Epistemic protocols for Claude Code — structure human-AI interaction quality at every decision point - https://epistemic-protocols.com
Tool-to-Agent Protocol: tools can be smart without embedded LLM calls.
Specification and documentation for the Model Context Protocol
Model Context Protocol Servers
The official Rust SDK for the Model Context Protocol
The official Python SDK for Model Context Protocol servers and clients
The official TypeScript SDK for Model Context Protocol servers and clients
The official Go SDK for Model Context Protocol servers and clients. Maintained in collaboration with Google.
The official PHP SDK for Model Context Protocol servers and clients. Maintained in collaboration with The PHP Foundation.
The official C# SDK for Model Context Protocol servers and clients. Maintained in collaboration with Microsoft.
Plane's Official Model Context Protocol Server 🔌 ⌨️ 🔥
Model Context Protocol (MCP) Server to connect your AI with any MediaWiki
A Model Context Protocol (MCP) server for Zammad integration, enabling AI assistants to interact with tickets, users, and organizations.
A Model Context Protocol server for converting almost anything to Markdown

A MCP (Model Context Protocol) server for interacting with dbt.
Model Context Protocol (MCP) server for the Webflow Data API.
Open Source A2A Protocol Adapter SDK for Different Agent Frameworks and Harnesses
"primitive" RAG-like web search model context protocol (MCP) server that runs locally. ✨ no APIs ✨
A generic, modular server for implementing the Model Context Protocol (MCP).
A type-safe implementation of the official Model Context Protocol (MCP) schema in Rust.
Catalogo curato dei server MCP (Model Context Protocol) italiani — dati pubblici, legal-tech, fatturazione, PA e altro.
Lightweight Model Context Protocol (MCP) server for the Zotero API, in Python

A Model Context Protocol server for Zendesk
A Model Context Protocol (MCP) server implementation for remote memory bank management, inspired by Cline Memory Bank.