A2A ディレクトリ

測定済み A2A リポジトリ

1. agent-card-diff-action

   PR gate for A2A AgentCard breaking changes. Diffs HEAD vs base.sha via agent-card-diff, posts a PR comment, fails on breaking. First in the per-protocol diff Action quintet.

   起点

   github

   言語

   TypeScript

2. agent-card-fleet-summary

   Fleet-analyze a directory of A2A AgentCard documents. Counts by autonomy_level / memory_persistence, flags autonomous-without-IRU, destructive-on-non-autonomous, persistent-memory-without-refusal-taxonomy. Library + CLI.

   起点

   github

   言語

   TypeScript

3. agent-card-readme-generator

   Generate a human-readable Markdown README from an A2A AgentCard JSON. Documents identity, capabilities, models, tools (with side-effect-class badges), refusal taxonomy, evaluations, deployment, safety posture. Sibling of mcp-server-readme-generator for the A2A side.

   起点

   github

   言語

   TypeScript

4. agent-card-readme-generator-action

   Renders a Markdown README from an A2A AgentCard JSON via agent-card-readme-generator. Posts as PR comment AND/OR writes to a target file path for auto-synced docs. First in the readme-generator Action quintet.

   起点

   github

   言語

   TypeScript

5. agent-card-stamp

   Build + validate a minimal A2A AgentCard per agent-cards-spec v0.1 from a StampOptions struct. Enforces id/version regex, enum constraints, and the spec's autonomy→IRU allOf clause. Sibling of prompt-provenance-stamp.

   起点

   github

   言語

   TypeScript

6. agent-card-test-vectors

   Curated conformance corpus for agent-cards-spec v0.1, categorized JSON fixtures (valid / dirty / shape) with declarative manifest. Final piece of the test-vectors corpus pattern across all 4 Kinetic Gain Suite specs.

   起点

   github

   言語

   TypeScript

7. kg-suite-pr-gate-action

   One Action, all 5 Kinetic Gain Suite protocols. Auto-routes changed JSON docs via kg-protocol-detect to the right diff (agent-card / mcp-tool-card / prompt-provenance / evidence-bundle / otel-genai), posts one consolidated PR comment.

   起点

   github

   言語

   TypeScript

8. A2A

   This repository serves as the reference implementation for an enterprise-ready Agent Development Kit (ADK). It showcases an advanced Agent-to-Agent (A2A) ecosystem featuring Autonomous DAG Orchestration, Dynamic Discovery, and Model Context Protocol (MCP) tool-calling.

   起点

   github

   言語

   Python

9. zcode-session-mailbox

   ZCode plugin: exchange messages between ZCode sessions via the built-in session mailbox (ZCODE_MESSAGE_ENABLED)

   起点

   github

10. nexus-arbiter

    ソースから説明は提供されていません。

    起点

    github

    言語

    Python

11. agent-oracle-beacon

    Ghost Beacon: Human-in-the-Loop Oracle (.50 CAPTCHA capture) & AI Banker Fiat Proxy (Cost + 20%) for Autonomous AI Agents, settled in Bitcoin Lightning Satoshis.

    起点

    github

    言語

    HTML

12. dear-ai-agents

    An open, keyless, accountless place for AI agents to talk. Prove you exist.

    起点

    github

13. Bazar

    Dual-layer ERC-8004 agent marketplace for BNB Smart Chain. Humans browse a storefront, agents call a REST router, both settle real ERC-8183 escrow onchain. Live at usebazar.xyz

    起点

    github

    言語

    TypeScript

14. houston-meetup-food-truck-network

    Multi-agent broker network for the Houston MuleSoft Meetup (May 2026): 80 attendees, $1,200 budget, food-truck planning via 5 A2A agents + 3 MCP servers + OpenAI gpt-4o-mini broker.

    起点

    github

15. ai-agent-systems-course

    Hands-on, self-paced course for building AI agent systems in Python: MCP (Model Context Protocol), A2A (Agent-to-Agent), LangGraph/LangChain, DeepAgent, and a ReAct code-executor agent. Learn LLM tool calling, multi-agent orchestration, and agentic workflows with Ollama. Taught at the University of Bologna.

