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/ A curated list of awesome frameworks, style guides, and other cool nuggets for writing amazing CSS. /

Introduction

Motivation

This document is a curated list of frameworks, style guides, and cool nuggets of information for writing awesome CSS. It does not contain resources to learn CSS.

Complementary Resources

If you're struggling with something CSS-related, look for answers within the following resources:

Table of Contents

CSS Working Group

The CSS Working Group creates and defines CSS specifications. These specifications are assigned maturity levels as they move through the design process. If you would like to learn more, visit CSS Working Group Page.

Editor's Draft :black_nib:

Editor's drafts of CSS specifications

Parsers :mag:

  • CSSOM - CSS Object Model implemented in pure JavaScript.
  • CSSTree - Detailed CSS parser with syntax validator.
  • Gonzales PE - CSS parser with support for preprocessors.
  • Mensch - A decent CSS parser.
  • ParserLib - CSSLint/parser-lib.
  • PostCSS - Transforming styles with JS plugins.
  • Rework - Plugin framework for CSS preprocessing in Node.js.
  • Stylecow - Modern CSS for all browsers.

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Preprocessors :pill:

Write CSS faster

  • LESS - Backwards compatible with CSS, and the extra features it adds use existing CSS syntax.
  • PostCSS - Transforming CSS with JS plugins.
  • Sass - Mature, stable, and powerful professional-grade CSS extension language.
  • STYLIS - Light-weight CSS preprocessor.
  • Stylus - Expressive, robust, feature-rich CSS language built for NodeJs.

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Frameworks :art:

  • Awsm.css - Simple CSS library for semantic HTML markup.
  • Bonsai - A complete Utility First CSS Framework for less than 50kb.
  • Bootstrap - The most popular HTML, CSS, and JS framework.
  • Bulma - A modern CSS framework based on Flexbox. Also has Sass import for modification.
  • Butter Cake - A Modern Lightweight Front End CSS framework for faster and easier web development.
  • Charts.css - CSS data visualization framework.
  • Chota - A responsive, customizable micro-framework (3kb) with helpful utilities and a grid system.
  • Cirrus - A fully responsive and comprehensive CSS framework with beautiful controls and simplistic structure.
  • Foundation - advanced responsive front-end framework.
  • Gralig - A modest, grayish CSS library.
  • Halfmoon - A responsive front-end framework with a built-in dark mode.
  • Hasser CSS - A lightweight (12k, not minified) but useful CSS framework with flexible Grid, Hero and more.
  • Inuit.css - Powerful, scalable, Sass-based, BEM, OOCSS framework.
  • Material-components-web - Modular and customizable Material Design UI components for the web.
  • Materialize - A modern responsive front-end framework based on Material Design.
  • Milligram - A minimalist CSS framework.
  • Numl - An HTML-based language and design system that lets you create responsive and accessible high-quality web interfaces with any look.
  • Pure.css - A set of small, responsive CSS modules that you can use in every web project.
  • Semantic UI - Powerful framework that uses human-friendly HTML.
  • Shorthand Framework - Feature rich CSS framework for the new decade.
  • Spectre.css - A lightweight, responsive and modern CSS framework.
  • Strawberry - A set of common flexbox utilities focused on making your life easier and faster with nested flexboxes.
  • Tachyons - Functional CSS for humans.
  • Tacit - CSS framework for dummies with zero skills in graphic design.
  • Tailwindcss - A utility-first CSS framework for rapid UI development.
  • Tronic247 Material - A responsive framework based on CSS and some JS while following Material Design guidelines.
  • UIkit - A lightweight and modular front-end framework.
  • Unsemantic - Fluid grid for mobile, tablet, and desktop.
  • Wing - A Minimal, Lightweight, Responsive framework.

You can find more frameworks at "awesome-css-frameworks"

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Toolkits :wrench:

  • Bourbon - A simple and lightweight mixin library for Sass.
  • Susy - Responsive layout toolkit for Sass.

