Repositories list

• experimental-ext-skills

  Public
  Experimental exploration of skills discovery and distribution through MCP primitives. Maintained by the Skills Over MCP Working Group.

  Apache License 2.0

  •2929 forks•198198 stars•1010 issues•22 pull requests•Updated Aug 28, 2026Aug 28, 2026

• rust-sdk

  Public
  The official Rust SDK for the Model Context Protocol

  rustmcpmcp-server+ 1

  rustmcpmcp-servermcp-client

  Rust

  •

  Other

  •625625 forks•3.8k3.8k stars•2424 issues•3333 pull requests•Updated Aug 28, 2026Aug 28, 2026

• python-sdk

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

  pythonmcpmcp-server+ 1

  pythonmcpmcp-servermcp-client

  Python

  •

  MIT License

  •3.8k3.8k forks•24k24k stars•206206 issues•184184 pull requests•Updated Aug 28, 2026Aug 28, 2026

• servers

  Public
  Model Context Protocol Servers

  TypeScript

  •

  Other

  •12k12k forks•90k90k stars•235235 issues•271271 pull requests•Updated Aug 28, 2026Aug 28, 2026

• typescript-sdk

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

  typescriptmcpmcp-server+ 1

  typescriptmcpmcp-servermcp-client

  TypeScript

  •

  Other

  •2.1k2.1k forks•13k13k stars•300300 issues•294294 pull requests•Updated Aug 28, 2026Aug 28, 2026

• java-sdk

  Public
  The official Java SDK for Model Context Protocol servers and clients. Maintained in collaboration with Spring AI

  javamcpmcp-server+ 1

  javamcpmcp-servermcp-client

  Java

  •

  MIT License

  •1.1k1.1k forks•3.7k3.7k stars•135135 issues•165165 pull requests•Updated Aug 28, 2026Aug 28, 2026

• inspector

  Public
  Visual testing tool for MCP servers

  cliwebtool+ 3

  cliwebtoolmcptuidebug

  TypeScript

  •1.5k1.5k forks•11k11k stars•2828 issues•22 pull requests•Updated Aug 28, 2026Aug 28, 2026

• go-sdk

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

  gomcp

  gomcp

  Go

  •

  Other

  •525525 forks•5k5k stars•4646 issues•4444 pull requests•Updated Aug 28, 2026Aug 28, 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

  •1414 forks•2323 stars•55 issues•99 pull requests•Updated Aug 28, 2026Aug 28, 2026

• quickstart-resources

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

  TypeScript

  •

  Other

  •668668 forks•1.2k1.2k stars•55 issues•11 pull request•Updated Aug 28, 2026Aug 28, 2026

• modelcontextprotocol

  Public
  Specification and documentation for the Model Context Protocol

  docsmcpspecification+ 1

  docsmcpspecificationstandard

  TypeScript

  •

  Other

  •1.8k1.8k forks•9.1k9.1k stars•6363 issues•7979 pull requests•Updated Aug 28, 2026Aug 28, 2026

• ruby-sdk

  Public
  The official Ruby SDK for the Model Context Protocol servers and clients.

  rubymcpmcp-server+ 1

  rubymcpmcp-servermcp-client

  Ruby

  •

  Other

  •129129 forks•896896 stars•11 issue•22 pull requests•Updated Aug 28, 2026Aug 28, 2026

• agents-wg

  Public
  Staging grounds for the Agents Working Group

  Apache License 2.0

  •99 forks•99 stars•11 issue•44 pull requests•Updated Aug 28, 2026Aug 28, 2026

• csharp-sdk

  Public
  The official C# SDK for Model Context Protocol servers and clients. Maintained in collaboration with Microsoft.

  csharpdotnetmcp+ 3

  csharpdotnetmcpmcp-servermodelcontextprotocolmcp-client

  C#

  •

  Other

  •797797 forks•4.5k4.5k stars•117117 issues•4848 pull requests•Updated Aug 27, 2026Aug 27, 2026

• conformance

  Public
  Conformance Tests for MCP

  TypeScript

  •

  Other

  •8181 forks•110110 stars•6161 issues•5555 pull requests•Updated Aug 27, 2026Aug 27, 2026

• registry

  Public
  A community driven registry service for Model Context Protocol (MCP) servers.

  mcpmcp-servers

  mcpmcp-servers

  Go

  •

  Other

  •970970 forks•7.2k7.2k stars•105105 issues•5252 pull requests•Updated Aug 26, 2026Aug 26, 2026

• transports-wg

  Public
  Transports Working Group

  Other

  •1010 forks•1818 stars•22 issues•66 pull requests•Updated Aug 26, 2026Aug 26, 2026

• php-sdk

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

  phpmcpmcp-server+ 1

  phpmcpmcp-servermcp-client

  PHP

  •

  Other

  •167167 forks•1.6k1.6k stars•5656 issues•1313 pull requests•Updated Aug 26, 2026Aug 26, 2026

• ext-tasks

  Public
  This repository provides a reference for the tasks extensions to the MCP protocol, allowing for long-running operations, such as Agent communication, in MCP.

  TypeScript

  •

  Apache License 2.0

  •88 forks•3232 stars•11 issue•00 pull requests•Updated Aug 24, 2026Aug 24, 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

  •

  Other

  •241241 forks•1.4k1.4k stars•6868 issues•1212 pull requests•Updated Aug 24, 2026Aug 24, 2026

• access

  Public
  Infrastructure as Code for MCP access management

  infrastructureauthorization

  infrastructureauthorization

  TypeScript

  •6161 forks•4646 stars•00 issues•55 pull requests•Updated Aug 20, 2026Aug 20, 2026

• experimental-ext-tool-annotations

  Public
  Repository for the Tool Annotations Interest Group

  MDX

  •

  Other

  •55 forks•22 stars•11 issue•33 pull requests•Updated Aug 20, 2026Aug 20, 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

  •

  Other

  •368368 forks•2.8k2.8k stars•123123 issues•8585 pull requests•Updated Aug 12, 2026Aug 12, 2026

• ext-server-card

  Public
  extensionmcp

  extensionmcp

  TypeScript

  •

  Apache License 2.0

  •55 forks•77 stars•1313 issues•22 pull requests•Updated Aug 12, 2026Aug 12, 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

  •

  MIT License

  •3636 forks•7878 stars•55 issues•77 pull requests•Updated Aug 7, 2026Aug 7, 2026

• financial-services-interest-group

  Public
  Financial Services Interest Group

  Apache License 2.0

  •77 forks•5858 stars•22 issues•11 pull request•Updated Jul 15, 2026Jul 15, 2026

• actions

  Public
  GitHub Actions relevant to the management of MCP repositories.

  JavaScript

  •

  MIT License

  •33 forks•44 stars•00 issues•00 pull requests•Updated Jul 6, 2026Jul 6, 2026

• ext-auth

  Public
  Extensions to authorization

  MDX

  •

  MIT License

  •4646 forks•154154 stars•1111 issues•99 pull requests•Updated Jun 18, 2026Jun 18, 2026

• experimental-ext-triggers-events

  Public
  Incubation space for the MCP Triggers & Events Working Group

  Apache License 2.0

  •44 forks•1919 stars•11 issue•22 pull requests•Updated Jun 15, 2026Jun 15, 2026

• dns

  Public
  Infrastructure as Code for MCP domains / DNS management

  dnsinfrastructure

  dnsinfrastructure

  TypeScript

  •1010 forks•1010 stars•00 issues•33 pull requests•Updated Jun 11, 2026Jun 11, 2026