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Model Context Protocol

Organization

Public GitHub footprint of Model Context Protocol

@modelcontextprotocol
View profile on GitHub

An open protocol that enables seamless integration between LLM applications and external data sources and tools.

42

Public repositories

187,302

Total stars

50,550

Followers

The Model Context Protocol organization has a substantial public presence on GitHub, hosting a wide range of repositories primarily in TypeScript, Python, and Go. Notable projects include the Model Context Protocol Servers and official SDKs for various languages, facilitating integration between LLM applications and external data sources.

Top languages

TypeScript 15MDX 4JavaScript 4Go 3Python 2C# 2Rust 1Java 1

Public repositories

servers

90,240

Model Context Protocol Servers

TypeScript
Updated Sep 11, 2026

python-sdk

24,270

The official Python SDK for Model Context Protocol servers and clients

Python
Updated Sep 11, 2026

typescript-sdk

13,371

The official TypeScript SDK for Model Context Protocol servers and clients

TypeScript
Updated Sep 11, 2026

inspector

10,862

Visual testing tool for MCP servers

TypeScript
Updated Sep 11, 2026

modelcontextprotocol

9,185

Specification and documentation for the Model Context Protocol

TypeScript
Updated Sep 11, 2026

registry

7,236

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

Go
Updated Sep 11, 2026

go-sdk

5,089

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

Go
Updated Sep 11, 2026

csharp-sdk

4,522

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

C#
Updated Sep 11, 2026

rust-sdk

3,915

The official Rust SDK for the Model Context Protocol

Rust
Updated Sep 11, 2026

java-sdk

3,687

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

Java
Updated Sep 10, 2026

ext-apps

2,816

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

TypeScript
Updated Sep 11, 2026

mcpb

2,102

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

TypeScript
Updated Sep 10, 2026

php-sdk

1,605

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

PHP
Updated Sep 10, 2026

swift-sdk

1,486

The official Swift SDK for Model Context Protocol servers and clients.

Swift
Updated Sep 11, 2026

kotlin-sdk

1,450

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

Kotlin
Updated Sep 11, 2026

quickstart-resources

1,183

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

TypeScript
Updated Sep 10, 2026

use-mcp

1,029

No description provided for this repository.

TypeScript
Updated Sep 5, 2026

ruby-sdk

906

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

Ruby
Updated Sep 10, 2026

create-python-server

475

Create a Python MCP server

Python
Updated Aug 15, 2026

docs

434

Documentation for the Model Context Protocol (MCP)

MDX
Updated Aug 21, 2026

servers-archived

296

Reference MCP servers that are no longer maintained

JavaScript
Updated Sep 9, 2026

ext-skills

217

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

MDX
Updated Sep 11, 2026

create-typescript-server

171

CLI tool to create a new TypeScript MCP server

JavaScript
Updated Sep 5, 2026

ext-auth

163

Extensions to authorization

MDX
Updated Sep 10, 2026

conformance

119

Conformance Tests for MCP

TypeScript
Updated Sep 10, 2026

.github

92

Discussions and README for Model Context Protocol

Unknown Language
Updated Sep 6, 2026

example-remote-server

79

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

TypeScript
Updated Sep 9, 2026

financial-services-interest-group

60

Financial Services Interest Group

Unknown Language
Updated Sep 4, 2026

access

48

Infrastructure as Code for MCP access management

TypeScript
Updated Sep 10, 2026

ext-tasks

41

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
Updated Sep 10, 2026

example-remote-client

27

No description provided for this repository.

TypeScript
Updated Jul 30, 2026

experimental-ext-interceptors

23

Status: Experimental. This repository provides a multi-language reference implementation of the proposed interceptor extension for the Model Context Protocol (MCP), as described in SEP-2624.

C#
Updated Aug 27, 2026

experimental-ext-triggers-events

21

Incubation space for the MCP Triggers & Events Working Group

Unknown Language
Updated Sep 10, 2026

transports-wg

18

Transports Working Group

Unknown Language
Updated Aug 26, 2026

dns

11

Infrastructure as Code for MCP domains / DNS management

TypeScript
Updated Sep 11, 2026

experimental-ext-grouping

10

About experimental exploration of organization for MCP primitives. Maintained by the Primitive Grouping Interest Group.

JavaScript
Updated Sep 7, 2026

agents-wg

10

Staging grounds for the Agents Working Group

Unknown Language
Updated Sep 6, 2026

static

10

want a static file hosted somewhere? static.modelcontextprotocol.io is somewhere!

HTML
Updated Aug 24, 2026

experimental-ext-variants

8

Status: Experimental. This repository provides a multi-language reference implementation of the variants proposal for the Model Context Protocol (MCP), as described in SEP-2053.

Go
Updated Jul 30, 2026

ext-server-card

7

No description provided for this repository.

TypeScript
Updated Aug 26, 2026

actions

6

GitHub Actions relevant to the management of MCP repositories.

JavaScript
Updated Sep 6, 2026

experimental-ext-tool-annotations

2

Repository for the Tool Annotations Interest Group

MDX
Updated Aug 12, 2026

Frequently asked questions

What does modelcontextprotocol build on GitHub?

Model Context Protocol builds several repositories on GitHub, focusing on seamless integration between LLM applications and external tools. Key repositories include SDKs in TypeScript and Python, as well as server implementations.

Which programming languages does modelcontextprotocol use?

The primary programming languages used by Model Context Protocol include TypeScript, Python, Go, JavaScript, C#, and MDX. This diverse language use supports various projects and integration capabilities.

Are modelcontextprotocol's repositories public?

Yes, all of Model Context Protocol's repositories are public on GitHub. This allows developers and users to access, contribute to, and utilize the tools and SDKs provided by the organization.

Is this exposure intended?

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