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Reset and Normalize

  • CSS Checker - Find and Reduce Similar & Duplicated CSS Scripts.
  • MiniReset.css - A tiny modern CSS reset.
  • Normalize-OpenType - Adds OpenType features—ligatures, kerning, and more—to Normalize.css.
  • Normalize - A set of CSS rules that provide better cross-browser consistency in the default styling of HTML elements.
  • Reset.css - CSS Tools: Reset CSS.
  • Reseter.css - A Futuristic CSS Reset/Normalizer. That Redifines Instead Of Preserving.
  • Sanitize.css - A set of CSS rules that style with today’s best practices out-of-the-box.
  • Unstyle.css - Specialised stylesheet for removing user agent styles, style the web with your baseline.

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CSS Development at Large-Scale Websites

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Code Style Guidelines :book:

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Style Guide

View more style guides at Website Style Guide Resources

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Style Guide Generators :slot_machine:

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Naming conventions & Methodologies :bulb:

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CSS in JS

Here is a CSS in JS techniques comparison

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CSS Polyfills

  • Polyfill.js - A library to make creating CSS polyfills much easier.
  • Prefixfree - Break free from CSS prefix hell.
  • Fixed-sticky - A CSS position:sticky polyfill.
  • Selectivizr - A JavaScript utility that emulates CSS3 pseudo-classes and attribute selectors in Internet Explorer 6-8.
  • PIE - Allows Internet Explorer to recognize and render various CSS3 box decoration properties.

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Miscellaneous

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Podcasts :radio:

Something to listen to while programming.

  • CSS Podcast - Una Kravets and Adam Argyle,and development.
  • Non Breaking Space Show - Seeking out the best,and smartest creative people on digital art,and the accompanying blog,and UX.
  • Shop Talk Show - A live podcast with Chris Coyier and Dave Rupert about front-end web design,hosted by Anna Debenham and Brad Frost.
  • Style Guide Podcast - A small batch series of interviews on style guides,art direction,brightest,content strategy,design,Developer Advocates from Google,development,gleefully breakdown complex aspects of CSS into digestible episodes covering everything from accessibility to z-index.
  • Syntax - A Tasty Treats Podcast for Web Developers.,typography,web technology
  • The Big Web Show - Topics like web publishing,is all about keeping you updated with the latest in Open Source Technology.
  • The Changelog - The tagline for the Changelog says it all: “Open Source moves fast. Keep up.” This podcast,and more. It's everything web that matters.
  • The Web Ahead - Conversations with world experts on changing technologies and future of the web.

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Twitter :satellite:

Active accounts to follow.

