Best Design Systems GitHub Repositories

Agent skills that give coding agents taste: art direction, reference images and a browser check instead of generic AI pages

Material UI: Comprehensive React component library that implements Google's Material Design. Free forever.

Penpot: The open-source design platform for Product teams that need scalable collaboration.

🌼 🌼 🌼 🌼 🌼  The most popular, free and open-source Tailwind CSS component library

☁️ Nextcloud server, a safe home for all your data

Community-built comprehensive 2D content creation appplication for graphic design, digital art, and interactive real-time motion graphics powered by a node-based procedural graphics engine

SVG icons for popular brands

p5.js is a client-side JS platform that empowers artists, designers, students, and anyone to learn to code and express themselves creatively on the web. It is based on the core principles of Processing. Looking for p5.js 2.0? http://beta.p5js.org

A React-based UI toolkit for the web

The Inter font family

:video_game: :pencil: A list of Game Development resources to make magic happen.

Google's Material Design in XAML & WPF, for C# & VB.Net.

Unstyled UI components for building accessible web apps and design systems. From the creators of Radix, Floating UI, and Material UI.

React Native UI library built on the Eva Design System: 30+ themeable, accessible components for iOS, Android and web. TypeScript, React 19 / RN 0.81, Eva and Material themes with runtime light/dark switching, on-demand style compilation.

A design system built by IBM

Open source website builder and Webflow alternative. Webstudio is an advanced visual builder that connects to any headless CMS, supports all CSS properties, and can be hosted anywhere, including with us.

a react-based framework that provides accessibility, modularity, responsiveness, and theming in a tidy package

end to end app store screenshot creation using AI

🥷 Engineering habits you already know, turned into skills AI assistants like Claude Code, Codex and Cursor can run.

Visual builder for React. Build apps, websites, and content. Integrate with your codebase.