# Open MCP Apps

Persistent, interactive MCP Apps — the AI builds an app once, you both reuse it

Canonical: https://claudelist.com/listings/mcp-reg-io-github-2nd1st-open-mcp-apps-cf64da3860

Category: MCP Servers

Source: community · 2nd1st

Source checked: 2026-10-14

Website: https://www.claudemcp.org/mcp/registry/io-github-2nd1st-open-mcp-apps-cf64da3860bc.html

Publisher description: Persistent, interactive MCP Apps — the AI builds an app once, you both reuse it

## Install or set up

1. Review the publisher repository and npm package `@2nd1st/open-mcp-apps@0.5.9` before running it. The MCP Registry declares this package as a stdio server.
2. Install Node.js, then run the command below in your Claude Code project. Check the publisher README for any account or configuration requirements.
3. Restart Claude Code and use `/mcp` to confirm the connection and review its tools and permissions.

```sh
claude mcp add mcp-io-github-2nd1st-open-mcp-apps-cf64da -- npx -y @2nd1st/open-mcp-apps@0.5.9
```

Installation guide: https://github.com/2nd1st/open-mcp-apps