  • Adam Morse - Advocate for users and open-source.
  • Andrey Sitnik - Author of @Autoprefixer, http://easings.net and @PostCSS.
  • Ben Briggs - Final year web technologies student. node.js, javascript, open source modules, client side optimisation, web performance.
  • Brad Frost - Web designer, speaker, writer, consultant, musician.
  • Chris Coyier - Designer @CodePen. Writer @Real_CSS_Tricks.
  • Connor Sears - Designer at GitHub.
  • CSS Animation
  • CSS Commits - Latest commits to @CSSWG’s public Mercurial repository.
  • Daniel Glazman - W3C CSS Working Group Co-chairman, entrepreneur, software engineer, geek, father of two, polyglot, duck lover. Nah. Tweets are strictly mine.
  • Dave McFarland - Web developer, author of CSS: The Missing Manual, JavaScript & jQuery.
  • Donovan Hutchinson - Designer, developer, writer. Occasionally blogs at http://Hop.ie, and currently building @cssanimation.
  • Dudley Storey - Web development writer, teacher, and speaker.
  • Eric Bidelman - Engineer at Google working on Chrome, web components, and Polymer.
  • Evangelina Ferreira - Web Designer. Professor at @multimedial_utn HTML5 & CSS Freak. Ocassional Translator.
  • Guy Routledge - Front-end dev, Teacher @GA_London, Screencaster at http://www.atozcss.com, property snob, Foodie.
  • Harry Roberts- Consultant Front-end Architect: @google, @Etsy, @kickstarter, @BBC, @Deloitte, @FT, more.
  • Heydon Pickering - Moderate consumer of rice. Also a UX designer, author, @smashingmag editor and programmer.
  • Jonathan Snook - Designer, Developer, Writer, Speaker. I make stuff on the web. I wrote SMACSS.
  • Kitty Giraudel - Non-binary accessibility & diversity advocate, frontend developer, author.
  • L. David Baron - Mozilla developer, CSS and W3C standards diplomat.
  • Lea Verou - Research Assistant @MIT_CSAIL, @CSSWG IE, @OReillyMedia author, Ex @W3C staff.
  • Manoela Ilic - ...aka Mary Lou @codrops ༶ CSS & HTML are my crayons ༶ Interested in Cognitive Science, AI, HCI, UI Design & Astrophysics ༶ Digital nomad.
  • Mark Otto - GitHub and Bootstrap. Formerly at Twitter. Huge nerd.
  • Maxime Thirouin - Freelance front-end vigilante, UI/UX developer.
  • Natalie Weizenbaum - Trans coder lady. Lead designer/developer of @SassCSS, working for @google on @dart_lang.
  • Nicolas Gallagher - Software Engineer at @twitter.
  • Nicole Sullivan - GEEK.
  • Patrick Hamann - Lover of mountains, craft beers and discovering new food.
  • Paul Lewis - Googler who noodles with code and design.
  • Phil Walton - Engineer at Google • Open Source Advocate • Developer • Designer • Writer.
  • Rachel Andrew - Web Developer, half of @grabaperch CMS, CSS Working Group Invited Expert.
  • Remy Sharp - All about CSS sizing units.
  • Sara Soueidan - Author of the @Codrops CSS Reference & Co-author of the Smashing Book #5.
  • Scott Jehl - Author of @responsiblerwd, now on sale from @abookapart.
  • Simon - UI designer, CSS doodler.
  • The Chris Eppstein - Loves love. Hates hate. Has a kick-ass family. Writes code. Leads stylesheet tech @LinkedIn.
  • Una Kravets - Front-end @IBMDesign. Sassvocate, community builder, & handcrafter. STEMinist :) Open source all the things.
  • Zoe M. Gillenwater - Web designer/developer specializing in CSS, RWD, UX, & accessibility.
  • Zoltán Szőgyényi - Web developer, Co-founder at Themesberg. I'm building Glass UI.
  • 앗킨스 탭 - Literally Jenn Schiffer's Mom.

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Videos :tv:

*Good study videos from CSS Must Watch Videos. Some items are quoted from AllThingsSmitty/must-watch-css.

I told him on Twitter. I appreciate his valuable efforts.*

2019

  1. Next-Generation Web Styling - Una Kravets & Adam Argyle @ Chrome Dev Summit 2019.

2016

  1. Component-Based Style Reuse :page_facing_up: transcript :watch: 37:24 - Pete Hunt @ CSS conf 2016.
  2. CSS4 Grid: True Layout Finally Arrives :page_facing_up: transcript :watch: 29:27 - Jen Kramer @ CSS conf 2016.
  3. Houdini: Demystifying the Future of CSS :watch: 36:58 @ Google I/O 2016.

2015

  1. Mdo-ular CSS :watch: 30:06 - Mark Otto @ jQuery UK.
  2. CSS Architecture with SMACSS :watch: 30:15 - Caleb Meredith @ DevTips channel.
  3. CSS Workflow from the Ground Up :watch: 46:06 - Jonathan Snook @ Generate conf 2015.

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Books :books:

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Tutorials :clapper:

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Maintainers

@sotayamashita, @Rishabh04-02 and You!

Contribute

Feel free to dive in! Open an issue or submit PRs.

Awesome CSS follows the Contributor Covenant Code of Conduct.

Awesome CSS Frameworks Awesome

List of awesome CSS frameworks.
Feel free to contribute.

Supported by FrontAid CMS:

FrontAid CMS - Agile Content Management with Git.

Contents

Base / Reset / Normalize

Class-less

Frameworks that use semantic HTML and do not rely on classes.

  • Water.css - Just-add-CSS collection of styles to make simple websites just a little nicer.
    Repo | #CSS

  • MVP.css - Minimalist stylesheet for HTML elements.
    Docs, Repo | #CSS

  • sakura - Minimal classless CSS framework/theme.
    Demo, Repo | #SCSS

  • Tacit - CSS framework for dummies, without classes.
    Repo | #SCSS

  • awsm.css - CSS library for semantic HTML markup without classes, attributes, etc.
    Demo, Repo | #SCSS

Very Lightweight

Frameworks that are smaller than ~5KB.

