Top MULTIAGENT GitHub Repositories & Tools (2026)

TradingAgents: Multi-Agents LLM Financial Trading Framework

The agent engineering platform.

Build resilient agents.

Langflow is a powerful tool for building and deploying AI-powered agents and workflows.

Build, run and scale AI agents like API and microservices

Portable AI agent runtime for the JVM. One @Agent class runs on Spring AI, LangChain4j, Anthropic, or 9 more behind one SPI. Token streaming, tool calls, human approvals, and governance over WebSocket, SSE, gRPC, or WebTransport/HTTP3. Speaks MCP, A2A, and AG-UI.

A standard API for multi-agent reinforcement learning environments, with popular reference environments and related utilities

Modular AI HAL (Hardware Abstraction Layer) for Robots