Multi-agent orchestration frameworks: 100 open-source projects (2026)

Self-hosted Node.js and React app for orchestrating teams of AI agents, with org charts, task tracking, budgets and governance.

Open-source long-horizon super agent harness that orchestrates sub-agents, memory, and sandboxes to research, code, and create across tasks lasting minutes to hours.

An agent harness for Claude Code and Codex that adds multi-agent swarms, self-learning memory, vector retrieval and cross-machine agent federation.

Open-source Python framework for orchestrating role-based autonomous AI agents (Crews) and event-driven workflows (Flows).

Multi-agent orchestration layer for Claude Code, adding team pipelines, autonomous execution and tmux-based CLI workers.

A Python agent framework for building, running and observing LLM agents, with tools, multi-agent teams, memory, sandboxed execution and a deployable agent service.

A zero-code multi-agent platform where you define agents, workflows and tasks via YAML and a web console to build software and other outputs.

An opinionated, batteries-included agent harness for Python that runs long multi-step tasks out of the box on LangGraph.

A lightweight Python framework for building multi-agent workflows with tools, handoffs, guardrails, sessions and tracing, provider-agnostic across OpenAI and 100+ LLMs.

An SDK for building AI agents and multi-agent systems in Python, .NET and Java, with model, plugin and vector database integrations.

Code-first Python framework from Google for building, evaluating, and deploying AI agents, optimized for Gemini but model-agnostic.

Experimental, educational Python framework for lightweight multi-agent orchestration built on Agents and handoffs over the Chat Completions API.

Go-based workspace manager that coordinates multiple AI coding agents such as Claude Code, Copilot and Codex, persisting their work state in git-backed hooks.

A Python multi-agent framework for building, simulating and studying LLM-based agents, with tools, memory, and data generation support.

A multi-agent orchestration system for OpenClaw that models AI agent collaboration on the Tang-dynasty Three Provinces and Six Ministries structure, with a review gate and live kanban dashboard.

Open-source desktop app for running a local multi-agent AI workforce that automates multi-step computer tasks, positioned as a free alternative to Claude Cowork.

An open framework for building, orchestrating and deploying production-grade AI agents and multi-agent workflows in .NET and Python.

Desktop workspace that runs many coding agents in parallel, each on its own git branch and worktree, with a live Kanban of PRs, CI and reviews.

A Go framework for building LLM applications and AI agents, with composable components, graph orchestration, and human-in-the-loop interrupts.

Open-source meta-harness that orchestrates Claude Code, Codex, Cursor, and custom agents with shared policies, sandboxing, and real-time collaboration.

An open-source runtime where a persistent queen agent plans work, spawns parallel worker agents, and tracks results in a shared SQLite tracker.

A Java framework for building agentic, workflow and multi-agent AI applications on top of Spring AI.

Microsoft's UFO³ framework coordinates GUI agents across multiple devices, using DAG-based task decomposition, with UFO² as its Windows desktop agent.

A multi-agent plugin for OpenCode that routes planning, codebase scouting, UI work and implementation to specialized agents, each on a model you choose.

Python framework for building autonomous AI agents that research, plan, code and run tasks, with memory, RAG and 100+ LLM providers.

Open-source, local-first desktop app where a Commander agent turns your goals into to-dos and coordinates specialist agents and CLI agents like Claude Code and Codex.

A code-first Go toolkit for building, evaluating, and deploying AI agents, with multi-agent composition and tool integration.

Enterprise-grade agentic workflow platform for building and running AI agents, with model management, MCP tool integration and RPA automation.

A TypeScript CLI and terminal UI for defining, launching and running persistent teams of Claude Code and Codex agents in tmux.

An agent distro for running a crew of coding agents: you talk to one first mate that dispatches parallel tasks into isolated git worktrees and tmux-style sessions.