Tool
OpenPencil
MIT open-source design editor that reads .fig files, is fully scriptable, and ships MCP + AI tools
About
Indie OSS Figma alternative builders point to for local-first, agent-native design
Features
- open pencil-style design
- Pricing
- Open Source
- Pricing detail
- open design tool
- Platforms
- Web / local
Alternatives from our catalog
Tools on the same shelves as OpenPencil, ordered by shared tags and our own comparisons. Not vendor endorsements.
- PenpotOpen Source · Web + self-host
Self-hostable Figma alternative; HN favorite
also in UI & Product
- SquigOpen Source · Figma plugin / local
Pablo Stanley gem; napkin-fidelity feedback
also in UI & Product
- OpenDesignOpen Source · Local / self-host
Framed as the open Claude Design; agent-native UI/UX prototyping without closed Labs lock-in
also in UI & Product
- ReframeOpen Source · Local / self-host
Positioned as OSS alternative to Figma and Claude Design for agent-written UI
also in UI & Product
- LunacyFreemium · Desktop (Mac/Win/Linux)
LinkedIn/Reddit "underrated Figma alt"; works offline
also in UI & Product
- RelumeFreemium · Web + Figma/Webflow
Agencies' underrated site-architecture tool
also in UI & Product
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