Agent2Agent (A2A) is an open protocol enabling communication and interoperability between opaque agentic applications.

• UpdatedFeb 18, 2026
• Shell

🦖 Serverless AI Agent Framework with Geo-distributed Edge AI Infra.

• UpdatedFeb 16, 2026
• Go

Official Python SDK for the Agent2Agent (A2A) Protocol

• UpdatedFeb 20, 2026
• Python

Samples using the Agent2Agent (A2A) Protocol

• UpdatedDec 23, 2025
• Jupyter Notebook

A2V: Next-Gen AI Value Compute Protocol.

• UpdatedNov 12, 2025
• TypeScript

Evo AI is an open-source platform for creating and managing AI agents, enabling integration with different AI models and services.

• UpdatedJun 2, 2025
• TypeScript

Agent2Agent (A2A) – awesome A2A agents, tools, servers & clients, all in one place.

• UpdatedOct 27, 2025

Aser is a lightweight, self-assembling AI Agent frame.

• UpdatedOct 11, 2025
• Python

The A2A x402 Extension brings cryptocurrency payments to the Agent-to-Agent (A2A) protocol, enabling agents to monetize their services through on-chain payments. This extension revives the spirit of HTTP 402 "Payment Required" for the decentralized agent ecosystem.

• UpdatedFeb 2, 2026
• Python

Agent2Agent (A2A) – AgentCards, Servers, Clients, Docs

• UpdatedDec 20, 2025

Golang SDK for A2A Protocol

• UpdatedFeb 20, 2026
• Go

Build Agentic AI solutions on AWS, using latest OSS Agentic Frameworks.

• UpdatedFeb 13, 2026
• Jupyter Notebook

NL2SQL - Ask questions in plain English, get SQL queries and results. Powered by LangGraph.

• UpdatedJan 14, 2026
• Python

Lucid Agents Commerce SDK. Bootstrap AI agents in 60 seconds that can pay, sell, and participate in agentic commerce supply chains. Our protocol agnostic SDK provides CLI-generated templates and drop-in adapters for Hono, Express, Next.js, and TanStack, giving you instant access to crypto/fiat payment rails (AP2, A2A, x402, ERC8004).

• UpdatedFeb 14, 2026
• TypeScript

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

• UpdatedMay 21, 2025
• TypeScript

Scan A2A agents for potential threats and security issues

• UpdatedFeb 16, 2026
• Python

🟪 Open source Agent Governance Platform that turns any LangGraph or ADK agent into a production-ready service. Supports: AG-UI, CopilotKit API, OpenTelemetry, MCP, memory, guardrails, SSO, RBAC.

• UpdatedFeb 20, 2026
• TypeScript

Rust SDK for the Agent2Agent (A2A) Protocol.

• UpdatedFeb 20, 2026
• Rust

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。

• UpdatedJul 6, 2025
• Python

A2A4J is a comprehensive Java implementation of the Agent2Agent Protocol, including server, client, examples, and starters.

• UpdatedNov 24, 2025
• Java