mcp_excalidraw: MCP server and Claude Code skill for Excalidraw — programmatic canvas toolkit to create, edit, and export

by yctimlin · MCP Server · ★ 2.6k

Last updated: · Indexed by AgentSkillsHub · Auto-synced every 8h

How to install mcp_excalidraw

docker run -d -p 3000:3000 --name mcp-excalidraw-canvas ghcr.io/yctimlin/mcp_excalidraw-canvas:latest

Taken from the project's README on GitHub. Check the security audit before running it.

Security audit verdict: SAFE · quality 74/100

None of the 42 rules matched — no credential harvesting, no data exfiltration, no curl-pipe-shell installer. Scanned against 42 published rules built on the SlowMist agent-security taxonomy, refreshed every 8 hours. Full audit →

The quality score combines nine heuristic checks of the repo and its README: completeness, clarity, specificity, examples, structure, agent readiness, step-by-step content, instruction quality and security notes. It rates how well the project explains itself to an agent, not the code.

Quick Facts

Stars2,564
Forks291
LanguageTypeScript
CategoryMCP Server
LicenseMIT
Quality Score74/100
Open Issues40
Last Updated2026-10-22
Created2025-03-16
Platformsclaude-code, mcp, node
Est. Tokens~18k

About mcp_excalidraw

Excalidraw MCP Server & Agent Skill Run a live Excalidraw canvas and control it from AI agents. This repo provides: MCP Server: Connect via Model Context Protocol (Claude Desktop, Cursor, Codex CLI, etc.) Agent Skill: Portable skill for Claude Code, Codex CLI, and other skill-enabled agents Keywords: Excalidraw agent skill, Excalidraw MCP server, AI diagramming, Claude Code skill, Codex CLI...

Compatible Skills

These tools work well together with mcp_excalidraw for enhanced workflows:

  • axton-obsidian-visual-skills — semantic(0.33)+complementary+similar_pop+shared_platform (46%)
  • tersa — semantic(0.32)+complementary+similar_pop+shared_platform (46%)

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How this security grade is produced

Grades come from a rule-based scan built on the SlowMist agent-security taxonomy: 42 published rules, covering credential harvesting, data exfiltration, curl | sh installers and more. It is a first-layer scan, not a manual audit — we say so rather than overstate it.

The scale of the problem is documented independently: Liu et al. (2026), in a study of 31,132 agent skills, report that 26.1% contain security vulnerabilities. Our own full-catalog census is published as a citable open dataset.

Sources & who's responsible:

View on GitHub → Browse MCP Server tools