JSPM

A spacing management system for web components using css variables (css custom properties).

Self-host the IBM Plex Sans font in a neatly bundled NPM package.

Sharable stylelint config used by GitHub's CSS

Self-host the Material Icons font in a neatly bundled NPM package.

Open Web data by the Mozilla Developer Network

Self-host the Lato font in a neatly bundled NPM package.

Self-host the Roboto Mono font in a neatly bundled NPM package.

CSS framework and utils to build FESTO web applications

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

a CSS selector compiler/engine

A set of SCSS mixins and variables to organize custom media queries.

The modern CSS-in-JS library

Self-host the Public Sans font in a neatly bundled NPM package.

Parses and compiles CSS nth-checks to highly optimized functions.

Parser and generator for CSS color strings

A JavaScript library for escaping CSS strings and identifiers while generating the shortest possible ASCII-only output.

The modern CSS-in-JS library

Color conversion and manipulation with CSS string support

Generating CSS using JS with considerable flexibility and extensibility, at both server side and client side.

400 useful, ready-to-import CSS variables generated straight from Tailwind source files.

Self-host the IBM Plex Mono font in a neatly bundled NPM package.

Blazing fast zero-runtime CSS in JS library

Lightweight UI components for Vue.js (v3) based on Bulma

Fast CSS Selectors API Engine

Parse CSS and add vendor prefixes to CSS rules using values from the Can I Use website

Self-host the Fira Code font in a neatly bundled NPM package.

Self-host the Source Sans Pro font in a neatly bundled NPM package.

SCSS themes for @chatscope/chat-ui-kit-react library

A react component toolset for managing animations

css loader module for webpack

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

Trig.js powers dynamic, CSS-driven animate-on-scroll effects using CSS variables and element position data, making AOS effortless. Create custom animations in CSS or use trig-animations.css for ready-made effects—full control or quick setup. Perfect for s

A robust polyfill for the `CSS.escape` utility method as defined in CSSOM.

SASS resources loader for Webpack - with a small hack to attempt to load same variables file both into scss and sass files

Self-host the Noto Sans font in a neatly bundled NPM package.

tiny modular DOM lib for ie9+

PostCSS loader for webpack

A CSS Modules transform to make local scope the default

A well-tested CSS minifier

Self-host the JetBrains Mono font in a neatly bundled NPM package.

extracts CSS into separate files

PostCSS plugin to import CSS files

A pure JavaScript implementation of Sass.

Convert a kebab-cased CSS property into a camelCased DOM property.

A modern CSS parser and stringifier with TypeScript support

ICSS utils for postcss ast

Self-host the Fira Mono font in a neatly bundled NPM package.

Core SCSS variables to start a design system

A simple utility for conditionally joining classNames together

CSS minifier with structural optimisations

Optimise inline SVG with PostCSS.

Convert values with PostCSS (e.g. ms -> s)

Self-host the Barlow font in a neatly bundled NPM package.

Highly configurable, well-tested, JavaScript-based HTML minifier.

A recommended babel preprocessing plugin for emotion, The Next Generation of CSS-in-JS.

Merge longhand properties into shorthand with PostCSS.

Ensure CSS selectors are unique.

Generate a hex color from the given text

Discard duplicate rules in your CSS files with PostCSS.

PostCSS plugin to reduce calc()

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

Detect and tweak CSS variables at runtime.

Add necessary or remove extra charset with PostCSS

PostCSS for CSS-in-JS and styles in JS objects

Solve CSS math expressions

Discard comments in your CSS files with PostCSS.

Minify gradient parameters with PostCSS.

Color your terminal using CSS/hex color codes

Trim whitespace inside and around CSS rules & declarations.

Detect/remove browser hacks from CSS files.

Full CSS support for JSX without compromises

Tokenize CSS

Normalize unicode-range descriptors, and can convert to wildcard ranges.

Merge Tailwind CSS classes without style conflicts

CSS Framework Completely Customizable via CSS Variables

A modular minifier, built on top of the PostCSS ecosystem.

Self-host the Public Sans font in a neatly bundled NPM package.

Self-host the DM Sans font in a neatly bundled NPM package.

Discard empty rules and values with PostCSS.

Self-host the Montserrat font in a neatly bundled NPM package.

Minify colors in your CSS files with PostCSS.

Ensure values are ordered consistently in your CSS.

Reduce initial definitions to the actual initial value, where possible.

Minify font declarations with PostCSS

👑 A tiny yet powerful tool for high-performance color manipulations and conversions

PostCSS plugin to discard overridden @keyframes or @counter-style.

