An open API service for software projects hosted on Open Collective.

CSS Tools

We develop tools to enable you to use the newest features of CSS without having to worry about the browsers you're supporting.
Collective - Host: opensource - https://opencollective.com/csstools - Website: https://cssdb.org/ - Code: https://github.com/csstools

github.com/csstools/sanitize.css

A best-practices CSS foundation

Stars: 5,271 - Last synced: 19 Apr 2026

github.com/csstools/postcss-plugins

PostCSS Tools and Plugins

Stars: 1,039 - Last synced: 26 Mar 2026

github.com/csstools/postcss-font-magician

Magically generate all the @font-face rules

Stars: 1,000 - Last synced: 19 Apr 2026

github.com/csstools/postcss-normalize

Use the parts of normalize.css (or sanitize.css) you need from your browserslist

Stars: 837 - Last synced: 19 Apr 2026

github.com/csstools/normalize.css

A cross-browser CSS foundation

Stars: 561 - Last synced: 19 Apr 2026

github.com/csstools/cssdb

A database of staged CSS features

Stars: 538 - Last synced: 19 Apr 2026

github.com/csstools/system-font-css

Use the native system font of the OS running the browser

Stars: 526 - Last synced: 19 Apr 2026

github.com/csstools/postcss-sass

Use Sass as a PostCSS plugin

Stars: 145 - Last synced: 19 Apr 2026

github.com/csstools/postcss-advanced-variables

Use Sass-like variables, conditionals, and iterators in CSS

Stars: 140 - Last synced: 19 Apr 2026

github.com/csstools/postcss-color-mod-function

Modify colors using the color-mod() function in CSS

Stars: 94 - Last synced: 18 Apr 2026

github.com/csstools/postcss-language

Support for modern and experimental CSS within Visual Studio Code

Stars: 81 - Last synced: 18 Apr 2026

github.com/csstools/stylelint-value-no-unknown-custom-properties

A stylelint rule to catch usage of unknown custom properties

Stars: 73 - Last synced: 19 Apr 2026

github.com/csstools/tokenizer

Tokenize CSS according to the CSS Syntax

Stars: 71 - Last synced: 19 Apr 2026

github.com/csstools/stylelint-use-logical

Enforce usage of logical properties and values in CSS

Stars: 66 - Last synced: 19 Apr 2026

github.com/csstools/postcss-extend-rule

Use the extend at-rule and functional selectors in CSS

Stars: 53 - Last synced: 19 Apr 2026

github.com/csstools/stylelint-use-nesting

Enforce nesting when it is possible in CSS

Stars: 47 - Last synced: 19 Apr 2026

github.com/csstools/postcss-input-range

Use unprefixed input range selectors in CSS

Stars: 42 - Last synced: 10 Apr 2026

github.com/csstools/custom-units

Use Custom Units in CSS

Stars: 19 - Last synced: 18 Apr 2026

github.com/csstools/stylelint-media-use-custom-media

Enforce usage of custom media queries in CSS

Stars: 15 - Last synced: 18 Apr 2026

github.com/csstools/postcss-resolve-nested-selector

Resolve a nested selector in a PostCSS AST

Stars: 13 - Last synced: 15 Apr 2026

github.com/csstools/stylelint-devtool-prop-order

Enforce CSS property ordering like Chrome DevTools

Stars: 5 - Last synced: 18 Apr 2026

github.com/csstools/postcss-plugins-directory

Stars: 5 - Last synced: 30 Mar 2026

github.com/csstools/stylelint-tape

Test stylelint plugins

Stars: 3 - Last synced: 18 Apr 2026

github.com/csstools/postcss-logical-gradients

Write gradients with flow-relative directions in CSS

Stars: 2 - Last synced: 18 Apr 2026

github.com/csstools/.github

Stars: 1 - Last synced: 27 Mar 2026