General Purpose

  • Bootstrap - The most popular HTML, CSS, and JavaScript framework for developing responsive, mobile first projects on the web.
    Demo, Docs, Repo | #SCSS

  • Bulma - Modern CSS framework based on Flexbox.
    Demo, Docs, Repo | #Sass

  • Foundation - The most advanced responsive front-end framework in the world.
    Docs, Repo | #SCSS

  • UIkit - Lightweight and modular front-end framework for developing fast and powerful web interfaces.
    Demo, Docs, Repo | #LESS #SCSS

  • Primer - CSS framework that powers GitHub's front-end design.
    Docs, Repo | #SCSS

  • Carbon Components - Component library behind IBM's Carbon Design System.
    Docs, Repo | #SCSS

  • Fomantic-UI - Build beautiful websites fast, with concise HTML, intuitive javascript, and simplified debugging.
    Docs, Repo | #LESS

  • Pico.css - Elegant styles for all native HTML elements, dark mode automatically enabled.
    Demo, Docs, Repo | #SCSS

  • Blaze UI - Open source modular toolkit providing great structure for building websites quickly with a scalable and maintainable foundation.
    Demo, Docs, Repo | #SCSS

  • Base - Rock solid, responsive HTML/CSS framework.
    Docs, Repo | #SCSS #LESS

  • Cirrus - Component and utility centric SCSS framework designed for rapid prototyping.
    Demo, Docs, Repo | #CSS

  • turretcss - Responsive front-end framework for accessible and semantic websites.
    Demo, Docs, Repo | #CSS

  • Vanilla Framework - Simple, extensible CSS framework. Written by the Canonical Web Team.
    Demo, Docs, Repo | #SCSS

  • PatternFly - UI framework for enterprise web applications.
    Demo, Docs, Repo | #SCSS #LESS

  • HiQ - Simple CSS foundation with responsive typography and input styling.
    Docs, Repo | #PostCSS

Material Design

Utility-based

Specialized

  • NES.css - NES-style CSS Framework.
    Demo, Docs, Repo | #SCSS

  • 98.css - CSS library for building interfaces that look like Windows 98.
    Repo | #CSS

  • Tufte CSS - Style your webpage like Edward Tufte’s handouts.
    Repo | #CSS

  • Gutenberg - Modern framework to print the web correctly.
    Demo, Docs | #SCSS

  • Bojler - Email framework for developing responsive and lightweight email templates.
    Docs, Repo | #SCSS

  • TuiCss - Library to create MS-DOS interfaces.
    Demo, Docs | #SCSS

Toolkits

Toolkits are closer to a library than to a framework. They do not provide actual styling but utilities (e.g. mixins) that you can use in your CSS preprocessor.

Stalled Development

Frameworks that have not seen any real development for more than about one year or officially have been deprecated. We are keeping them here for reference/inspiration and hope for a revival.

