MCP Directory

awesome-mcp-devtools

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A curated list of developer tools, SDKs, libraries, and testing utilities for Model Context Protocol (MCP) server development.

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A curated list of developer tools, SDKs, libraries, utilities, and resources for working with Model Context Protocol (MCP) servers.

Contents

Community

Legend

  • πŸŽ–οΈ official MCP resource
  • programming language
  • #️⃣ - C# Codebase
  • 〽️ – Scala codebase
  • β˜• - Java codebase
  • 🎯 - Dart codebase
  • 🏎️ – Go codebase
  • 🐍 – Python codebase
  • πŸ’Ž – Ruby codebase
  • πŸ“‡ – TypeScript codebase
  • πŸ”Ά - Kotlin codebase
  • πŸ¦€ – Rust codebase
  • 🌊 – C/C++ codebase
  • 🍎 – Swift codebase

SDKs

Software Development Kits for MCP server development.

<details><summary>How are SDKs ordered?</summary>

SDKs are ordered by their popularity as determined by GitHub stars.

If an SDK is part of a monorepo, it should have a name in the form of github-owner/github-repo#project-name.

If an SDK is part of a monorepo, its popularity is counted as 0 stars.

</details>

JavaScript/TypeScript

  • FastMCP πŸ“‡ - A high-level framework for building MCP servers in TypeScript
  • QuantGeekDev/mcp-framework πŸ“‡ - Fast and elegant TypeScript framework for building MCP servers
  • wong2/LiteMCP πŸ“‡ - A high-level framework for building MCP servers in JavaScript/TypeScript
  • ribeirogab/simple-mcp πŸ“‡ - A simple TypeScript library for creating MCP servers
  • firebase/genkit#mcp πŸ“‡ – Provides integration between Genkit and the Model Context Protocol (MCP)
  • MCPcat πŸ“‡ - User analytics, session tracking, and live debugging for MCPs

Python

  • FastMCP 🐍 - A high-level framework for building MCP servers in Python
  • mcp-use 🐍 - Open source python library to very easily connect any LLM to any MCP server both locally and remotely.
  • langchain-mcp 🐍 - Provides MCP tool calling support in LangChain
  • tadata-org/fastapi_mcp 🐍 - Provides MCP wrapping on top of existing FastAPI REST endpoints
  • easymcp 🐍 - A high level asyncio native client SDK with native support for namespaced servers and caching.
  • mcp-cli 🐍 - A lightweight CLI MCP client to connect with remote MCP servers.
  • MCPcat 🐍 - User analytics, session tracking, and live debugging for MCPs
  • mxcp 🐍 - Open-source framework for building secure, testable, enterprise-grade MCP tools from SQL or Python on top of dbt + DuckDB.

Java

  • quarkus-mcp-server β˜• - Java SDK for building MCP servers using Quarkus
  • spring-ai-mcp β˜• - Java SDK and Spring Framework integration for building MCP client and MCP servers

Go

  • strowk/foxy-contexts 🏎️ - Golang library to write MCP Servers declaratively with functional testing included
  • mark3labs/mcp-go 🏎️ - Golang SDK for building MCP Servers and Clients
  • metoro-io/mcp-golang 🏎️ - Golang framework for building MCP Servers, focussed on type safety

Rust

Kotlin

  • http4k MCP SDK πŸ”Ά - Functional, testable Kotlin SDK based around the popular http4k Web toolkit

C#/.NET

Scala

  • mullerhai/sakura-mcp 〽️ - Scala MCP Framework for Building effective agents with MCP servers and clients

Dart

  • leehack/mcp_dart 🎯 - This library aims to provide a simple and intuitive way to implement MCP servers and clients in Dart

Ruby

C/C++

  • micl2e2/mcpc 🌊 - Modern C SDK for building MCP servers/clients.

