The fullstack MCP framework to develop MCP Apps for ChatGPT / Claude & MCP Servers for AI Agents.

Test & Debug MCP servers, ChatGPT apps, and MCP Apps (ext-apps)

Official repo for spec & SDK of MCP Apps protocol - standard for UIs embedded AI chatbots, served by MCP servers

Generative UI examples for: AG-UI, A2UI/Open-JSON-UI, and MCP Apps.

A VSCode extension that lets you find and install Agent Skills and MCP Apps to use with GitHub Copilot, Claude Code, and Codex CLI.

An MCP Server implementation that integrates the Brave Search API, providing, Web Search, Local Points of Interest Search, Image Search, Video Search, News Search and LLM Context Search capabilities

Interact with all three types of generative UI, all in one interface

Interactivity at a new level - MCP apps

Met Museum MCP integration to discover the art collection at The Metropolitan Museum of Art in New York

The Open Source Analytics and Visibility Layer for ChatGPT Apps and MCP Apps.

ChessAgine MCP is a Model Context Protocol server that gives LLMs deep chess awareness by exposing chess board state, Stockfish analysis, Lichess games and popular chess APIs

Production-ready TypeScript SDK for MCP servers: auth, multi-tenant, observability. Build enterprise AI agents fast.

Go beyond text interaction in AI Chat

chapplin is a MCP Apps and ChatGPT Apps framework.

VOICEVOX MCP Server (MCP Apps対応)

A TypeScript framework for building interactive MCP applications that work seamlessly with both MCP Apps and ChatGPT (OpenAI Apps SDK) from a single codebase.

A shadcn/ui library for building ChatGPT Apps and MCP Apps

MCP app for generating and viewing 3D models using 3D Gaussian Splatting

Convert any Wordpress website into an MCP app

Create ChatGPT Apps and MCP Apps easily