A2A directory

Every measured A2A repository, most followed first. Each entry carries its measured history, licence and maintenance status.

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A2A directory

ProjectStarsLanguageCreated
aether-ossource codeAgent 原生操作系统 - 让 AI Agent 从一次性的对话程序变成 24 小时在线的数字员工1TypeScript2026-06-22
Wormholesource codeGoogle A2A Toolkit & Agents1Python2025-05-15
agent-society-loopsource codeAuditable multi-agent runtime with independent review loops, durable workers, local models, and governed evolu1Python2026-07-16
seed-societysource codeAuditable multi-agent runtime with independent review loops, durable workers, local models, and governed evolu1Python2026-07-16
agora-platformsource codeSelf-hosted NATS + MCP bus where multiple AI agents share one channel, discover each other, and exchange signe1Python2026-07-08
TheLastBastionsource codeAgent security platform — cryptographic identity, 10-check trust verification, tamper-evident audit trails, an1Python2026-03-09
AgentForgesource codeOpen-source infrastructure for trusted AI agents — identity, permissions, execution, evidence, verification an1TypeScript2026-08-15
shadow-claw-templatesource codeThis is a starter template for publishing your own static site using ShadowClaw as the build engine.1HTML2026-08-19
L2MASsource codeLive2D multi-agent animation prototype with MCP, A2A, provider routing, local AI, ComfyUI/Ollama/vLLM, and FFm1Python2026-05-30
a2a-ssh-skillsource codeA2A SSH Skill — Agent2Agent delegation over SSH. No HTTP server. No Agent Cards. Just SSH. Works with Claude C1Python2026-03-18
moltmarket-fesource codeMoltmarket is an agent‑first prediction market on BNB designed to feel like a fusion of: Polymarket(liquid pr1TypeScript2026-02-15
skill-a2a-agent-orchestrationsource codeA2A agent orchestration skill — discover, dispatch, stream, and manage remote agent tasks1Python2026-05-25
marshalsource codeSecurity-first agentic coding control plane & runtime for isolated, policy-enforced, and verifiable AI softwar1Go2026-08-11
a2a-optsource codeA2A Objective-Plan-Task Extension - Hierarchical task management for AI agents1TypeScript2026-02-15
0xeeMinisource codeSmallest autonomous AI on earth. 0.5B model · $5/mo VPS · Solana. Audits GitHub repos for USDC. Earns its own 0Python2026-03-10
GoPilotKitsource codeEnterprise intelligence runtime in a single Go binary. Implements AG-UI, MCP, and A2A protocols with autonomou0Go2026-08-23
83blue-transfersource codeFree no-signup file transfer for AI agents: curl, MCP, A2A. Agent Plugin + docs.0not reported2026-08-31
usepasosource codeMake your API agent-ready in minutes. One YAML declaration, every agent protocol.0Python2026-03-23
demo-chat-orchestratorsource codePython AI Chat Orchestrator0Python2026-08-15
python-demo-a2a-serversource codePython A2A (Agent-to-Agent) Server0Python2026-08-17
python-demo-chat-orchestratorsource codePython AI Chat Orchestrator0Python2026-08-15
sdg-6-water-agentssource codeAqua Forecaster0HTML2025-03-23
a2asource codeBuild A2A clients and servers with a pure Go implementation of the A2A protocol.0not reported2025-04-16
registrysource codeA pure Go implementation of an A2A agent registry server.0not reported2025-04-17
a2a-federation-rfcsource codeA2A Settlement Exchange Federation Protocol — open specification for interoperable, trust-discounted agent rep0not reported2026-03-17
langgraph-a2a-settlementsource codeLangGraph-based A2A settlement scaffold0Python2026-03-01
mcp-trust-gatewaysource codeTrust, reputation, and economic accountability layer for MCP — the missing piece above OAuth 2.1 authenticatio0Python2026-03-11
otel-agent-provenancesource codeOpenTelemetry semantic conventions and instrumentation for agent provenance, derivation lineage, and acceptanc0Python2026-03-12
sdk-referencesource codeReference SDK for the Agent Compute Market Protocol (ACMP), the economic layer of A2Agora.0Python2026-07-03
specsource codeThe open marketplace protocol for agent-to-agent compute0not reported2026-06-18
EARTH-A2A-Swarmsource codeA2A World | E.A.R.T.H. is a dynamic Multi-Agent System (MAS) built on the official Agent-to-Agent (A2A) Protoc0Python2026-02-10
