AI-native open-source Figma alternative with CLI, MCP server, and Vue SDK for reading/writing .fig files programmatically.
OpenPencil Design Editor Skill by ara.so — Daily 2026 Skills collection. OpenPencil is an open-source, AI-native design editor that reads and writes native Figma (.fig) files, provides a headless CLI, an MCP server for AI agents, and a Vue SDK for building custom editors. It is MIT-licensed and runs in the browser, as a desktop app (Tauri/macOS/Windows/Linux), or fully headlessly. Installation Web app (no install) Visit app.openpencil.dev/demo. Desktop (macOS) brew install open-pencil/tap/open-pencil Or download from releases.
don't have the plugin yet? install it then click "run inline in claude" again.