Repositories list

• typescript-sdk

  Public
  The official TypeScript SDK for Model Context Protocol servers and clients

  TypeScript

  •

  Other

  •1.9k1.9k forks•13k13k stars•256256 issues•207207 pull requests•Updated Jun 23, 2026Jun 23, 2026

• inspector

  Public

  modelcontextprotocol/inspector’s past year of commit activity
  Visual testing tool for MCP servers

  TypeScript

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  Other

  •1.4k1.4k forks•10k10k stars•165165 issues•123123 pull requests•Updated Jun 23, 2026Jun 23, 2026

• modelcontextprotocol

  Public

  modelcontextprotocol/modelcontextprotocol’s past year of commit activity
  Specification and documentation for the Model Context Protocol

  TypeScript

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  Other

  •1.6k1.6k forks•8.5k8.5k stars•159159 issues•9696 pull requests•Updated Jun 23, 2026Jun 23, 2026

• go-sdk

  Public
  The official Go SDK for Model Context Protocol servers and clients. Maintained in collaboration with Google.

  gomcp

  gomcp

  Go

  •

  Other

  •455455 forks•4.7k4.7k stars•3131 issues•1818 pull requests•Updated Jun 23, 2026Jun 23, 2026

• python-sdk

  Public

  modelcontextprotocol/python-sdk’s past year of commit activity
  The official Python SDK for Model Context Protocol servers and clients

  Python

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  MIT License

  •3.6k3.6k forks•23k23k stars•277277 issues•296296 pull requests•Updated Jun 23, 2026Jun 23, 2026

• java-sdk

  Public

  modelcontextprotocol/java-sdk’s past year of commit activity
  The official Java SDK for Model Context Protocol servers and clients. Maintained in collaboration with Spring AI

  Java

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  MIT License

  •904904 forks•3.5k3.5k stars•173173 issues•147147 pull requests•Updated Jun 23, 2026Jun 23, 2026

• rust-sdk

  Public

  modelcontextprotocol/rust-sdk’s past year of commit activity
  The official Rust SDK for the Model Context Protocol

  Rust

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  Other

  •543543 forks•3.6k3.6k stars•3535 issues•1212 pull requests•Updated Jun 23, 2026Jun 23, 2026

• php-sdk

  Public

  modelcontextprotocol/php-sdk’s past year of commit activity
  The official PHP SDK for Model Context Protocol servers and clients. Maintained in collaboration with The PHP Foundation.

  PHP

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  Other

  •146146 forks•1.5k1.5k stars•7878 issues•1111 pull requests•Updated Jun 23, 2026Jun 23, 2026

• conformance

  Public

  modelcontextprotocol/conformance’s past year of commit activity
  Conformance Tests for MCP

  TypeScript

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  Other

  •5555 forks•7373 stars•3333 issues•4040 pull requests•Updated Jun 23, 2026Jun 23, 2026

• ruby-sdk

  Public

  modelcontextprotocol/ruby-sdk’s past year of commit activity
  The official Ruby SDK for the Model Context Protocol.

  Ruby

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  Other

  •121121 forks•854854 stars•1515 issues•66 pull requests•Updated Jun 23, 2026Jun 23, 2026

• csharp-sdk

  Public

  modelcontextprotocol/csharp-sdk’s past year of commit activity
  The official C# SDK for Model Context Protocol servers and clients. Maintained in collaboration with Microsoft.

  csharpdotnetmcp+ 3

  csharpdotnetmcpmcp-servermodelcontextprotocolmcp-client

  C#

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  Other

  •728728 forks•4.3k4.3k stars•145145 issues•4444 pull requests•Updated Jun 22, 2026Jun 22, 2026

• kotlin-sdk

  Public
  The official Kotlin SDK for Model Context Protocol servers and clients. Maintained in collaboration with JetBrains

  mcpkotlin-multiplatform

  mcpkotlin-multiplatform

  Kotlin

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  Other

  •218218 forks•1.4k1.4k stars•7373 issues•3333 pull requests•Updated Jun 22, 2026Jun 22, 2026

• registry

  Public

  modelcontextprotocol/registry’s past year of commit activity
  A community driven registry service for Model Context Protocol (MCP) servers.

  mcpmcp-servers

  mcpmcp-servers

  Go

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  Other

  •880880 forks•7k7k stars•101101 issues•4242 pull requests•Updated Jun 22, 2026Jun 22, 2026

• transports-wg

  Public

  modelcontextprotocol/transports-wg’s past year of commit activity
  Transports Working Group

  Other

  •99 forks•1515 stars•22 issues•1212 pull requests•Updated Jun 19, 2026Jun 19, 2026

• experimental-ext-skills

  Public

  modelcontextprotocol/experimental-ext-skills’s past year of commit activity
  Experimental exploration of skills discovery and distribution through MCP primitives. Maintained by the Skills Over MCP Working Group.

