Design GitHub Repositories (2026) · Open Source Tools

The open-source alternative to Paper.design. A multiplayer design canvas where humans and AI agents design together, live. MCP built in.

end to end app store screenshot creation using AI

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

An agent-first linter for Tailwind design systems. Write design system rules that agents can verify.

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

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.

🥨 Lobe Icons - Brings AI/LLM brand logos to your React & React Native apps — static SVG/PNG/WebP, no dependencies.

One desktop app for your coding agents, made for creative work. Early beta, Windows and macOS.

RYUX gives AI agents the design intelligence to understand product context, make intentional design decisions, and evaluate what they create.

The Inter font family

ReaLTaiizor is a .NET WinForms control library that offers a wide range of components and is user-friendly and design-focused.

☁️ Nextcloud server, a safe home for all your data

A React-based UI toolkit for the web

FigCraft: interface design and prototyping; an open-source, clean-room reimplementation of collaborative design workflows in pure Rust

Restyle any website

The open source alternative to Framer, Webflow, Figma. A website builder where you design on a pixel-perfect visual canvas, create components, animations, manage cms and translations. Export to Next.JS code. Use our cloud or host locally on your computer.

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

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

A collaborative list of resources for developers

Whiteboard for Driving Scenarios🚗