The MCP trust registry
that tells you when things get worse.

Model Context Protocol implementation for TypeScript

AI SDK by Vercel - build apps like ChatGPT, Claude, Gemini, and more with a single interface for any model using the Vercel AI Gateway or go direct to OpenAI, Anthropic, Google, or any other model provider.

Expose your FastAPI endpoints as Model Context Protocol (MCP) tools, with Auth!

MCP server for Chrome DevTools

MCP Apps SDK — Enable MCP servers to display interactive user interfaces in conversational clients.

MCP server that serves knowledge about your components based on your Storybook stories and documentation

Session management for TMCP (TypeScript Model Context Protocol) transport implementations. This package provides the base classes and in-memory implementations for both streaming session coordination and session metadata persistence.

The **Model Context Protocol (MCP) client** for the [AI SDK](https://ai-sdk.dev/docs) lets you connect to MCP servers and use their tools with AI SDK functions like `generateText` and `streamText`.

Help agents automatically write and test stories for your UI components

Install SKILL.md files, MCP servers, and AGENTS.md guidance for any coding agent. Ships both a Node API and a CLI.

A metasearch library that aggregates results from diverse web search services

MCP server for Context7

Mock infrastructure for AI application testing — LLM APIs, image generation, image editing, text-to-speech, transcription, audio translation, audio generation, video generation, embeddings, MCP tools, A2A agents, AG-UI event streams, vector databases, sea

Vercel MCP Adapter for Next.js and other frameworks

A TypeScript framework for building MCP servers.

Remote proxy for Model Context Protocol, allowing local-only clients to connect to remote servers using oAuth

MCP server for filesystem access

TypeScript runtime and CLI for connecting to configured Model Context Protocol servers.

Mastra supports the [Model Context Protocol (MCP)](https://modelcontextprotocol.io/docs/getting-started/intro), an open standard for connecting AI agents to external tools and resources. It serves as a universal plugin system, enabling agents to call tool

A bridge between Streamable HTTP and stdio MCP transports

A Model Context Protocol server for Excel file manipulation

MCP server for Panda CSS AI assistants

LangChain.js adapters for Model Context Protocol (MCP)

Client-side application for the Model Context Protocol inspector

🕷️ An adaptive Web Scraping framework that handles everything from a single request to a full-scale crawl!

NestJS module for creating Model Context Protocol (MCP) servers

Add MCP servers to your favorite coding agents with a single command.

Model Context Protocol inspector

CLI for the Model Context Protocol inspector

Server-side application for the Model Context Protocol inspector