Excalidraw MCP Server

Enables AI agents to programmatically control a live Excalidraw canvas with element-level CRUD operations and real-time synchronization. It supports iterative diagramming through scene descriptions, screenshots, and advanced layout tools for collaborative AI-human workflows.

→ ignizia-code/mcp-excalidraw · listed on glama

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// key findings

⚠️

Known vulnerabilities in dependencies: 2 high

Affects packages this MCP installs at runtime. Upgrade or remove the affected dependency.

✅

No credential exfiltration, no sensitive file access, no obfuscation

Static analysis found nothing flowing your secrets to unexpected places.

✅

Open source with a license and README

Anyone can audit the code, the license is declared, and the publisher documents what it does.

🔐

You'll be asked for 1 credential: GITHUB_TOKEN

These are read from process.env at runtime. Make sure you trust where they’ll be sent.

// known CVEs in dependencies2 high5 medium6 low

Disclosed vulnerabilities in this server's declared npm dependencies (via OSV). Whether each is reachable depends on the installed versions.

highws@8.14.2GHSA-3h5v-q93c-6h6q

ws affected by a DoS when handling a request with many HTTP headers

highvite@6.3.5GHSA-p9ff-h696-f583

Vite Vulnerable to Arbitrary File Read via Vite Dev Server WebSocket

mediummermaid@11.12.1GHSA-87f9-hvmw-gh4p

Mermaid: Improper sanitization of configuration leads to CSS injection

mediummermaid@11.12.1GHSA-ghcm-xqfw-q4vr

Mermaid: Improper sanitization of `classDef` in state diagrams leads to HTML injection

mediummermaid@11.12.1GHSA-xcj9-5m2h-648r

Mermaid: Improper sanitization of `classDefs` in diagrams leads to CSS injection

Depend on this server? Get alerted when its CVEs change.Watch this server free →

// required environment variables

This server reads these from process.env. You'll be asked to provide them before it can run.

configENABLE_CANVAS_SYNC— Enable real-time canvas sync true

configEXCALIDRAW_EXPORT_DIR

configEXPRESS_SERVER_URL— MCP server: exposes MCP tools over stdio; syncs to the canvas via

🔐 secretGITHUB_TOKEN

configHOST— 0.0.0.0 PORT=3000 npm run canvas

configLOG_FILE_PATH

configLOG_LEVEL

configNO_COLOR

configPORT— HOST=0.0.0.0 =3000 npm run canvas

// full audit trail

The full breakdown of what we checked, the deductions that landed, the network hosts, the dependency advisories, and concrete fix guidance is available to verified publishers.

// improvement guidance — verified publishers only

We have 3 concrete improvements we can share with the publisher of this MCP. Each comes with specific guidance to raise the trust score.

// embed badge in your README

[![M8ven Score](https://m8ven.ai/badge/mcp/ignizia-code-mcp-excalidraw-1pk3dc)](https://m8ven.ai/mcp/ignizia-code-mcp-excalidraw-1pk3dc)

commit: f5ff4674235f4adeba5884a0f26d3c6675eeac94

code hash: b7b6aed3f81e3d594bc6a8bae4b6bec47a5684412aa18fe8b71245f10cf09545

verified: 6/14/2026, 11:15:18 AM

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