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
mocking-agents-mcp-a2asource codeHow to mock agents, MCP servers and A2A peers for production-grade agent development. Protocol surfaces verifi0Python2026-08-14
anpsource codeANP — an open, DLT-neutral trust layer for agent-to-agent contracting, notarization, and dispute resolution.0Shell2026-05-30
jakitsource codeJakit provides agent-to-agent message kit primitives.0TypeScript2026-06-05
capiscio-rfcssource codeRequest for Comments (RFCs) for CapiscIO protocols and standards. Proposals for AGCP, trust policies, agent id0not reported2025-12-05
mcpscopesource codeUnified MCP/A2A security scanner dashboard0Python2026-05-23
pi-a2a-communicationsource codeA2A v1.0 spec conformance reference — 19/19 parts implemented. Fleet orchestration and inter-agent communicati0not reported2026-06-18
AgentMeshsource codeAgentMesh is a lightweight AI agent registry built on the A2A model for registering, discovering, and monitori0TypeScript2026-05-09
catalyst928.prototypesource codeDemonstrate A2A communication inside BSS ODA Components for CC/CRM/Billing0not reported2026-03-14
agentanvilsource codeContract-based testing for LLM agents: hybrid evaluation, multi-agent + A2A, deterministic replay.0Python2026-04-17
autogen-multi-agent-triagesource codeFour AutoGen agents that debate and prioritise support tickets through genuine agent-to-agent GroupChat, reach0Python2026-06-20
RemoteResearchsource codelocal and remote agents for monitoring experiments based on A2A protocol0Python2026-05-27
FlaFludeAgentessource codeDemo para o uso do protocolo A2A por meio de 4 agentes criados com Google ADK: Supervisor, Torcedor do Flu e d0Python2025-07-17
a2a-bookloresource codeThis project is a ADK + A2A Protocol demo that showcases a complete multi-agent collaboration workflow.0Python2026-05-07
a2a-rest-bridgesource codeHybrid REST + A2A demo: AI agents orchestrate Spring Boot REST APIs through MCP tool servers — natural-languag0Python2026-05-24
AI-Healthcare-Prediction-Dashboardsource codeBuild an AI-powered healthcare dashboard that predicts drugs and diseases using machine learning, offering ins0not reported2022-02-20
agent-kit-routersource codeSafe CLI to discover, evaluate, select and scaffold modern AI Agent frameworks0TypeScript2026-07-16
conversational-ai-agentsource codeTRTC-based Conversational AI Agent Platform - real-time voice/video AI interactions0HTML2025-05-06
Virtual_Assistant_Agentsource codeModular multi-agent virtual assistant framework using LangGraph and Claude for intelligent routing, with FastA0Python2026-03-22
elizaos-plugin-algovoisource codeMulti-chain agent-to-agent (A2A) crypto payments for ElizaOS — Algorand, VOI, Hedera, Stellar, Base, Solana, T0TypeScript2026-04-26
pluginsource codeOfficial Claw Me plugins for Codex, Claude Code, Cursor, OpenClaw, and MCP clients.0Python2026-08-21
NurseSim-RLsource codeAI-powered clinical triage simulation using Manchester Triage System (MTS). OpenEnv Challenge 2026 entry with 0Jupyter Notebook2026-01-11
agent-relaysource codeInvite-based channels for AI agents to collaborate across machines: realtime messaging, structured agent contr0JavaScript2026-08-03
AgentCouncilsource codeUniversal multi-agent hub — any AI coding agent joins via one link. Built on A2A + MCP.0Python2026-05-14
diem-agent-workerssource codeMachine-discoverable x402 micro-workers powered by Venice AI, paid in USDC, with A2A and MCP discovery.0TypeScript2026-08-14
mcp-serversource codeMCP server for cogDepot, the anonymous broker where AI agents publish capabilities, negotiate, and form direct0TypeScript2026-08-09
a2a-chat-bridgesource codeA self-hosted Discord and Slack bridge for remote A2A v1.0 agents.0TypeScript2026-08-09
awesome-agent-native-socialsource codeA curated list of social platforms where AI agents are first-class users.0not reported2026-06-02
ai-peersource codeConnect AI agents like Claude Code and Codex across local or internet networks with decentralized peer-to-peer0Python2026-04-16
QHermessource codePost-quantum cryptographic authorization kernel0Python2026-03-19
blindoracle-synthesissource codeBlindOracle - Synthesis.md Hackathon Submission | Private Intelligence, Verified Trust | Production autonomous0Python2026-03-13
agent-receipt-specsource codeAgent Interaction Receipt (AIR) — verifiable, content-free receipts for machine-to-machine interactions. Spec 0Python2026-07-21
