JSPM

convert string with ANSI color codes into a styled html pre tag

Customizable color text formatting with presets for ANSI & HTML

Color your terminal using CSS/hex color codes

🦅 cli syntax highlighting: any function - any object - 176 languages

Tool for transforming styles with JS plugins

A JavaScript text diff implementation.

Strict TypeScript and Flow types for style based on MDN data

Open Web data by the Mozilla Developer Network

a CSS selector compiler/engine

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

Color conversion and manipulation with CSS string support

Parser and generator for CSS color strings

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

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

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

Fast CSS Selectors API Engine

A react component toolset for managing animations

css loader module for webpack

tiny modular DOM lib for ie9+

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

A well-tested CSS minifier

PostCSS loader for webpack

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

extracts CSS into separate files

CSS minifier with structural optimisations

PostCSS plugin to unwrap nested rules like how Sass does it

A CSS Modules transform to make local scope the default

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

Merge longhand properties into shorthand with PostCSS.

ICSS utils for postcss ast

Optimise inline SVG with PostCSS.

PostCSS plugin to import CSS files

Generate a hex color from the given text

Ensure CSS selectors are unique.

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

A pure JavaScript implementation of Sass.

A modern CSS parser and stringifier with TypeScript support

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

Solve CSS math expressions

A simple utility for conditionally joining classNames together

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

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

Discard duplicate rules in your CSS files with PostCSS.

PostCSS plugin to reduce calc()

Merge Tailwind CSS classes without style conflicts

Minify gradient parameters with PostCSS.

Detect/remove browser hacks from CSS files.

Trim whitespace inside and around CSS rules & declarations.

Add necessary or remove extra charset with PostCSS

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

Discard comments in your CSS files with PostCSS.

Discard empty rules and values with PostCSS.

Minify colors in your CSS files with PostCSS.

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

Minify font declarations with PostCSS

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

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

Ensure values are ordered consistently in your CSS.

Tokenize CSS

Full CSS support for JSX without compromises

Normalize wrapping quotes for CSS string literals.

Just create a single stylesheet...

Color helpers to ease transformation between formats, gamut, etc

Parse CSS color values

Normalize URLs with PostCSS

Parse CSS inline style to JavaScript object.

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

Merge CSS rules with PostCSS.

Minify selectors with PostCSS.

Minify at-rule params with PostCSS

Sorts CSS declarations fast and automatically in a certain order.

Determine selector specificity with postcss-selector-parser

Normalize keyword values for position into length values.

An inline style parser.

List of known CSS properties

Fault-tolerant CSS parser for PostCSS

CSS minimizer (minifier) plugin for Webpack

hast utility to create an element from a simple CSS selector

Class Variance Authority 🧬

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

Use Custom Media Queries in CSS

Use logical properties and values in CSS

Use 4 & 8 character hex color notation in CSS

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

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

Leaner CSS

A list of all CSS color keywords.

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

Use Custom Properties Queries in CSS

Use the :focus-visible pseudo-selector in CSS

Use the :focus-within pseudo-selector in CSS

Use Custom Selectors in CSS

Use the rebeccapurple color keyword in CSS

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

Style elements relative to other elements in CSS

Convert modern CSS into something browsers understand

Nest rules inside each other in CSS

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

Style form elements when they are empty

Use the ic length unit

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

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

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

A pseudo-class for matching elements in a selector list

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

Use double-position gradients in CSS

Use the color() function in CSS

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

Use unquoted format on @font-face CSS definitions.

A Less loader for webpack. Compiles Less to CSS.

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

A Tailwind CSS plugin for creating beautiful animations.

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

Parses CSS inline style to JavaScript object (camelCased).

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

Use the :dir pseudo-class in CSS

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 the overflow shorthand in CSS

Enable support for case insensitive attribute matching in selectors

Use space and slash separated color notation in CSS

Use the :any-link pseudo-class in CSS

Use light and dark color schemes in all browsers

Correctly declare progressive enhancements for CSS Custom Properties.

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

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

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

Use hwb() color functions in CSS

A CSS property value parser for use with PostCSS

Hyphenates a camelcased CSS property name

Use cascade layers in CSS

Use round, rem and mod functions in CSS

SCSS parser for PostCSS

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

Use nested calc() expressions in CSS

Parse CSS media query lists.

List of standard and browser specific CSS functions.