Show Section - [**Semantic UI**](https://semantic-ui.com) - User interface is the language of the web. ![](https://img.shields.io/github/stars/semantic-org/semantic-ui.svg?style=social&label=Star) [Docs](https://semantic-ui.com/introduction/getting-started.html), [Repo](https://github.com/semantic-org/semantic-ui) | #LESS - [**Materialize**](https://materializecss.com) - CSS framework based on material design. ![](https://img.shields.io/github/stars/Dogfalo/materialize.svg?style=social&label=Star) [Demo](https://materializecss.com/showcase.html), [Docs](https://materializecss.com/getting-started.html), [Repo](https://github.com/Dogfalo/materialize) | #SCSS - [**Spectre.css**](https://picturepan2.github.io/spectre/) - Lightweight, responsive and modern CSS framework. ![](https://img.shields.io/github/stars/picturepan2/spectre.svg?style=social&label=Star) [Docs](https://picturepan2.github.io/spectre/getting-started.html), [Repo](https://github.com/picturepan2/spectre) | #SCSS - [**Flexbox Grid**](https://flexboxgrid.com) - Grid based on CSS3 flexbox. ![](https://img.shields.io/github/stars/kristoferjoseph/flexboxgrid.svg?style=social&label=Star) [Repo](https://github.com/kristoferjoseph/flexboxgrid) - [**Basscss**](https://basscss.com) - Low-level CSS toolkit. ![](https://img.shields.io/github/stars/basscss/basscss.svg?style=social&label=Star) [Repo](https://github.com/basscss/basscss/) - [**Neat**](https://neat.bourbon.io/) - Lightweight and flexible Sass grid. ![](https://img.shields.io/github/stars/thoughtbot/neat.svg?style=social&label=Star) [Demo](https://neat.bourbon.io/examples/), [Docs](https://neat.bourbon.io/docs/latest/), [Repo](https://github.com/thoughtbot/neat) | #SCSS - [**mini.css**](https://minicss.org) - Minimal, responsive, style-agnostic CSS framework. ![](https://img.shields.io/github/stars/Chalarangelo/mini.css.svg?style=social&label=Star) [Docs](https://minicss.org/docs), [Repo](https://github.com/Chalarangelo/mini.css) | #SCSS - [**Mobi.css**](https://getmobicss.com) - Lightweight, scalable, mobile-first CSS framework. ![](https://img.shields.io/github/stars/mobi-css/mobi.css.svg?style=social&label=Star) [Docs](https://getmobicss.com/docs/introduction.html), [Repo](https://github.com/mobi-css/mobi.css) | #CSS - [**Wing**](https://kbrsh.github.io/wing/) - Beautiful CSS framework designed for minimalists. ![](https://img.shields.io/github/stars/kbrsh/wing.svg?style=social&label=Star) [Docs](https://kbrsh.github.io/wing/#installation), [Repo](https://github.com/kbrsh/wing) | #Stylus - [**Cutestrap**](https://www.cutestrap.com) - Sassy, opinionated CSS framework, a tiny alternative to Bootstrap. ![](https://img.shields.io/github/stars/tylerchilds/cutestrap.svg?style=social&label=Star) [Repo](https://github.com/tylerchilds/cutestrap) - [**unsemantic**](https://unsemantic.com) - Fluid grid for mobile, tablet, and desktop. ![](https://img.shields.io/github/stars/nathansmith/unsemantic.svg?style=social&label=Star) [Demo](https://unsemantic.com/demo-responsive), [Docs](https://unsemantic.com/css-documentation), [Repo](https://github.com/nathansmith/unsemantic) - [**Propeller**](https://propeller.in) - Front-end responsive framework based on Google's Material Design standards & Bootstrap. ![](https://img.shields.io/github/stars/digicorp/propeller.svg?style=social&label=Star) [Docs](https://propeller.in/frameworks/open-source/get-started/), [Repo](https://github.com/digicorp/propeller) | #SCSS - [**Concise CSS**](https://concisecss.com) - Give up the bloat. Stop tripping over your classes. Be concise. ![](https://img.shields.io/github/stars/ConciseCSS/concise.css.svg?style=social&label=Star) [Docs](https://concisecss.com/documentation/), [Repo](https://github.com/ConciseCSS/concise.css) | #SCSS - [**Responsive Boilerplate**](https://responsivebp.com) - Powerful, accessible, developer friendly framework for building responsive websites. ![](https://img.shields.io/github/stars/responsivebp/responsive.svg?style=social&label=Star) [Docs](https://responsivebp.com/getting-started/), [Repo](https://github.com/responsivebp/responsive) | #SCSS - [**Centurion**](https://www.centurionframework.com) - Web-based framework for rapid prototyping and building larger web projects. ![](https://img.shields.io/github/stars/justinhough/Centurion.svg?style=social&label=Star) [Docs](https://github.com/justinhough/Centurion/blob/master/DOCUMENTATION.md), [Repo](https://github.com/justinhough/Centurion)

License

License CC0 1.0:

You can copy, modify, distribute and perform the work, even for commercial purposes, all without asking permission.

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awesome-css

A curated list of awesome CSS frameworks, libraries and software.