Merge CSS rules with PostCSS.

Just create a single stylesheet...

Minify selectors with PostCSS.

A stylelint custom rule to check the use of scss variable on declaration.

Minify at-rule params with PostCSS

Self-host the Nunito Sans font in a neatly bundled NPM package.

Normalize URLs with PostCSS

Normalize wrapping quotes for CSS string literals.

Color helpers to ease transformation between formats, gamut, etc

Convert spritesheet data into CSS or CSS pre-processor data

Normalize keyword values for position into length values.

Self-host the Noto Sans JP font in a neatly bundled NPM package.

Parse CSS color values

Sorts CSS declarations fast and automatically in a certain order.

Self-host the Nunito Sans font in a neatly bundled NPM package.

Parse CSS inline style to JavaScript object.

Determine selector specificity with postcss-selector-parser

A stylelint plugin that checks for a file header.

A plugin for Tailwind CSS that generates CSS variables for all of the colors, sizes, and other styles defined in your Tailwind config. This allows you to use the styles from your Tailwind config directly in your CSS code.

Self-host the Nunito font in a neatly bundled NPM package.

An inline style parser.

Blazing fast zero-runtime CSS in JS library

Blazing fast zero-runtime CSS in JS library

List of known CSS properties

Given a DOM node, return a unique CSS selector matching only that element

Functional CSS for humans

A simple utility to compose a single css class name out of multiple separate variables

hast utility to create an element from a simple CSS selector

A stylelint rule to disallow usage of unknown custom properties

Self-host the Merriweather font in a neatly bundled NPM package.

Fault-tolerant CSS parser for PostCSS

Class Variance Authority 🧬

Self-host the DM Sans font in a neatly bundled NPM package.

Use Custom Media Queries in CSS

CSS minimizer (minifier) plugin for Webpack

A collection of base16 themes converted in css with support for css variables and prefer-colorscheme

Use 4 & 8 character hex color notation in CSS

Self-host the Roboto Condensed font in a neatly bundled NPM package.

Use logical properties and values in CSS

PostCSS plugin to replace overflow-wrap with word-wrap or optionally retain both declarations.

Webpack loader that resolves relative paths in url() statements based on the original source file

A list of all CSS color keywords.

Self-host the Inconsolata font in a neatly bundled NPM package.

Box-Shadow variables for Ticketfly CSS

Self-host the Plus Jakarta Sans font in a neatly bundled NPM package.

Use the gap, column-gap, and row-gap shorthand properties in CSS

A utility library to convert CSS color values into an RGB array and hex code. Supports CSS color names, hex values, RGB, HSL, CSS variables and modern CSS color functions such as color-mix() and color().

Use the :focus-visible pseudo-selector in CSS

Use Custom Selectors in CSS

CSS for the <Component> Age. Style components your way with speed, strong typing, and flexibility.

Self-host the Roboto Mono font in a neatly bundled NPM package.

Use the rebeccapurple color keyword in CSS

Style elements relative to other elements in CSS

A list of CSS features and their positions in the process of becoming implemented web standards

Use the :focus-within pseudo-selector in CSS

Style form elements when they are empty

Nest rules inside each other in CSS

The most popular front-end framework for developing responsive, mobile first projects on the web.

A mighty CSS linter that helps you avoid errors and enforce conventions.

Compile Sass to CSS

A pseudo-class for matching elements in a selector list

Use the color() function in CSS

Use the ic length unit

Use the :any-link pseudo-class in CSS

Design-tokens for Nav designsystem

A Less loader for webpack. Compiles Less to CSS.

Blazing fast zero-runtime CSS in JS library

Use sin(), cos(), tan(), acos(), atan(), and atan2() to compute trigonometric relationships

Convert modern CSS into something browsers understand

Self-host the Source Code Pro font in a neatly bundled NPM package.

Self-host the Open Sans font in a neatly bundled NPM package.

Use a place-* shorthand for align-* and justify-* in CSS

PostCSS plugin to transform W3C font-variant properties to more compatible CSS (font-feature-settings)

Display resolution-dependent images using the image-set() function in CSS

Parses CSS inline style to JavaScript object (camelCased).

Use double-position gradients in CSS

Enable support for case insensitive attribute matching in selectors

PostCSS plugin postcss-page-break to fallback `break-` properties with `page-break-` alias

Use unquoted format on @font-face CSS definitions.

