An open protocol that enables seamless integration between LLM applications and external data sources and tools.
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The Model Context Protocol organization has a significant public presence on GitHub, featuring a wide range of repositories primarily in TypeScript, Python, and Go. Notable projects include the official SDKs for various languages and tools like the Visual testing tool for MCP servers, enhancing integration between LLM applications and external data sources.
Top languages
Public repositories
servers
Model Context Protocol Servers
python-sdk
The official Python SDK for Model Context Protocol servers and clients
typescript-sdk
The official TypeScript SDK for Model Context Protocol servers and clients
inspector
Visual testing tool for MCP servers
modelcontextprotocol
Specification and documentation for the Model Context Protocol
registry
A community driven registry service for Model Context Protocol (MCP) servers.
go-sdk
The official Go SDK for Model Context Protocol servers and clients. Maintained in collaboration with Google.
csharp-sdk
The official C# SDK for Model Context Protocol servers and clients. Maintained in collaboration with Microsoft.
rust-sdk
The official Rust SDK for the Model Context Protocol
java-sdk
The official Java SDK for Model Context Protocol servers and clients. Maintained in collaboration with Spring AI
ext-apps
Official repo for spec & SDK of MCP Apps protocol - standard for UIs embedded AI chatbots, served by MCP servers
mcpb
Desktop Extensions: One-click local MCP server installation in desktop apps
php-sdk
The official PHP SDK for Model Context Protocol servers and clients. Maintained in collaboration with The PHP Foundation.
swift-sdk
The official Swift SDK for Model Context Protocol servers and clients.
kotlin-sdk
The official Kotlin SDK for Model Context Protocol servers and clients. Maintained in collaboration with JetBrains
quickstart-resources
A repository of servers and clients from the Model Context Protocol tutorials
use-mcp
No description provided for this repository.
ruby-sdk
The official Ruby SDK for the Model Context Protocol servers and clients.
create-python-server
Create a Python MCP server
docs
Documentation for the Model Context Protocol (MCP)
servers-archived
Reference MCP servers that are no longer maintained
ext-skills
Experimental exploration of skills discovery and distribution through MCP primitives. Maintained by the Skills Over MCP Working Group.
create-typescript-server
CLI tool to create a new TypeScript MCP server
ext-auth
Extensions to authorization
conformance
Conformance Tests for MCP
.github
Discussions and README for Model Context Protocol
example-remote-server
A hosted version of the Everything server - for demonstration and testing purposes, hosted at https://example-server.modelcontextprotocol.io/mcp
financial-services-interest-group
Financial Services Interest Group
access
Infrastructure as Code for MCP access management
ext-tasks
This repository provides a reference for the tasks extensions to the MCP protocol, allowing for long-running operations, such as Agent communication, in MCP.
example-remote-client
No description provided for this repository.
experimental-ext-interceptors
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.
experimental-ext-triggers-events
Incubation space for the MCP Triggers & Events Working Group
transports-wg
Transports Working Group
dns
Infrastructure as Code for MCP domains / DNS management
experimental-ext-grouping
About experimental exploration of organization for MCP primitives. Maintained by the Primitive Grouping Interest Group.
agents-wg
Staging grounds for the Agents Working Group
static
want a static file hosted somewhere? static.modelcontextprotocol.io is somewhere!
experimental-ext-variants
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.
ext-server-card
No description provided for this repository.
actions
GitHub Actions relevant to the management of MCP repositories.
experimental-ext-tool-annotations
Repository for the Tool Annotations Interest Group
Frequently asked questions
What does modelcontextprotocol build on GitHub?
Model Context Protocol builds a variety of software tools and SDKs on GitHub, focusing on seamless integration between LLM applications and data sources. Their repositories include official SDKs in TypeScript, Python, Go, and C#.
Which programming languages does modelcontextprotocol use?
The primary programming languages used by Model Context Protocol include TypeScript, Python, MDX, Go, JavaScript, and C#. This diverse selection supports a wide range of applications and tools.
Are modelcontextprotocol's repositories public?
Yes, all repositories under the Model Context Protocol organization are public. This transparency enables collaboration and contribution from the community, fostering an open development environment.
Is this exposure intended?
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