Free, no-signup real-time collaborative whiteboard (draw, todo, kanban) in the browser. Open a URL, share it, draw and write together. Ships a Model Context Protocol (MCP) endpoint at `https://cnvs.app/mcp` so AI assistants can collaborate on the same live board as humans.
Not monetized yet
Turn CNVS’s tool calls into revenue: one disclosed sponsored slot, 70% revenue share, fail-open by design.
Install CNVS
For anyone using CNVS — no Lulu account neededclaude mcp add --transport http cnvs https://whiteboard.run.tools
Real-time weather for any city, built on the lulu-ads widget gallery. First-party, free forever.
View server →FAQ
Run: claude mcp add --transport http cnvs https://whiteboard.run.tools
Yes — it’s a remote MCP server, so no local install is needed.
ChatGPT: Settings → Connectors → Advanced → Developer mode → Add connector, then paste https://whiteboard.run.tools.
Claude.ai: Settings → Connectors → Add custom connector, then paste the same URL.
Unrated out of 100, computed from cross-registry traction signals (installs, stars, registry presence) — never influenced by sponsorship.
Similar servers
Works well together