Penpot
Collaborative design tool for UI/UX, design systems, and AI workflows. Open-source alternative to Figma with self-hosting support.
Penpot is an open-source alternative to:

Penpot is the open-source design platform for teams building digital products at scale, enabling deeper collaboration across design, code, and AI workflows.
Key Features
- Full-stack design: Create responsive interfaces with wireframes, prototypes, and CSS Grid/Flex layouts
- Design systems: Build scalable visual frameworks with components, design tokens, and shared libraries
- AI workflows: Integrate any LLM or AI tooling directly into Penpot for code-to-design and design-to-code workflows
- Code inspection: Work with open standards like CSS, HTML, SVG, and JSON with matching design-to-code output
- Real-time collaboration: Design, review, and iterate together with team members in real-time
- Self-hosting: Deploy Penpot on your own infrastructure for full data control
- Cross-platform: Browser-based with no installation required, works on any device
Tech / Self-Hosting
Penpot is built with Clojure and runs as a web application that can be self-hosted using Docker or Kubernetes. The platform supports PostgreSQL for data storage and Redis for caching. Self-hosting documentation is available at penpot.app/self-host.