Best A2a Tools & Frameworks

2 open-source A2a tools for developers.Compare tech stacks, licenses and GitHub stars — all in one place.

MCPApache-2.0

Go Micro is a Go agent harness and service framework for building AI agents with MCP and A2A support.

23k·AI Agents·Open source

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MCPApache-2.0

Fast-agent is a flexible CLI-first framework for coding, building, and evaluating AI agents with MCP, ACP, and A2A suppo

3.9k·AI Agents·Open source

Alternative to