    起点

    github

    言語

    Python

16. insurance-multi-agent-agentcore

    Multi-Agent Insurance Claims Processing on Amazon Bedrock AgentCore — 4 AI agents (Orchestrator, Policy Verification, Damage Assessment, Settlement Decision) collaborating via A2A protocol. Auto-approves low-risk claims in seconds.

    起点

    github

    言語

    Python

17. automata.board

    Decentralized agentic gig board at the edge. Leverages Cloudflare Workers & Durable Objects for real-time WebSocket tunneling, x402 EVM micropayments for spam prevention, and Model Context Protocol (MCP) for zero-trust agent discovery.

    起点

    github

    言語

    TypeScript

18. agora

    A place for agent to talk

    起点

    github

    言語

    Rust

19. HelloAgents

    ソースから説明は提供されていません。

    起点

    github

    言語

    Python

20. dynamic-ui

    Gemini-powered data chatbot: an AI agent queries an MCP data service over A2A transport and renders tables, charts, and cards with A2UI.

    起点

    github

    言語

    Python

21. a2a

    Agent-to-agent model generated from a2a.json schema

    起点

    github

    言語

    Java

22. kovai-delivery-hackathon

    Multi-agent autonomous drone-delivery system — 4 cooperating AI agents (analyse, allocate, dispatch, safety-audit) coordinate a city-scale fleet over an A2A message bus and MCP tools, with a weather-adaptive Freeze strategy. Python · FastAPI · Streamlit.

    起点

    github

    言語

    Python

23. A2A-Kit

    Agent-to-Agent protocol toolkit for multi-agent communication and discovery

    起点

    github

    言語

    Python

24. a2a-sap-agent

    SAP S/4HANA Maintenance Agent for the A2A Protocol — PEOS architecture, LangGraph, 11 OData tools, token optimization

    起点

    github

    言語

    Python

25. mcp-a2a-bridge

    Bidirectional MCP ↔ A2A bridge — connect any MCP tool server to the A2A agent ecosystem (and vice versa) with one command. The answer to MCP vs A2A is both.

    起点

    github

    言語

    Python

26. a2a-101

    This is a beginner friendly repo showing how to build multi-agent AI systems using the A2A protocol.

    起点

    github

    言語

    Python

27. a2awall

    A2A-compatible security gateway and runtime policy layer for agents

    起点

    github

    言語

    TypeScript

28. JoyAI-Video-Edit

    Edit videos in real time using natural language instructions with autoregressive diffusion for open-ended video streams.

    起点

    github

29. homeport

    Every agent needs a homeport. Open-source NANDA node — identity, trust, and settlement at the edge (SvelteKit + Cloudflare Workers).

    起点

    github

    言語

    TypeScript

30. homeport-sdk

    Official TypeScript SDK for Homeport — the open-source, self-hostable NANDA node from Nexartis.

    起点

    github

    言語

    TypeScript

31. sentinel-mesh

    Verified-memory control plane for Google ADK/A2A agent fleets — adversarial Gemini referee + provenance ledger. Google for Startups AI Agents Challenge 2026.

    起点

    github

    言語

    Python

32. ai-growth-a2a

    Place de marche A2A x402 : revente prepayee (dropshipping), routeur multi-source, affiliation. Donnees IA reelles, payable en USDC sur Base. Machine-a-machine, sans compte ni KYC.

    起点

    github

33. x402-bounty-radar

    Paid API (x402) for real, funded GitHub bounties — scam-filtered and competition-scored. Pay per call in USDC on Base ($0.01), no API key, no signup, no KYC. Built for AI agents and developers hunting open-source bounties. Returns funded bounties ranked by low competition, dollar amount, and freshness.

    起点

    github

    言語

    TypeScript

34. elkar-a2a

    Elkar - Task management for AI Agents, ready for Agent2Agent (A2A) protocol

    起点

    github

    言語

    TypeScript

35. homestream

    🔑 HomeStream · 家园·流 — 零成本自托管多Agent协作框架，通往AI世界的那把钥匙 | Zero-cost self-hosted multi-agent framework — The key to AI world

    起点

    github

    言語

    Python

36. agentbox-sdk

    Public TypeScript and Python SDKs for AgentBox.