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

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

CSS parser / stringifier

PostCSS plugin to fallback initial keyword.

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

Use env() variables in CSS

css color parsing, manupulation and conversion

A collection of SCSS-specific rules for Stylelint

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

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

Useful utility functions for CSS in JS solutions

A best-practices CSS foundation

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

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

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

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

A cross-browser CSS foundation

Search CSS(-like) strings

Replacing symbols during the linking phase of ICSS

The Next Generation of CSS-in-JS.

Regex for matching HSLA colors.

Regex for matching RGBA color strings.

Robust, expressive, and feature-rich CSS superset

List of vendor prefixes known to the web platform

A lib for generating Style Sheets with JavaScript.

PostCSS plugin to keep rules and at-rules content in order.

parse shorthand css font strings"

Regex for RGB color strings.

The best regular expression (regex) for matching hex color values from string.

Smallest 5th gen CSS-in-JS library

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

Regex for matching HSL colors.

A minimal CSS module shim

JSS plugin for function value and rule syntax

Parses and determines if a given CSS Media Query matches a set of values.

Reduce CSS calc() function to the maximum

Parse CSS Cascade Layer names.

Resolve nested CSS selectors

Indent-based CSS syntax for PostCSS

A collection of order related linting rules for Stylelint.

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

https://github.com/deanm/css-color-parser-js

PostCSS plugin to use CSS Modules everywhere

Use logical values in the resize property

CSS vendor prefix detection and property feature testing.

Use flow-relative (inline-start and inline-end) values for float and clear

Use interpolation methods in CSS gradient functions

Reads and parses a JSON file.

Colors of Google's Material Design made available to coders

Use the color-mix function in CSS

Inlines img, script and link tags into the same file.

PostCSS syntax for parsing HTML (and HTML-like)

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

Gamut map css colors to fit display specific gamuts

Use logical overscroll behavior properties and values in CSS

Parsers, transformers and tests for special value types, eg: %, hex codes etc.

Powerful and compliant CSS selector parser.

Use vb and vi length units in CSS

Use logical overflow properties and values in CSS

A CSS-based selector parser for React Standard Tree (RST) traversal

A collection of functions for manipulating CSS colors, inspired by SASS.

LESS parser for PostCSS

Standalone CSS Selector Finder and Parser.

Storybook Themes addon: Switch between themes from the toolbar

A Sass parser for PostCSS, using gonzales-pe.

CSS value parser

A decent CSS parser

Use the gray() color function in CSS

JavaScript image cropper.

A simple list of CSS shorthand properties and which longhand properties they expand to

Generate fallback values for content with alt text

Use the random function in CSS

Merge keyframe and counter style identifiers.

CSS dictionary for cspell.

Framework for transforming cascading style sheets (CSS) from left-to-right (LTR) to right-to-left (RTL)

Discard unused counter styles, keyframes and fonts.

Inject style tag to document head.

Raw browser/feature support data from caniuse.com

PostCSS plugin to rebase or inline on url().

Compile and package Angular libraries in Angular Package Format (APF)

Media queries in react for responsive design

PostCSS plugin for Sass-like variables

The Next Generation of CSS-in-JS.

Use sign and abs functions in CSS

Plugin framework for CSS preprocessing

Converts CSS values from one unit to another

Reduce custom identifiers with PostCSS.

Rework declaration visitor utility

The Next Generation of CSS-in-JS.

Reduce z-index values with PostCSS.

CSS parser

Parser and generator for CSS color strings

Jest matcher for image comparisons. Most commonly used for visual regression testing.

Live CSS Reload & Browser Syncing

Color conversion and manipulation with CSS string support

Remove unused css selectors

Turns off all rules that are unnecessary or might conflict with Prettier.

Style once, use everywhere. A build system for creating cross-platform styles.

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

Mix any number of colors with the color-mix function in CSS

Zoom and pan html elements in easy way

Styled System for the `css` prop

hast utility for `querySelector`, `querySelectorAll`, and `matches`

A CSS3-compliant JavaScript selector engine.

PostCSS helpers to throw or output GNU style messages

Extract and inline critical css with emotion for server side rendering.

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

CSS modules support for TypeScript

create matching selectors from css for your very own nested object hierarchy

PostCSS plugin for mixins

Map color names to HEX color values.

Turn a CSS color into its smallest representation.

Convert color string (or parseable argument) to RGBA array