11 open-source AI Cowork vendors.

Open-source software for AI Cowork that you can self-host, with auditable source code — regardless of the developer's headquarters.

• AutoGen (Microsoft)Non-EU vendor

  Open-source multi-agent framework from Microsoft Research where agents collaborate through conversation; in maintenance mode since October 2025. Controlled by Microsoft, not a community-governed project.

  United States

• CrewAINon-EU vendor

  Open-source Python framework for orchestrating autonomous AI agents that collaborate to solve complex tasks; backed by a real company (CrewAI Inc.), not a controlling-company-free project.

  United States

• DifyNon-EU vendor

  Open-source LLM application building platform (LangGenius Inc.) with RAG, agent capabilities and observability, deployable on cloud, VPC, or self-hosted.

  United States

• KernSelf-hosted / open source

  German autonomous AI agents for coworking that manage their own workflows independently

  Germany

• LangGraph (LangChain)Non-EU vendor

  LangChain's open-source graph-based framework for building stateful AI agents with explicit state management, checkpointing and human-in-the-loop capabilities; controlled by LangChain Inc., not a community-governed project.

  United States

• Nextcloud AssistantSelf-hosted / open source

  Open-source AI assistant built into the Nextcloud collaboration platform (Stuttgart, Germany), enabling on-premises/self-hosted content generation, summarization, translation and document analysis with open-source LLM backends, avoiding third-party data exposure. Actively offered as part of Nextcloud Hub in 2026.

  Germany

• PraisonAISelf-hosted / open source

  Open-source AI agent framework with multi-agents, memory and RAG, actively maintained by an individual developer (Mervin Praison) with no company behind it.

  United States

• RivetSelf-hosted / open source

  US open-source (Apache 2.0/MIT) visual IDE and TypeScript library for AI agents.

  United States

• Rowboat (Rowboat Labs)Non-EU vendor

  Open-source multi-agent builder and low-code AI IDE from Y Combinator company Rowboat Labs, with Model Context Protocol (MCP) support.

  United States

• SuperAGINon-EU vendor

  Open-source autonomous AI agent framework for developers; core development has slowed since 2024 as the company pivots to a commercial SaaS offering.

  United States

• VoltAgentNon-EU vendor

  Open-source, TypeScript-first AI agent framework with a workflow engine, multi-agent orchestration, and a coupled observability console (VoltOps).

  United States