JSPM

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

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

CSS minifier with structural optimisations

A well-tested CSS minifier

CSS minimizer (minifier) plugin for Webpack

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

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

Minifier of js, css, html and img

CSS minifier for Broccoli, using clean-css

Minify HTML, JS, CSS with html-minifier, terser, clean-css.

A CSS minifier that's tiny and very fast.

A well-tested email minifier based on TypeScript for browser and Node.js

A well-tested CSS minifier

The (Java|Coffee)Script and (CSS|Less) (Builder|Bundler|Packer|Minifier|Merger|Checker)

CSS minifier

Library for configuring style modules to generate compressed classes

Import CSS, SVG, HTML, XLIFF files as tagged-template literals. Optionally minify with esbuild minifier.

Library for configuring style modules to generate compressed classes

Task for ui5-builder which enables minifying HTML/CSS/JSON files.

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

minify HTML responses like some crazy guy

An Eleventy plugin to automatically minify files

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

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

CSS minifier for Broccoli, using more-css

Use Parcel's LightningCSS transformer and minifier with Rollup.

PostCSS plugin to use lightningcss

Minify CSS and HTML literals

PostCSS plugin to minify CSS using CSSO

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

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

Quick and dirty html minifier. No lexer/parser (yet, at least) just regexp, so doesn't work with nested comments etc. Takes a string as input and returns a string. Minifies html, as well as css in style tags or attributes and js in script tags.

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

Minifier of js, css, html and img

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

a css minify tool

A CLI tool to minify JavaScript, CSS, and HTML files recursively.

Tool for transforming styles with JS plugins

CSS minifier for Ease task runner.

🗜️ AstroJS compression utilities. Compress HTML, CSS, JavaScript and more!

A JavaScript text diff implementation.

Strict TypeScript and Flow types for style based on MDN data

Build system for web sites and applications

An Eleventy plugin to automatically minify files

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

a CSS selector compiler/engine

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

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

Open Web data by the Mozilla Developer Network

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 well-tested CSS minifier

Fast CSS Selectors API Engine

Color conversion and manipulation with CSS string support

Parser and generator for CSS color strings

CSS Class Name Minifier.

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

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

A simple CSS minifier and source map generator.

A CSS Modules transform to make local scope the default

A pure JavaScript implementation of Sass.

PostCSS plugin to import CSS files

A modern CSS parser and stringifier with TypeScript support

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

A react component toolset for managing animations

css loader module for webpack

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

tiny modular DOM lib for ie9+

A simple utility for conditionally joining classNames together

PostCSS loader for webpack

PostCSS plugin to unwrap nested rules like how Sass does it

Ensure CSS selectors are unique.

Generate a hex color from the given text

extracts CSS into separate files

Merge longhand properties into shorthand with PostCSS.

Full CSS support for JSX without compromises

Solve CSS math expressions

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

Optimise inline SVG with PostCSS.

ICSS utils for postcss ast

Discard comments in your CSS files with PostCSS.

Color your terminal using CSS/hex color codes

Minify gradient parameters with PostCSS.

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

Merge Tailwind CSS classes without style conflicts

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

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

Normalize wrapping quotes for CSS string literals.

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

Color helpers to ease transformation between formats, gamut, etc

Parse CSS color values

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

Discard duplicate rules in your CSS files with PostCSS.

Add necessary or remove extra charset with PostCSS

PostCSS plugin to reduce calc()

Tokenize CSS

Detect/remove browser hacks from CSS files.

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

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

An inline style parser.

Minify font declarations with PostCSS

Trim whitespace inside and around CSS rules & declarations.

Discard empty rules and values with PostCSS.

Minify colors in your CSS files with PostCSS.

Ensure values are ordered consistently in your CSS.

Just create a single stylesheet...

Merge CSS rules with PostCSS.

Minify selectors with PostCSS.

List of known CSS properties

Minify at-rule params with PostCSS

Normalize URLs with PostCSS

Normalize keyword values for position into length values.

Fault-tolerant CSS parser for PostCSS

Parse CSS inline style to JavaScript object.

Sorts CSS declarations fast and automatically in a certain order.