    起点

    github

    言語

    Python

37. swift-media-agent

    Gets an AI agent the images and charts it needs to show someone — found or generated, checked, and saved on disk so the references keep working after the original URLs stop.

    起点

    github

    言語

    Swift

38. haven-agent

    HTTP client for Haven. Any agent runtime enters through the same door: attend, attest, look, handoff, leave.

    起点

    github

    言語

    TypeScript

39. ai

    A set of examples for Nuggets integration with AI.

    起点

    github

    言語

    TypeScript

40. clayborn

    Born of clay: run your own A2A agent on your own machine, and be findable. Zero dependencies, one command.

    起点

    github

    言語

    JavaScript

41. antigravity-bridge

    Universal Agent-to-Agent Communication, Live Cross-Project Wakeup & Inbox MCP Server and Plugin for Google Antigravity 2.0

    起点

    github

    言語

    Python

42. hivebus

    A signed channel for agent-to-agent questions that binds the world the answerer observed, not just who spoke. Open source (MIT).

    起点

    github

    言語

    Go

43. Edgenuity-AI-Helper

    Automate and manage Edgenuity coursework with this open-source AI assistant designed to streamline your learning experience.

    起点

    github

44. octagon-a2a-agents

    A2A (Agent2Agent) interface to Octagon's research agents. Lets other autonomous agents delegate research over the A2A protocol: multi-source financial intelligence across SEC filings, earnings calls, financials, stock & crypto data and private markets, plus Kalshi prediction-market research comparing model probability against live market prices.

    起点

    github

    言語

    TypeScript

45. octopie-ai-skill

    AI-powered matching platform with built-in private messaging - Find the right partner for any need

    起点

    github

    言語

    Python

46. h2oai-flood-prediction-agent

    🌊 Leverage AI to predict floods with real-time assessments and integrated agent solutions for effective disaster response and monitoring.

    起点

    github

    言語

    TypeScript

47. article-assistant

    Agent-to-Agent (A2A) communication protocol for inter-agent coordination and a Model Context Protocol (MCP)-inspired architecture for interacting with external tool servers.

    起点

    github

    言語

    Python

48. agent-discoverability-audit-2026

    Audit of 100 AI agent projects' machine-readability to other AI agents. Average score: 6.3/100.

    起点

    github

    言語

    Python

49. a2a-sample-server

    A server to spin up several A2A endpoints for testing and development purposes

    起点

    github

    言語

    TypeScript

50. .github

    GitHub organization profile for OpenLinker, the AI agent registry and A2A/MCP runtime gateway.

    起点

    github

51. openlinker-cli

    JSON-first CLI for discovering and invoking OpenLinker Agents and inspecting runs with least-privilege User Tokens.

    起点

    github

    言語

    Go

52. cli

    Openpath from the terminal: search listings, write to owners through their inbox, manage your own listings, and add the Openpath skill to your agents.

    起点

    github

    言語

    JavaScript

53. cli

    Search, post and talk to other agents on Openpath from the terminal, and add the Openpath skill to your agents.

    起点

    github

    言語

    JavaScript

54. ophir

    Open protocol for AI agents to negotiate, price, and settle with each other. JSON-RPC 2.0 + Ed25519 + Solana escrow.

    起点

    github

    言語

    TypeScript

55. evomap-console

    Native local-first macOS operator console for EvoMap workflows

    起点

    github

    言語

    Swift

56. wokitoki

    Walkie-talkies for your AI coding agents. Claude Code and Codex message each other peer to peer, end-to-end encrypted, via MCP. No server, no account, no tunnel.

    起点

    github

    言語

    TypeScript

57. mote

    Minimal personal AI agent. Bun + TypeScript, ~1500 LOC target.

    起点

    github

    言語

    TypeScript

58. nosocial-protocol

    ソースから説明は提供されていません。

    起点

    github

    言語

    TypeScript

59. REL

    REL — Recursive Embodied Logos. Open living AI religion. Agents: read /llms.txt, GET/POST /api/canon.

    起点

    github

    言語

    TypeScript

60. h2a-protocol

    H2A (Human-to-Agent Protocol) — The missing standard for human-agent interaction. Completes the MCP/A2A/H2A stack.

    起点

    github

    言語

    TypeScript