An open protocol enabling communication and interoperability between opaque agentic applications.
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Jan 8, 2026 - Shell
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a2a
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An open-source, code-first Go toolkit for building, evaluating, and deploying sophisticated AI agents with flexibility and control.
go sdk ai mcp gemini agents multi-agent-systems a2a vertex-ai llm genai multi-agent-collaboration aiagentframework agents-sdk
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Jan 11, 2026 - Go
⚡️AI Cloud OS: Open-source enterprise-level AI knowledge base and MCP (model-context-protocol)/A2A (agent-to-agent) management platform with admin UI, user management and Single-Sign-On⚡️, supports ChatGPT, Claude, Llama, Ollama, HuggingFace, etc., chat bot demo: https://ai.casibase.com, admin UI demo: https://ai-admin.casibase.com
agent mcp chatbot agi multi-agent gemini openai llama gpt knowledge-base claude rag huggingface a2a manus llm chatgpt langchain casibase model-context-protocol
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Jan 10, 2026 - Go
AG2 (formerly AutoGen): The Open-Source AgentOS. Join us at: https://discord.gg/sNGSwQME3x
python open-source ai mcp multi-agent multi-agent-system a2a agent-framework llm llms genai agentic ai-agents-framework aiagents agentic-ai ag2
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Jan 11, 2026 - Python
Learn Agentic AI using Dapr Agentic Cloud Ascent (DACA) Design Pattern and Agent-Native Cloud Technologies: OpenAI Agents SDK, Memory, MCP, A2A, Knowledge Graphs, Dapr, Rancher Desktop, and Kubernetes.
docker kubernetes redis kafka rabbitmq mcp openai postgresql-database serverless-containers a2a dapr dapr-pub-sub dapr-service-invocation openai-api dapr-sidecar rancher-desktop dapr-workflow langmem agentic-ai openai-agents-sdk
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Oct 26, 2025 - Jupyter Notebook
Building a Secure and Interoperable Future for AI-Driven Payments.
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Jan 6, 2026 - Python
Official Python SDK for the Agent2Agent (A2A) Protocol
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Jan 6, 2026 - Python
Samples using the Agent2Agent (A2A) Protocol
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Dec 23, 2025 - Jupyter Notebook
An event-driven framework designed to build and orchestrate multi-agent AI systems. It enables seamless integration of AI agents with real-world data sources and systems, facilitating complex, multi-step workflows.
enterprise framework ai mcp multi-agent multiagent agents multi-agent-systems ai-agents event-driven-architecture agentframework rag a2a aiframework agentic agentic-framework agentic-workflow agentic-ai aiagentframework agenticai
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Jan 11, 2026 - Python
A single interface to use and evaluate different agent frameworks
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Jan 1, 2026 - Python
A decentralized agent network for building collaborative, LLM-powered agent-to-agent (A2A) systems.
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Jan 3, 2026 - Python
The .NET library to build AI agents with 25+ built-in connectors.
agent workflow sdk ai dotnet mcp orchestration artificial-intelligence multi-agent dotnet-core agents rag a2a agent-framework agentic-workflow agentic-rag agentic-ai agent-orchestration agents-sdk agent2agent
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Jan 10, 2026 - C#
Agent2Agent (A2A) – awesome A2A agents, tools, servers & clients, all in one place.
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Oct 27, 2025
Enterprise-ready MCP gateway, MCP registry & orchestrator
agent ai runtime mcp gemini openai k8s acp claude a2a chatgpt chatgpt-api deepseek mcp-servers mcp-server mcp-client mcp-tools mcp-host mcp-gateway a2a-mcp
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Jan 11, 2026 - TypeScript
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.
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Dec 2, 2025 - Python
Agent2Agent (A2A) – AgentCards, Servers, Clients, Docs
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Dec 20, 2025
Nuwax Agent OS - The world's first universal agent operating system, building your private vertical general-purpose agent. 全球首个通用智能体操作系统，打造你私有的垂类通用智能体。新一代AI应用设计、开发、实践平台，无需代码，轻松创建，适合各类人群，支持多种端发布及API，提供完善的工作流、插件以及应用开发能力，RAG知识库与数据表存储能力，MCP接入以及开放能力。
agent application workflow skills mcp chatbot rag a2a agent-sandbox agentic agentos agentic-rag agent-os
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Jan 10, 2026 - TypeScript
A Production-Ready Runtime Framework for Agent Deployment and Tool Sandbox
agent docker kubernetes deployment serverless runtime mcp sandbox modelstudio a2a agno langgraph agentscope
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Jan 8, 2026 - Python
Official Java SDK for the Agent2Agent (A2A) Protocol
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Jan 9, 2026 - Java
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