  Apache License 2.0

  •2121 forks•152152 stars•1919 issues•99 pull requests•Updated Jun 19, 2026Jun 19, 2026

• experimental-ext-server-card

  Public

  modelcontextprotocol/experimental-ext-server-card’s past year of commit activity
  TypeScript

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  Apache License 2.0

  •22 forks•33 stars•66 issues•22 pull requests•Updated Jun 19, 2026Jun 19, 2026

• experimental-ext-interceptors

  Public
  Status: Experimental. This repository provides a multi-language reference implementation of the proposed interceptor extension for the Model Context Protocol (M…

  extensionexperimental

  extensionexperimental

  C#

  •

  Apache License 2.0

  •99 forks•1717 stars•44 issues•88 pull requests•Updated Jun 18, 2026Jun 18, 2026

• ext-auth

  Public
  Extensions to authorization

  MDX

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  MIT License

  •3838 forks•130130 stars•99 issues•99 pull requests•Updated Jun 18, 2026Jun 18, 2026

• access

  Public

  modelcontextprotocol/access’s past year of commit activity
  Infrastructure as Code for MCP access management

  TypeScript

  •5252 forks•3939 stars•00 issues•11 pull request•Updated Jun 17, 2026Jun 17, 2026

• ext-apps

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

  uiaimcp+ 3

  uiaimcpappsmodelcontextprotocolmcp-apps

  TypeScript

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  Other

  •324324 forks•2.5k2.5k stars•9191 issues•7171 pull requests•Updated Jun 17, 2026Jun 17, 2026

• servers

  Public

  modelcontextprotocol/servers’s past year of commit activity
  Model Context Protocol Servers

  TypeScript

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  Other

  •11k11k forks•88k88k stars•342342 issues•257257 pull requests•Updated Jun 17, 2026Jun 17, 2026

• quickstart-resources

  Public
  A repository of servers and clients from the Model Context Protocol tutorials

  Go

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  Other

  •638638 forks•1.1k1.1k stars•33 issues•33 pull requests•Updated Jun 16, 2026Jun 16, 2026

• experimental-ext-tool-annotations

  Public
  Repository for the Tool Annotations Interest Group

  44 forks•33 stars•11 issue•55 pull requests•Updated Jun 16, 2026Jun 16, 2026

• experimental-ext-triggers-events

  Public
  Incubation space for the MCP Triggers & Events Working Group

  Apache License 2.0

  •44 forks•99 stars•00 issues•22 pull requests•Updated Jun 15, 2026Jun 15, 2026

• dns

  Public
  Infrastructure as Code for MCP domains / DNS management

  TypeScript

  •88 forks•1010 stars•00 issues•11 pull request•Updated Jun 11, 2026Jun 11, 2026

• ext-tasks

  Public
  Status: Experimental. This repository provides a reference for the tasks extensions to the MCP protocol, allowing for long-running operations, such as Agent com…

  TypeScript

  •

  Apache License 2.0

  •33 forks•77 stars•00 issues•11 pull request•Updated Jun 9, 2026Jun 9, 2026

• example-remote-server

  Public
  A hosted version of the Everything server - for demonstration and testing purposes, hosted at https://example-server.modelcontextprotocol.io/mcp

  TypeScript

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  MIT License

  •3131 forks•7777 stars•44 issues•77 pull requests•Updated Jun 5, 2026Jun 5, 2026

• agents-wg

  Public
  Staging grounds for the Agents Working Group

  Apache License 2.0

  •77 forks•88 stars•11 issue•33 pull requests•Updated May 29, 2026May 29, 2026

• experimental-ext-variants

  Public
  Status: Experimental. This repository provides a multi-language reference implementation of the variants proposal for the Model Context Protocol (MCP), as descr…

  extensionexperimental

  extensionexperimental

  Go

  •

  Apache License 2.0

  •22 forks•88 stars•00 issues•11 pull request•Updated May 29, 2026May 29, 2026

• mcpb

  Public
  Desktop Extensions: One-click local MCP server installation in desktop apps

  TypeScript

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  Other

  •197197 forks•2k2k stars•5959 issues•3131 pull requests•Updated May 26, 2026May 26, 2026