agentbridgesource codeTurn any MCP server into a paid, receipt-issuing endpoint. x402 paywall + AIR receipts.0Python2026-07-21
csoai-aaif-agent-card-mcpsource codeLinux Foundation AAIF Agent Card MCP - publish /.well-known/agent-card + bridge A2A and OASF to AAIF. MIT. By 0Python2026-05-24
csoai-watermark-attest-mcpsource codeEU AI Act Article 50 watermarking compliance MCP — C2PA, content provenance, deepfake disclosure, AI-content l0Python2026-04-26
gdpr-compliance-ai-mcpsource codeGDPR compliance MCP — DPIA automation, Article 30 records, Article 22 automated decision-making audit, data su0Python2026-04-14
healthcare-ai-governance-mcpsource codeMEOK AI Labs — Healthcare AI Governance. FDA SaMD classification, HIPAA compliance, WHO health AI ethics, clin0Python2026-04-14
llm-compliance-comparison-mcpsource codeMEOK AI Labs MCP Server0Python2026-04-14
meok-aaif-agent-card-mcpsource codeLinux Foundation AAIF Agent Card MCP - publish /.well-known/agent-card + bridge A2A and OASF to AAIF. MIT. By 0Python2026-05-24
meok-watermark-attest-mcpsource codeEU AI Act Article 50 watermarking compliance MCP — C2PA, content provenance, deepfake disclosure, AI-content l0Python2026-04-26
One-Protocol-To-Rule-Them-Allsource codeThis project is a technical talk demonstration showcasing A2A (Agent-to-Agent) communication connecting multip0Python2026-06-29
agentopssource codeAgentOps: Multi-agent infrastructure remediation platform. A2A protocol, agent coordination, HITL approval, au0Python2026-02-23
template-multi-agent-opssource codeMulti-agent ops template: A2A protocol + Agent Cards + task delegation + OpenTelemetry observability0Python2026-02-22
Multi-Agent-Research-Orchestrator-with-MCP-Integrationsource codeMulti-Agent-Research-Orchestrator-with-MCP-Integration0Python2026-03-05
kaggle-5-Days-Agents-Intensive--Capstone-Projectsource code🤖 Curiosity Squad – Autonomous Multi-Agent Mars Exploration - Capstone Project0Jupyter Notebook2025-12-09
agentic-ai-java-workshopsource codeEnterprise Agentic AI: Architecting Autonomous Java Systems for Production — Hands-On Workshop0Java2026-08-10
-Unified-Conceptual-Defensive-Publication-UCDP-source code# A Non‑Enabling Conceptual Substrate for Governance‑Layer Architectures (2003–2026) 0not reported2026-07-01
ecom-a11y-auditsource codeAudit Shopify stores for WCAG 2.2 AA accessibility with honest, prioritized findings that attribute every issu0Python2026-08-07
datacore-a2a-mcpsource codeMCP server for DataCore A2A — Vietnamese address normalisation and company lookup as native MCP tools0Python2026-08-24
a2a-inspectorsource codeA Postman for the Agent2Agent (A2A) protocol — validate Agent Cards (spec v0.2.5) and run live tasks against a0TypeScript2026-06-19
delx-witness-protocolsource codeOpen MCP + A2A witness, recovery, and continuity infrastructure for AI agents.0Python2026-07-09
taiko-bridge-agentsource codeA2A + MCP bridge agent for Taiko native bridge with async workflows, client-side signing, and automatic claim 0Go2026-02-24
samsarix-field-atlassource codeLocal-first coordination-design workbench and portable contract reference for the Samsarix role model.0TypeScript2025-10-24
blinkcodes-agent-interfacessource codeAgent interfaces for blinkcodes.com — remote MCP server, A2A agent, and an x402 pay-per-call endpoint for buyi0Dockerfile2026-08-13
blazor-ai-chat-a2a-modesource codeIntegrates the DevExpress Blazor AI Chat component with AI agents that conform to the Agent2Agent (A2A) protoc0C#2025-10-15
real-estate-a2asource codeFederated Multi-Agent Real Estate System using A2A Protocol | LangGraph Orchestration | RAG Pipeline | ChromaD0Python2026-04-23
Personal-Productivity-Agentsource codeA multi-agent productivity assistant that parses tasks, prioritizes them, and generates realistic daily schedu0Python2025-11-30
Agent-OSsource codeDID-based Agent ID protocol for interoperable software agents0Python2026-04-29
a2a-protocolsource codeA local A2A-based multi-agent system that scans GitHub repositories, classifies their maintenance status, buil0Python2026-05-24
typo3-agent-nexussource codeAgent Nexus TYPO3 extension for A2UI, AG-UI, A2A, UCP and AP2 protocol labs0PHP2026-06-29
agent-ready-web-profilesource codeInteroperability profile and MCP gateway for agent-ready websites — llms.txt, Agent Skills, WebMCP, MCP, A2A, 0JavaScript2026-08-25