JSPM

Inline critical-path css and load the existing stylesheets asynchronously

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

A react component toolset for managing animations

css loader module for webpack

tiny modular DOM lib for ie9+

A well-tested CSS minifier

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

PostCSS loader for webpack

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

A CSS Modules transform to make local scope the default

extracts CSS into separate files

CSS minifier with structural optimisations

PostCSS plugin to import CSS files

A pure JavaScript implementation of Sass.

PostCSS plugin to unwrap nested rules like how Sass does it

ICSS utils for postcss ast

A modern CSS parser and stringifier with TypeScript support

A simple utility for conditionally joining classNames together

Optimise inline SVG with PostCSS.

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

Merge longhand properties into shorthand with PostCSS.

Generate a hex color from the given text

Ensure CSS selectors are unique.

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

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

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

Merge Tailwind CSS classes without style conflicts

Discard duplicate rules in your CSS files with PostCSS.

Full CSS support for JSX without compromises

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

Solve CSS math expressions

PostCSS plugin to reduce calc()

Color your terminal using CSS/hex color codes

Discard comments in your CSS files with PostCSS.

Add necessary or remove extra charset with PostCSS

Minify gradient parameters with PostCSS.

Detect/remove browser hacks from CSS files.

Trim whitespace inside and around CSS rules & declarations.

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

Discard empty rules and values with PostCSS.

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

Minify colors in your CSS files with PostCSS.

Ensure values are ordered consistently in your CSS.

Minify font declarations with PostCSS

Tokenize CSS

Just create a single stylesheet...

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

👑 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.

Minify selectors with PostCSS.

Minify at-rule params with PostCSS

Normalize wrapping quotes for CSS string literals.

Normalize URLs with PostCSS

Parse CSS inline style to JavaScript object.

Normalize keyword values for position into length values.

Sorts CSS declarations fast and automatically in a certain order.

Determine selector specificity with postcss-selector-parser

Color helpers to ease transformation between formats, gamut, etc

Parse CSS color values

Extract the minimal CSS used in a set of URLs with puppeteer

An inline style parser.

List of known CSS properties

Fault-tolerant CSS parser for PostCSS

hast utility to create an element from a simple CSS selector

Deliver [Spectrum Workflow Icons](https://spectrum.adobe.com/page/icons/) as either:

Class Variance Authority 🧬

CSS minimizer (minifier) plugin for Webpack

Use Custom Media Queries in CSS

Use 4 & 8 character hex color notation in CSS

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

Use logical properties and values 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

A list of all CSS color keywords.

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

Leaner 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

Use the :focus-visible pseudo-selector in CSS

Use the :focus-within pseudo-selector in CSS

Style elements relative to other elements in CSS

Style form elements when they are empty

Nest rules inside each other in CSS

Convert modern CSS into something browsers understand

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

Use Custom Properties Queries in CSS

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

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

A Less loader for webpack. Compiles Less to CSS.

Use unquoted format on @font-face CSS definitions.

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

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

Deliver [Spectrum UI Icons](https://spectrum.adobe.com/page/icons/) as either:

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

Use double-position gradients in CSS

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

Enable support for case insensitive attribute matching in selectors

Use space and slash separated color notation 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.

Parses CSS inline style to JavaScript object (camelCased).

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

Use the :dir pseudo-class in CSS

Use the overflow shorthand in CSS

A Tailwind CSS plugin for creating beautiful animations.

Use light and dark color schemes in all browsers

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

Parse CSS media query lists.

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.

Correctly declare progressive enhancements for CSS Custom Properties.

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

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

Use hwb() color functions in CSS

SCSS parser for PostCSS

Use cascade layers in CSS

Use round, rem and mod functions in CSS

PostCSS plugin to fallback initial keyword.

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

Use env() variables in CSS

Use nested calc() expressions in CSS

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

List of standard and browser specific CSS functions.