Strip line and/or block comments from a string. Blazing fast, and works with JavaScript, Sass, CSS, Less.js, and a number of other languages.

Use space and slash separated color notation in CSS

Use lab() and lch() color functions in CSS

Use the :dir pseudo-class in CSS

Self-host the Plus Jakarta Sans font in a neatly bundled NPM package.

Use the overflow shorthand in CSS

Use light and dark color schemes in all browsers

Self-host the JetBrains Mono font in a neatly bundled NPM package.

Using more intuitive `>=`, `<=`, `>`, `<` instead of media queries min/max prefix.

Parse CSS media query lists.

Generic theme to add styles to all SUI components

Self-host the Mulish font in a neatly bundled NPM package.

A Tailwind CSS plugin for creating beautiful animations.

The Spectrum CSS tokens package

Self-host the Manrope font in a neatly bundled NPM package.

Typography variables for Savvy CSS.

Use oklab() and oklch() color functions in CSS

Hyphenates a camelcased CSS property name

A CSS property value parser for use with PostCSS

PostCSS plugin to transform percentage-based opacity values to more compatible floating-point values.

A webpack plugin to provide Dynamic Theme for Ant Design

PostCSS plugin This project tries to fix all of flexbug's issues

Self-host the Material Icons Outlined font in a neatly bundled NPM package.

Provides some base functions needed by a css-select adapter so that you don't have to implement the whole thing.

Self-host the Playfair Display font in a neatly bundled NPM package.

Blazing fast zero-runtime CSS in JS library

Self-host the Raleway font in a neatly bundled NPM package.

Self-host the Roboto font in a neatly bundled NPM package.

Use hwb() color functions in CSS

PostCSS plugin to iterate through values

Use round, rem and mod functions in CSS

Use cascade layers in CSS

Self-host the Oswald font in a neatly bundled NPM package.

Self-host the Nunito font in a neatly bundled NPM package.

CLI tool to invert css variables in bulk

PostCSS plugin to transform clamp() to combination of min/max

Use two values display syntax for inner and outer display types.

PostCSS plugin to fallback initial keyword.

Use nested calc() expressions in CSS

Self-host the Rubik font in a neatly bundled NPM package.

Use text-decoration in it's shorthand form in CSS

Self-host the Kanit font in a neatly bundled NPM package.

A sheetify transform to add support for W3C-style CSS variables syntax

List of standard and browser specific CSS functions.

Export computed variables from less and sass css-modules automatically.

Base SCSS utilities and variables for QuillForms.

Self-host the Roboto Flex font in a neatly bundled NPM package.

CSS parser / stringifier

css color parsing, manupulation and conversion

Self-host the Mulish font in a neatly bundled NPM package.

A collection of SCSS-specific rules for Stylelint

Self-host the Space Mono font in a neatly bundled NPM package.

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

A JSON Object of css color names mapped to their hex value

Self-host the Material Symbols Rounded font in a neatly bundled NPM package.

PostCSS plugin for downgrage css variables

A frontend variables plugin for jsincss

Micro-library to split a DOM element's words & chars into elements populated with CSS vars.

Self-host the Noto Sans JP font in a neatly bundled NPM package.

Blazing fast zero-runtime CSS in JS library

Self-host the DM Mono font in a neatly bundled NPM package.

Get accurate and well named css box model information about an Element 📦

Useful utility functions for CSS in JS solutions

Keep only the CSS you need based on comments and your browserslist

Self-host the Space Grotesk font in a neatly bundled NPM package.

A best-practices CSS foundation

Self-host the Libre Baskerville font in a neatly bundled NPM package.

A cross-browser CSS foundation

Self-host the Ubuntu font in a neatly bundled NPM package.

Alternative version of postcss-simple-vars that supports asynchronous loading of variables

Search CSS(-like) strings

Highly configurable, well-tested, JavaScript-based HTML minifier.

React css-variables

Sanitize untrusted CSS with a configuration specified by a Whitelist. 根据白名单过滤CSS

The Next Generation of CSS-in-JS.

[DEPRECATED] Font size and weight variables

Replacing symbols during the linking phase of ICSS

Self-host the Source Code Pro font in a neatly bundled NPM package.

Self-host the Lora font in a neatly bundled NPM package.

Blazing fast zero-runtime CSS in JS library

Self-host the Figtree font in a neatly bundled NPM package.

Generate scss palette and variables directly from design tokens.

TypeScript CSS variables

Self-host the Work Sans font in a neatly bundled NPM package.

List of vendor prefixes known to the web platform