CSS Framework

Open-source CSS projects categorized as Framework

Top 17 CSS Framework Projects

  1. awesome-css-frameworks

    List of awesome CSS frameworks in 2025

    Project mention: Ruby on Rails 8 - Frontend Rápido com Frameworks CSS Classless ou Class-Light com CDN | dev.to | 2025-01-22
  2. SaaSHub

    SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives

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  3. ui-buttons

    100 Modern CSS Buttons. Every style that you can imagine.

    Project mention: List of awesome CSS frameworks, libraries and software | dev.to | 2024-05-28

    eludadev/ui-buttons - 100 Modern CSS Buttons. Every style that you can imagine.

  4. goflow

    A Golang based high performance, scalable and distributed workflow framework (by s8sg)

  5. slim.js

    Fast & Robust Front-End Micro-framework based on modern standards

  6. tentcss

    :herb: A CSS survival kit. Includes only the essentials to make camp.

  7. natural-selection

    CSS Boilerplate / Starter Kit: Collection of best-practice CSS selectors

  8. amazium

    The responsive CSS web framework

  9. wireframe

    minimal wireframing css-framework 🎈

  10. assembly

    Making the hard parts of designing for the web easy. (by mapbox)

  11. ant-design-svelte

    An enterprise-class UI design language and Svelte-based implementation 🐜

  12. angular-base-apps

    UI library for angular JS apps

  13. mielo.css

    UI Inspired by LibAdwaita.

    Project mention: Show HN: Mielo UI – flexible components framework based react/sass/CSS | news.ycombinator.com | 2024-09-19
  14. PluCSS

    Un framework css simple et léger pour PluXml

  15. fieber

    Classless and accessible CSS framework

    Project mention: Show HN: A minimalist (brutalist?) website for sharing all your links | news.ycombinator.com | 2024-11-02
  16. Fresh

    Modern CSS and JavaScript Framework, for lightweight, mobile-responsive web apps and sites. (by HazelBall)

  17. DezUI

    DezUI is a build fast, minimalistic & elegant css framework for starting projects with a minimalist and elegant design and easy to kickstart development of webapps and sites.

  18. minimalist

    A minimal pure CSS library suitable for most web projects. (by schalkneethling)

    Project mention: Here are the 10 projects I am contributing to over the next 6 months. Share yours | dev.to | 2024-04-13

    Minimalist

NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020).

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  • A note from our sponsor - SaaSHub
    www.saashub.com | 23 Jan 2025
    SaaSHub helps you find the best software and product alternatives Learn more →

Index

What are some of the best open-source Framework projects in CSS? This list will help you:

# Project Stars
1 awesome-css-frameworks 8,201
2 ui-buttons 3,496
3 goflow 1,188
4 slim.js 1,023
5 tentcss 405
6 natural-selection 205
7 amazium 164
8 wireframe 158
9 assembly 135
10 ant-design-svelte 97
11 angular-base-apps 62
12 mielo.css 40
13 PluCSS 25
14 fieber 18
15 Fresh 16
16 DezUI 13
17 minimalist 3

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Did you know that CSS is
the 16th most popular programming language
based on number of references?