CSS parser / stringifier

css color parsing, manupulation and conversion

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

A collection of SCSS-specific rules for Stylelint

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

JavaScript package that simplifies the task of identifying links within text and applying custom styling by automatically replacing them with tags.

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

A vite plugin for inlining files into HTML

Useful utility functions for CSS in JS solutions

A best-practices CSS foundation

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

Search CSS(-like) strings

A cross-browser CSS foundation

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

Replacing symbols during the linking phase of ICSS

The Next Generation of CSS-in-JS.

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

Regex for matching HSLA colors.

Regex for matching RGBA color strings.

Generates symbol-based SVG spritemap from all .svg files in a directory

List of vendor prefixes known to the web platform

Robust, expressive, and feature-rich CSS superset

A lib for generating Style Sheets with JavaScript.

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

parse shorthand css font strings"

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

Smallest 5th gen CSS-in-JS library

replaces link tags with inline style tags

A minimal CSS module shim

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

Reduce CSS calc() function to the maximum

Parse CSS Cascade Layer names.

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

animation-context Riot JS Tag animation context for dealing with css transitions and animated addition and removal of riot tags

Regex for RGB color strings.

Regex for matching HSL colors.

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

JSS plugin for function value and rule syntax

A collection of order related linting rules for Stylelint.

Indent-based CSS syntax for PostCSS

Resolve nested CSS selectors

match a tokenized html stream with css selectors

CSS vendor prefix detection and property feature testing.

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

PostCSS plugin to use CSS Modules everywhere

Use logical values in the resize property

Use the color-mix function in CSS

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

Use interpolation methods in CSS gradient functions

Colors of Google's Material Design made available to coders

Use vb and vi length units in CSS

Inline flagged js & css sources.

Applies external CSS stylesheets to HTML emails to work with Gmail.

Gamut map css colors to fit display specific gamuts

PostCSS syntax for parsing HTML (and HTML-like)

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

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

Use logical overscroll behavior properties and values in CSS

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

Use logical overflow properties and values in CSS

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

React UI elements styled with Bulma CSS

LESS parser for PostCSS

A Sass parser for PostCSS, using gonzales-pe.

Storybook Themes addon: Switch between themes from the toolbar

Standalone CSS Selector Finder and Parser.

CSS value parser

Use the gray() color function in CSS

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

JavaScript image cropper.

A decent CSS parser

Generate fallback values for content with alt text

A CSS utility library for JS

PostCSS plugin to rebase or inline on url().

Use the random function in CSS

Merge keyframe and counter style identifiers.

CSS dictionary for cspell.

Inject style tag to document head.

Converts CSS values from one unit to another

Discard unused counter styles, keyframes and fonts.

PostCSS plugin for Sass-like variables

Raw browser/feature support data from caniuse.com

Plugin framework for CSS preprocessing

Reduce z-index values with PostCSS.

Reduce custom identifiers with PostCSS.

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

The Next Generation of CSS-in-JS.

Rework declaration visitor utility

Media queries in react for responsive design

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

Use sign and abs functions in CSS

CSS parser

The Next Generation of CSS-in-JS.

Parser and generator for CSS color strings

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

Live CSS Reload & Browser Syncing

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

Remove unused css selectors

Color conversion and manipulation with CSS string support

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

A CSS3-compliant JavaScript selector engine.

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

A PostCSS plugin that takes existing CSS files and splits out the annotated critical styles into a seperate file.

Styled System for the `css` prop

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

Zoom and pan html elements in easy way

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

CSS modules support for TypeScript

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

PostCSS helpers to throw or output GNU style messages

Map color names to HEX color values.

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

Convert color string (or parseable argument) to RGBA array

Turn a CSS color into its smallest representation.

PostCSS plugin for mixins

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

PostCSS plugin for sorting and combining CSS media queries with mobile first / **desktop first methodologies

Styled utilities for PrimeUI Libraries

A JavaScript plugin for entering and validating international telephone numbers