric relationships
Automatically switch PostCSS syntax by file extensions
Detect/remove browser hacks from CSS files.
PostCSS plugin for Sass-like variables