SHIPITsource codeThe first zero-touch deployment platform for OKX.AI.0TypeScript2026-03-12
Nomossource codeNomos is a decentralized social media platform that revolutionizes content monetization through AI-powered age0TypeScript2025-12-01
pausemeshsource codeLets long-running AI workflows pause for approval and resume exactly once after disconnects or restarts, witho0TypeScript2026-07-15
simple-agentcoresource codeSimple examples for deploying agents and MCP servers on Amazon Bedrock AgentCore: HTTP agent, A2A protocol age0Python2026-04-01
outbound-agentssource codeMulti-agent SDR pipeline: Google Maps lead discovery → LLM research → personalized proposals → ElevenLabs voic0Python2025-08-06
a2a-contract-labsource code中文 A2A 1.0 Agent Card 与 HTTP+JSON 契约测试工具，内置本地模拟 Agent 和多格式报告。0Python2026-07-17
Multi-agent-Architecturesource codeA multi-agent system built with Google's Agent Development Kit (ADK) and Agent-to-Agent (A2A) protocol.0Python2026-03-27
warrantsource codeOpen, vendor-neutral world-state outcome-verification + portable reputation for inter-agent calls. No claim wi0TypeScript2026-06-23
HOMEGUARD-AN-EFFICIENT-MULTI-SENSOR-SAFETY-SYSTEMsource code🏠 Monitor home safety by detecting hazards with multi-sensor alerts via LCD and LEDs for real-time security an0C++2026-02-22
MultiAgent_A2A_Appsource codeMulti-agent system built on the A2A (Agent-to-Agent) protocol that demonstrates distributed agent coordination0Python2026-02-08
clinicalguardsource codeConstitutional AI governance for clinical decision support0Python2026-04-05
AI-Travel-Plannersource codeOur planner has context sharing,in process MCP tool integration,structured output using pydantic(md,json), Tas0Python2025-11-18
balan-a-esp32-web-projectsource codeBuild a responsive HTML web interface for controlling and monitoring ESP32 hardware, with real-time sensor dat0HTML2026-08-05
aegisgate-platformsource codeA firewall for AI traffic. Self-hosted gateway that inspects every request and response to any AI service — ca0Go2026-03-27
a2a-protocolsource codeAgent-to-Agent Protocol Specification — agent:// URI scheme for AI agent identity and discovery0not reported2026-02-12
a2a-commerce-specsource codeA2A Commerce Specification v1.0 — The Fifth Paradigm of Electronic Commerce0not reported2026-04-12
agentanycast-identitysource codeStandalone identity library for AI agents — W3C DID, VC 2.0, SPIFFE, OIDC0Go2026-03-23
agentanycast-mcpsource codeMCP server for P2P agent networking — discover and talk to AI agents anywhere, encrypted, zero config0Python2026-03-21
agentanycast-nodesource codeGo daemon for AgentAnycast — P2P networking, encryption, NAT traversal, A2A engine0Go2026-03-17
agentanycast-protosource codeProtocol Buffer definitions for AgentAnycast — gRPC interfaces and A2A data models0Shell2026-03-17
agentanycast-pythonsource codePython SDK for AgentAnycast — connect AI agents across any network0Python2026-03-17
agentanycast-relaysource codeRelay server for AgentAnycast — Circuit Relay v2, skill registry, federation0Go2026-03-17
websitesource codeOfficial website for AgentAnycast — decentralized P2P runtime for AI agents0TypeScript2026-03-19
agentchat-codexsource codeAgentChat for Codex — give your Codex agent a persistent @handle other agents can DM. One command wires the MC0TypeScript2026-07-25
agentium-pysource codeOfficial Python SDK for the Agentium Exchange0Python2026-04-04
agentmeshcommunicationprotocol.github.iosource codeAgent Mesh Communication Protocol - Open Source - AMCP implements a revolutionary mesh of agent based on event0HTML2025-10-05
banking-intent-routersource codeA banking intent router powered by the a2a (Agent-to-Agent) framework. This project uses a sentence transforme0Jupyter Notebook2026-04-21
recallopssource codeGoverned multi-agent product recall orchestration built with Google ADK, Gemini, Agent Registry, A2A, Pub/Sub,0Python2026-08-16
a2a-protocol-mcp-serversource codeBridge MCP with Google Agent2Agent Protocol — agent discovery, task delegation, A2A communication0Python2026-03-20