If you're looking for an alternative to paper, local using mcp, did not build it but I'm certainly in love with it and already contributing:
https://github.com/kgoedecke/doop
GitHubGitHub - kgoedecke/doop: The open-source alternative to Paper.design. A multiplayer design canvas where humans and AI agents design together, live. MCP built in.The open-source alternative to Paper.design. A multiplayer design canvas where humans and AI agents design together, live. MCP built in. - kgoedecke/doop
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