Top 12 Open-Source Alternatives to Sass

Product categories

Browser Extension CSS Framework Dark Mode Design Tools Developer Tools Development Tools Front-End Frameworks JS Library JavaScript Framework Javascript UI Libraries React Static Site Generators

Summary

The top open-source alternatives to Sass are PostCSS, Stylus, and Tailwind CSS. One of the criteria for ordering this list is the number of mentions that products have on reliable external sources. You can suggest additional sources through the form here.

PostCSS Landing Page
1

PostCSS

Increase code readability. Add vendor prefixes to CSS rules using values from Can I Use. Autoprefixer will use the data based on current browser popularity and property support to apply prefixes for you.
Pricing:
- Open Source
#Developer Tools #Design Tools #CSS Framework 39 social mentions
Stylus Landing Page
2

Stylus

EXPRESSIVE, DYNAMIC, ROBUST CSS
Pricing:
- Open Source
#Developer Tools #Browser Extension #Dark Mode 11 social mentions
Tailwind CSS Landing Page
3

Tailwind CSS

A utility-first CSS framework for rapidly building custom user interfaces.
Pricing:
- Open Source
#Developer Tools #Design Tools #Website Design 867 social mentions
Bootstrap Landing Page
4

Bootstrap

Simple and flexible HTML, CSS, and JS for popular UI components and interactions
Pricing:
- Open Source
#CSS Framework #Development Tools #Design Tools 326 social mentions
Next.js Landing Page
5

Next.js

A small framework for server-rendered universal JavaScript apps
Pricing:
- Open Source
#Developer Tools #Web Frameworks #JavaScript Framework 921 social mentions
styled-components Landing Page
6

styled-components

styled-components is a visual primitive for the component age that also helps the user to use the ES6 and CSS to style apps.
Pricing:
- Open Source
#Developer Tools #Design Tools #Javascript UI Libraries 154 social mentions
React Landing Page
7

React

A JavaScript library for building user interfaces
Pricing:
- Open Source
#Javascript UI Libraries #JS Library #JavaScript Framework 775 social mentions
Stylecow Landing Page
8

Stylecow

CSS processor to fix your css code and make it compatible with all browsers
Pricing:
- Open Source
#Developer Tools #Design Tools #CSS Framework
Material UI Landing Page
9

Material UI

A CSS Framework and a Set of React Components that Implement Google's Material Design
Pricing:
- Open Source
#Design Tools #Development Tools #Developer Tools 75 social mentions
Bulma Landing Page
10

Bulma

Bulma is an open source CSS framework based on Flexbox and built with Sass. It's 100% responsive, fully modular, and available for free.
Pricing:
- Open Source
#CSS Framework #Development Tools #Design Tools 109 social mentions
Foundation Landing Page
11

Foundation

The most advanced responsive front-end framework in the world
Pricing:
- Open Source
#CSS Framework #Design Tools #Development Tools 18 social mentions
Vue.js Landing Page
12

Vue.js

Reactive Components for Modern Web Interfaces
Pricing:
- Open Source
#Front-End Frameworks #Javascript UI Libraries #JS Library 341 social mentions