Open Pencil
skills · by open-pencil
AI-native design editor. Open-source Figma alternative.
No known CVEs
MIT license
Actively maintained
Last commit 1d ago
Works with most clients
Transport: stdio, sse, http
6 tools · ~356 tok
Grade A · 0.2% of 200K ctx
MCPpedia last refreshed this data
Open Pencil is an MCP server that AI-native design editor. Open-source Figma alternative. Its tool list has not been published yet over stdio, sse and http, requires no API key, and scores 97/100 on MCPpedia's security, maintenance and efficiency rubric.
Step 1
Install in your client
Config is the same across clients — only the file and path differ.
CD
Supported in Claude Desktopstdio, sse, http · Node 18+
Paste into ~/Library/Application Support/Claude/claude_desktop_config.json
{
"mcpServers": {
"open-pencil": {
"command": "openpencil-mcp"
}
}
}Are you the author?
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[](https://mcppedia.org/s/open-pencil)
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What Open Pencil does
Open-source design editor. Opens .fig and .pen design files, includes built-in AI, and ships as a programmable toolkit with a headless Vue SDK for building custom editors.
Test This Server
This server supports HTTP transport. Be the first to test it — help the community know if it works.
Scored, not listed
Why this score
Five weighted categories — click any category to see the underlying evidence.
Score breakdown
97/100across 5 weighted dimensions
0255075100
30
22
20
15
10
−3
Security
Maintenance
Efficiency
Documentation
Compatibility
Categoriesclick a row to see evidence
Security
OSV.devNo known CVEs.
Checked skills against OSV.dev.
Inventory
Tools (6)
Click any tool to inspect its schema.
~356 tokens total
Community
Reviews
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Frequently Asked Questions
- Is Open Pencil safe to use?
- Open Pencil has no known CVEs as of the latest MCPpedia security scan. It does not require authentication, so any local process can connect — keep this in mind in shared environments. Licensed under MIT.
- How do I install Open Pencil?
- Open Pencil supports copy-paste install configs on its MCPpedia page for Claude Desktop, Cursor, and Claude Code. Scroll to the Quick Install section and select your client.
- What can Open Pencil do?
- Open Pencil provides 6 tools: Installation, Export, Collaboration, Why, Contributing and 1 more. See the full tools list on the server page for descriptions and parameters.
- What AI clients work with Open Pencil?
- Open Pencil is compatible with claude-desktop, cursor, claude-code. It uses stdio and sse and http transport.
- Is Open Pencil actively maintained?
- Open Pencil is actively maintained — last commit was 1 day ago. It has 7,994 GitHub stars.
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