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.

Minifier of js, css, html and img

CSS minifier for Broccoli, using clean-css

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

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

CSS minifier

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

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

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

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

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 modular minifier, built on top of the PostCSS ecosystem.

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.

Minifier of js, css, html and img

a css minify tool

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

Tool for transforming styles with JS plugins

A JavaScript text diff implementation.

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

Strict TypeScript and Flow types for style based on MDN data

An Eleventy plugin to automatically minify files

Open Web data by the Mozilla Developer Network

Build system for web sites and 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

Color conversion and manipulation with CSS string support

Parser and generator for CSS color strings

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

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

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

Fast CSS Selectors API Engine

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

tiny modular DOM lib for ie9+

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

PostCSS loader for webpack

A CSS Modules transform to make local scope the default

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

PostCSS plugin to import CSS files

extracts CSS into separate files

ICSS utils for postcss ast

PostCSS plugin to unwrap nested rules like how Sass does it

A pure JavaScript implementation of Sass.

A modern CSS parser and stringifier with TypeScript support

A simple utility for conditionally joining classNames together

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

Optimise inline SVG with PostCSS.

Merge longhand properties into shorthand with PostCSS.

CSS Class Name Minifier.

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.

Discard duplicate rules in your CSS files with PostCSS.

Merge Tailwind CSS classes without style conflicts

PostCSS plugin to reduce calc()

Full CSS support for JSX without compromises

Add necessary or remove extra charset with PostCSS

Color your terminal using CSS/hex color codes

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

Discard comments in your CSS files with PostCSS.

Minify gradient parameters with PostCSS.

Detect/remove browser hacks from CSS files.

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

Trim whitespace inside and around CSS rules & declarations.

Solve CSS math expressions

Just create a single stylesheet...

Tokenize CSS

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.

Minify font declarations with PostCSS

Ensure values are ordered consistently in your CSS.

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

Merge CSS rules with PostCSS.

Minify selectors with PostCSS.

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

Minify at-rule params with PostCSS

Normalize URLs with PostCSS

Normalize wrapping quotes for CSS string literals.

Sorts CSS declarations fast and automatically in a certain order.

Normalize keyword values for position into length values.

Parse CSS inline style to JavaScript object.

Determine selector specificity with postcss-selector-parser

Parse CSS color values

Color helpers to ease transformation between formats, gamut, etc

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

Class Variance Authority 🧬

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

Use Custom Media Queries in CSS

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

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.

A list of all CSS color keywords.

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

Leaner CSS

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

Use Custom Selectors in CSS

Use the :focus-visible pseudo-selector in CSS

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

Nest rules inside each other in CSS

Use the :focus-within pseudo-selector in CSS

Style form elements when they are empty

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

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

Use Custom Properties Queries in CSS

Convert modern CSS into something browsers understand

A Less loader for webpack. Compiles Less to CSS.

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

Use the :any-link pseudo-class in CSS

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

A pseudo-class for matching elements in a selector list

Use the color() function in CSS

Use the ic length unit

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

Enable support for case insensitive attribute matching in selectors

Use unquoted format on @font-face CSS definitions.

Use space and slash separated color notation in CSS

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

Use double-position gradients in CSS

Use the :dir pseudo-class in CSS

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

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

Use light and dark color schemes in all browsers

Use the overflow shorthand in CSS

Parses CSS inline style to JavaScript object (camelCased).

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

A Tailwind CSS plugin for creating beautiful animations.

clean-css with the default Promise interface and some improvements

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

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.

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

A CSS property value parser for use with PostCSS

Hyphenates a camelcased CSS property name

Parse CSS media query lists.

PostCSS plugin to add text banner to resulting file

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

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.

Use hwb() color functions in CSS

SCSS parser for PostCSS

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

PostCSS plugin to fallback initial keyword.

Use cascade layers in CSS

Use round, rem and mod functions in CSS

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

Minification plugin for the compiler

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

List of standard and browser specific CSS functions.

CSS parser / stringifier

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

css color parsing, manupulation and conversion

A collection of SCSS-specific rules for Stylelint

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

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

Useful utility functions for CSS in JS solutions

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

A well-tested CSS minifier

A best-practices CSS foundation

A cross-browser CSS foundation

Search CSS(-like) strings

The Next Generation of CSS-in-JS.

Replacing symbols during the linking phase of ICSS

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

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

Regex for matching HSLA colors.

Regex for matching RGBA color strings.

List of vendor prefixes known to the web platform

Robust, expressive, and feature-rich CSS superset

A lib for generating Style Sheets with JavaScript.

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

Smallest 5th gen CSS-in-JS library

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

parse shorthand css font strings"

A minimal CSS module shim

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

Reduce CSS calc() function to the maximum

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

Parse CSS Cascade Layer names.

Regex for RGB color strings.

Regex for matching HSL colors.

JSS plugin for function value and rule syntax

Indent-based CSS syntax for PostCSS

A collection of order related linting rules for Stylelint.

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

Resolve nested CSS selectors

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

CSS vendor prefix detection and property feature testing.

PostCSS plugin to use CSS Modules everywhere

Joseph's highly efficient JS minifier

Use logical values in the resize property

Use the color-mix function in CSS

Colors of Google's Material Design made available to coders

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

Use interpolation methods in CSS gradient functions

Use vb and vi length units in CSS

PostCSS syntax for parsing HTML (and HTML-like)

Gamut map css colors to fit display specific gamuts

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

Use logical overscroll behavior properties and values in CSS

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

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

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

Use logical overflow properties and values in CSS

Command line interface for CSSO

Powerful and compliant CSS selector parser.

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

LESS parser for PostCSS

Standalone CSS Selector Finder and Parser.

A Sass parser for PostCSS, using gonzales-pe.

Use the gray() color function in CSS

Storybook Themes addon: Switch between themes from the toolbar

Library for configuring style modules to generate compressed classes

Plugin for minifying your html, js and css

CSS value parser

Generate fallback values for content with alt text

A decent CSS parser

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