Swift

Frameworks

High-level frameworks for working with MCP servers

Testing Tools

Tools for testing MCP servers and clients

Authorization Testing

Resources for testing MCP servers with authentication and authorization

Public test endpoints:

Libraries

Reusable code libraries and components for MCP servers

Utilities

Useful tools for debugging, proxying, testing, and working with MCP servers

Proxies and Gateways

  • adiom-data/grpcmcp 🏎️ - A MCP Server that allows access to gRPC API services.
  • boilingdata/mcp-server-and-gw πŸ“‡ - An MCP stdio to HTTP SSE transport gateway
  • emicklei/mcp-log-proxy 🏎️ - An MCP proxy server that offers a Web UI to see the complete message flow.
  • EvalsOne/MCP-Connect πŸ“‡ - A tiny tool that enables cloud-based AI services to access local Stdio based MCP servers via HTTP/HTTPS
  • hamidra/yamcp πŸ“‡ - An MCP workspace manager to bundle and manage MCP servers in dedicated local workspaces (e.g., for coding, design, research).
  • lightconetech/mcp-gateway πŸ“‡ - A gateway demo for MCP SSE Server
  • multi-mcp 🐍 - A flexible and dynamic Multi-MCP Proxy Server that acts as a single MCP server while connecting to and routing between multiple backend MCP servers over STDIO or SSE. Deployable on Kubernetes by exposing a single port, and supports dynamic addition and removal of MCP servers at runtime.
  • punkpeye/mcp-proxy πŸ“‡ - A TypeScript SSE proxy for MCP servers that use stdio transport
  • SecretiveShell/MCP-Bridge 🐍 – An openAI middleware proxy to use MCP in any existing openAI compatible client
  • sparfenyuk/mcp-proxy 🐍 – An MCP stdio to SSE transport gateway
  • TBXark/mcp-proxy 🏎️ - An MCP proxy server that aggregates multiple MCP resource servers through a single HTTP server

Development Tools

  • ithena-one/ithena-cli 🏎️ - Wraps MCP commands to log interactions locally, facilitating debugging and interaction audits. Optional cloud.
  • f/MCPTools 🏎️ - A command-line development tool for inspecting and interacting with MCP servers
  • flux159/mcp-chat πŸ“‡ - A CLI based client to chat and connect with any MCP server
  • mark3labs/mcphost 🏎️ - A CLI host application that enables LLMs to interact with external tools through MCP
  • strowk/mcp-autotest 🏎️ - A command-line tool for running YAML based language-agnostic autotests
  • strowk/synf πŸ¦€ - Tool to hot-reload MCP server on changes to saved files
  • strowk/mcptee 🏎️ - Tool to proxy MCP and log inputs and outputs to YAML file
  • StacklokLabs/toolhive 🏎️ - A lightweight utility designed to simplify the deployment and management of MCP servers, ensuring ease of use, consistency, and security through containerization
  • addozhang/spring-rest-to-mcp 🏎️ - An OpenRewrite recipe collection that automatically converts Spring Web REST APIs to Spring AI Model Context Protocol (MCP) server tools.
  • taskade/mcp πŸ“‡ - Generate MCP tools from OpenAPI schemas. Supports auto-linking, response normalization, and MCP server integration.

Hosting

Libraries & platforms for hosting MCP servers.

  • Glama – offers hosting of open-source MCP servers, enabling developers and enterprises to easily discover build, manage MCP servers.
  • Smithery - cloud hosting MCP servers as a service via docker containers

Templates

Example code ready to be made into a component of an MCP system.

  • fastmcp-boilerplate πŸ“‡ – A simple MCP server built using FastMCP, TypeScript, ESLint, and Prettier.
  • dart-mcp-server-template 🎯 - A template repository for creating Dart MCP servers. Provides a starting point with Docker configuration, http+stdio transport bindings, and a standard Dart project structure
  • rails-mcp-startup-boilerplate πŸ’Ž - A Rails template for creating Paid MCP servers compatible with Claude Integrations. It uses Rails 8.0.2, Devise, Doorkeeper, FastMCP and Stripe. Has a built-in UI.

Resources

Documentation, guides, standards, and learning materials for Model Context Protocol and MCP server development.

Tutorials

Related awesome lists:

Repository

PU
punkpeye

punkpeye/awesome-mcp-devtools

Created

April 27, 2025

Updated

July 7, 2025

Category

Developer Tools