Popular GitHub Repositories for Protocol Buffers

An open protocol enabling communication and interoperability between opaque agentic applications.

The most reliable AI agent framework that supports MCP.

Build effective agents using Model Context Protocol and simple workflow patterns

5ire is a cross-platform desktop AI assistant, MCP client. It compatible with major service providers, supports local knowledge base and tools via model context protocol servers .

PJON (Padded Jittering Operative Network) is an experimental, arduino-compatible, multi-master, multi-media network protocol.

? A Model Context Protocol server for generating visual charts using @antvis.

A Model Context Protocol server for Excel file manipulation

ChatMCP is an AI chat client implementing the Model Context Protocol (MCP).

A Model Context Protocol server for searching and analyzing arXiv papers

A powerful Neovim plugin for managing MCP (Model Context Protocol) servers

Common interface for interacting with AI agents. The protocol is tech stack agnostic - you can use it with any framework for building agents.

Privacy-Preserving Computing Platform 由密码学专家团队打造的开源隐私计算平台，支持多方安全计算、联邦学习、隐私求交、匿踪查询等。

The API platform for mission-critical applications

A Model Context Protocol (MCP) Gateway. Serves as a central management point for tools, resources, and prompts that can be accessed by MCP-compatible LLM applications. Converts REST API endpoints to MCP, composes virtual MCP servers with added security and observability, and converts between protocols (stdio, SSE).

AgentNetworkProtocol(ANP) is an open source protocol for agent communication. Our vision is to define how agents connect with each other, building an open, secure, and efficient collaboration network for billions of intelligent agents.

On-premises conversational RAG with configurable containers

A Ruby Implementation of the Model Context Protocol

MCP server that enables AI assistants to interact with Google Gemini CLI, leveraging Gemini's massive token window for large file analysis and codebase understanding

Official Python SDK for the Agent2Agent (A2A) Protocol

A Tool-Unified User Interface accelerating AI tool integration via MCP (Model Context Protocol) and orchestrating cross-vendor LLM APIs