Determine selector specificity with postcss-selector-parser

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

hast utility to create an element from a simple CSS selector

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

Class Variance Authority 🧬

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

Leaner CSS

Use Custom Media Queries in CSS

A command-line interface to clean-css CSS optimization library

Use 4 & 8 character hex color notation in CSS

Use logical properties and values in CSS

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

Use Custom Properties Queries in CSS

Use the :any-link pseudo-class in CSS

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

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

Use Custom Selectors in CSS

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

Use the rebeccapurple color keyword in CSS

Use the :focus-within pseudo-selector in CSS

Use double-position gradients in CSS

Style form elements when they are empty

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

A list of all CSS color keywords.

Use unquoted format on @font-face CSS definitions.

A Tailwind CSS plugin for creating beautiful animations.

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

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

An All-in-one Gulp live server which includes a Sass pre-processor and CSS minifier

Parse CSS media query lists.

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

Use the :focus-visible pseudo-selector in CSS

Correctly declare progressive enhancements for CSS Custom Properties.

A pseudo-class for matching elements in a selector list

Style elements relative to other elements 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 color() function in CSS

Use the ic length unit

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

Convert modern CSS into something browsers understand

Nest rules inside each other in CSS

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

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

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

Use round, rem and mod functions in CSS

Use cascade layers in CSS

Use hwb() color functions in CSS

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

PostCSS plugin to add text banner to resulting file

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

SCSS parser for PostCSS

Use env() variables in CSS

A Less loader for webpack. Compiles Less to CSS.

Use nested calc() expressions in CSS

Parses CSS inline style to JavaScript object (camelCased).

Use the :dir pseudo-class in CSS

Enable support for case insensitive attribute matching in selectors

Use the overflow shorthand in CSS

clean-css with the default Promise interface and some improvements

Use space and slash separated color notation in CSS

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

Use light and dark color schemes in all browsers

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

List of standard and browser specific CSS functions.

CSS parser / stringifier

Hyphenates a camelcased CSS property name

A CSS property value parser for use with PostCSS

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

css color parsing, manupulation and conversion

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

PostCSS plugin to fallback initial keyword.

Minification plugin for the compiler

A best-practices CSS foundation

Useful utility functions for CSS in JS solutions

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

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

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

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

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

Search CSS(-like) strings

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

Replacing symbols during the linking phase of ICSS

A collection of SCSS-specific rules for Stylelint

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

A cross-browser CSS foundation

Regex for matching HSLA colors.

Regex for matching RGBA color strings.

List of vendor prefixes known to the web platform

A lib for generating Style Sheets with JavaScript.

The Next Generation of CSS-in-JS.

A port of barryvan's GZip optimised CSS Minifier to JS

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

Regex for RGB color strings.

Regex for matching HSL colors.

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

CSS vendor prefix detection and property feature testing.

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

Robust, expressive, and feature-rich CSS superset

Reduce CSS calc() function to the maximum

Parse CSS Cascade Layer names.

parse shorthand css font strings"

A collection of order related linting rules for Stylelint.

Smallest 5th gen CSS-in-JS library

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

Use the color-mix function in CSS

A minimal CSS module shim

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

Use vb and vi length units in CSS

PostCSS plugin to use CSS Modules everywhere

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

Use logical values in the resize property

JSS plugin for function value and rule syntax

Resolve nested CSS selectors

Indent-based CSS syntax for PostCSS

PostCSS syntax for parsing HTML (and HTML-like)

Use logical overflow properties and values in CSS

Gamut map css colors to fit display specific gamuts

Use logical overscroll behavior properties and values in CSS

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

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

Use interpolation methods in CSS gradient functions

Powerful and compliant CSS selector parser.

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

Colors of Google's Material Design made available to coders

Standalone CSS Selector Finder and Parser.

LESS parser for PostCSS

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

Joseph's highly efficient JS minifier

Plugin for minifying your html, js and css

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

Storybook Themes addon: Switch between themes from the toolbar

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

A decent CSS parser

CSS value parser

A Sass parser for PostCSS, using gonzales-pe.

Command line interface for CSSO