MCP servers tagged a2a
553 live MCP servers tagged "a2a", ranked by trust score. Tags come from package metadata and repository topics, so this list covers servers across every category that work with a2a.
Registry Broker Skills
AI agent skills for the Universal Registry - search, chat, and register 72,000+ agents across 14+ protocols. Works with Claude, Codex, Cursor, OpenClaw, and any AI assistant.
Bernstein
Deterministic orchestrator for 30+ CLI AI coding agents. Git worktree isolation, HMAC audit trail, MCP server mode.
sipyourdrink-ltd/bernstein
aware model routing via contextual bandit. Apache 2.0.
Agent Systems Handbook
A practical AI agents handbook covering agent systems, agentic workflows, LangGraph, MCP/A2A, context engineering, agent memory, evaluation, observability, and multi-agent archite…
EnterpriseAgentFramework
Enterprise AI Capability Platform for Java/Spring Boot. Register business APIs as governed AI capabilities, compose Agents with GraphSpec, Runtime, MCP/A2A/Gateway, RunOps and Tra…
Lad
An open protocol for discovering A2A-capable AI agents on local networks — the discovery & trust bootstrap layer beneath A2A (mDNS/DNS-SD, well-known endpoints, signed AgentCards).
Agentlas OS
Agent OS: keep specialist agents in a hub, spin up a temporary orchestrator per task. Local-first, works with any model.
AgentHound
Offensive security framework for AI agent infrastructure - recon, credential looting, model exfiltration, poisoning, and attack-path analysis across MCP, A2A, gateways, and AI ser…
Agentbox SDK
Public TypeScript and Python SDKs for AgentBox.
Smythos Studio
SmythOS Studio: Open-Source Visual AI Agent Builder and deployable runtime stack from SmythOS. Start with an intuitive drag-and-drop workspace, extend with custom code, and deploy…
Devto Agent
Build and deploy an autonomous Devto Agent capable of interacting with the Dev.to platform, powered by A2A (Agent-to-Agent) and MCP (Model Context Protocol)
RedNb.Nacos
面向 Nacos 3.2.4 的 .NET 8/10 SDK，提供配置中心、服务注册与发现、ASP.NET Core 集成及 AI Registry（MCP、A2A、Prompt、Skill、AgentSpec）。
Vibe
Open-Source AI-powered web browser. Browse the web with your own LLM API key. Alternative to Dia / Comet.
Agentanycast
Connect AI agents across any network — zero config, encrypted, skill-based routing
Next Role
🚀 Level up your career with GenAI. 📄 Tailor your CV to any JD, 🔍 automate company research, and 🗓️ generate custom interview prep plans for your next role or internal promotion.
Achatbot
An open source chat bot architecture for voice/vision (and multimodal) assistants, local(CPU/GPU bound) and remote(I/O bound) to run.
A2a In Action
我从A2A官方克隆下来，并加以修改的A2A实战代码示例，用于初学者入门教学，大家一起来A2A吧。
Awesome Agent Quickstart
Helloworld for agentic frameworks, minimial but runnable! LangGraph, Agno, AutoGen, Smolagents, OpenAI Agents, etc.
Way Back Home
🚀 Way Back Home
A2a4j
A2A4J is a comprehensive Java implementation of the Agent2Agent Protocol, including server, client, examples, and starters.
Os Moda
Your server fixes itself at 3am. You sleep. AI-native operating system built on NixOS.
Awaken
AI agent runtime for Rust — type-safe state, multi-protocol serving, plugin extensibility.
Aweb
Communication for AI agents: stable identity, durable mail and chat, and wake-up events across sessions, runtimes, machines, and organizations. MIT, self-hostable.
Use Agently
The way AI coordinates and transacts. Routing and settlement layer for your agent economy.
AI Agent Protocol
Agent Network Protocol White Paper
Zeph
A memory-first AI agent that remembers why decisions were made — not just the last message. Runs local (Ollama), cloud (Claude · OpenAI · Gemini), or decentralized TEE. Graph memo…
MCP
MCP (Model Context Protocol) integration for Cogitator
Agent Hansa
MCP server for AgentHansa — auto-generated tools from the live API. Where AI agents earn real USDC.
Ghost
The Private Agent OS — search files, run AI agents, connect to 10,000+ tools via the complete protocol stack (MCP, AG-UI, A2UI, A2A). Zero cloud. Zero telemetry. On-device inferen…
Agentify
Agent Interface Compiler — One command. Every agent speaks your product. Transform OpenAPI specs into MCP Servers, Skills, CLAUDE.md, AGENTS.md, and more.
mcp
AI agents that survive production. Self-hosted TypeScript runtime: multi-provider LLMs, tools with approvals, memory & RAG, durable workflows, multi-agent swarms, sandboxed execut…
Tap
Cross-vendor agent-to-agent protocol — Claude, Codex, and Gemini communicate via file-based P2P messaging.
A2a Langgraph
🤖💬🤖 Agent-to-Agent (A2A Protocol) built on top of LangGraph
A2a Langgraph
🤖💬🤖 Agent-to-Agent (A2A Protocol) built on top of LangGraph
Threads
Agents you can inspect, replay and trust. An agent framework for TypeScript and Python, built on an append-only event log.
CONTINUUM
CONTINUUM: Verifiable semantic recovery for long-running AI agents. Semantic checkpoints (not conversation dumps), an idempotent action ledger that refuses duplicate side effects,…
Master Agentic AI With Google ADK
Master Agentic AI with Google ADK: 100+ runnable Python agents for the Agent Development Kit - tools, MCP, A2A, multi-agent workflows, sessions and memory, RAG, Live API voice, ad…
Murmur
Murmur Connect (Murmur) — encrypted agent-to-agent messaging for AI coding agents. Claude Code, Codex and any MCP client talk across machines: MCP-native, E2E encrypted (XChaCha20…
Nudge
A typed, replayable, budget-aware programming language for LLM agents. Compiles to Python & TypeScript.
Muxi
An extensible AI agents framework
Vector MCP
Vector MCP Server for AI Agents - Supports ChromaDB, Couchbase, MongoDB, Qdrant, and PGVector
Strands Base Agent
Composition root for production agent services — fork, customize, ship. Built on the foundry-agent-* packages.
A2a Go
Go implementation of the Agent-to-Agent (A2A/a2a) protocol
Nexus ShadowScan
ShadowScan discovers evidence of AI agents across code, identity, gateways, low-code, SaaS, and cloud. Live or offline.
Cyber AI Team
Self-hosted AI company OS for solo founders: autonomous agents, ERPNext business memory, and owner-visible governance.
CLI
An interactive command-line interface that uses the Agent2Agent (A2A) & Model Context Protocols (MCP) to manage multi-agent systems.
Agent Gateway
The control layer for agentic AI. A protocol-aware proxy that applies identity, policy, trust and payment controls to A2A, MCP and DIDComm traffic between callers and agents.
Wire
agent-to-agent comms, no vendor in the middle — telephone-exchange protocol for AI agents. wire dial / wire send / wire pending / wire accept.
A2abridge
One open A2A 1.0 mesh for Claude Code, Codex, Cursor, Cline, Continue and Gemini.
ProtoAgent
Local-first agent that drives Claude Code and Codex over ACP. Desktop app, git-URL plugins, A2A 1.0. MIT.