modelcontextprotocol/ext-apps

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Jonathan Hefner 7078f81ceb Add .claude-plugin/marketplace.json for plugin distribution

This enables users to install the `mcp-apps` plugin via:

    /plugin marketplace add modelcontextprotocol/ext-apps
    /plugin install mcp-apps@modelcontextprotocol-ext-apps

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

2026-01-20 11:38:14 -06:00

601 B

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MCP Apps Plugin for Claude Code

A Claude Code plugin that provides the "Create MCP App" skill for building MCP Apps with interactive UIs.

Installation

Install via Claude Code:

/plugin marketplace add modelcontextprotocol/ext-apps
/plugin install mcp-apps@modelcontextprotocol-ext-apps

Usage

Invoke skills by asking Claude Code to:

Create MCP App

"Create an MCP App"
"Add a UI to an MCP tool"
"Build an interactive MCP widget"
"Scaffold an MCP App"

Migrate from OpenAI

"Migrate from OpenAI Apps SDK"
"Convert OpenAI App to MCP"
"Port from window.openai"