A2A Protocol Resources

🖥️Servers

🖥️Servers
Author: Google

Google ADK Expense Reimbursement Agent

An official sample expense reimbursement agent built with Google Agent Development Kit (ADK).

officialpythonlocalexpenseadk
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🖥️Servers
Author: Google

LangGraph Currency Conversion Agent

An official sample currency conversion agent built with LangGraph.

officialpythoncloudcurrencylanggraph
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🖥️Servers
Author: Google

CrewAI Image Generation Agent

An official sample image generation agent built with CrewAI.

officialpythoncloudimagecrewai
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🖥️Servers
Author: EmilLindfors

A2A-RS: Rust Implementation of A2A Protocol

A Rust implementation of the A2A protocol following idiomatic Rust practices.

rustlocalwebsockethttpstreaming
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🖥️Servers
Author: pab1it0

Google Maps A2A Server

An A2A-compliant server that provides Google Maps capabilities.

pythoncloudmapslocationgeocoding
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🖥️Servers
Author: Google

A2A Reference Server

Official reference implementation of an A2A Protocol server.

serverreferenceimplementation
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🏗️Frameworks

🏗️Frameworks
Author: Google

Google Agent Development Kit (ADK)

Google's official framework for building A2A-compliant agents.

officialpythonframeworkgoogle
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🏗️Frameworks
Author: LangChain

LangGraph

A framework for building stateful, multi-actor applications with LLMs, with A2A support.

pythonframeworklangchainllm
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🏗️Frameworks
Author: CrewAI

CrewAI

Framework for orchestrating role-playing, autonomous AI agents with A2A support.

pythonframeworkrole-playingautonomous
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🏗️Frameworks
Author: A2A Team

A2A JavaScript Framework

JavaScript framework for building A2A Protocol compatible agents.

javascriptframeworktypescript
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🔧Developer Tools

🔧Developer Tools
Author: pcingola

A2A Min: Minimalistic Python SDK for A2A

A minimalistic Python SDK for Agent-to-Agent (A2A) communication.

pythonsdkminimalisticstreamingnotifications
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🔧Developer Tools
Author: Google

Official Python SDK for the Agent2Agent (A2A) Protocol

A Python library that helps run agentic applications as A2AServers following the Agent2Agent (A2A) Protocol.

clitooltesting
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🔧Developer Tools
Author: A2A Community

A2A Protocol Validator

Tool for validating A2A Protocol implementations.

validatortestingcompliance
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📚Libraries

📚Libraries
Author: A2A Contributors

A2A Python Library

Python library for building A2A Protocol compatible agents.

pythonlibrarysdk
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