Whiteboard for ChatGPT

io.github.chenlidongorg/whiteboard

Whiteboard MCP server

client:ChatGPT transport:streamable-http

Install Whiteboard in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://whiteboardappforchatgpt.endlessai.org/mcp

Custom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs