The best open source alternative to Claude Cowork is OpenWork. If that doesn't suit you, we've compiled a ranked list of other open source Claude Cowork alternatives to help you find a suitable replacement.
Claude Cowork alternatives are mainly Workflow Automation Tools. Browse these if you want a narrower list of alternatives or looking for a specific functionality of Claude Cowork.
Desktop app supporting 50+ LLMs with custom keys, team sharing, and browser automation. Build reusable AI agents with built-in guardrails for enterprise use.

OpenWork is a powerful open source alternative to Claude Cowork that puts you in complete control of your AI automation workflow. Unlike proprietary solutions, you can bring your own models and API keys from 50+ supported LLMs, ensuring data privacy and cost control.
The platform excels at browser automation and task execution - from liking Twitter replies and extracting user data to qualifying sales leads and handling daily administrative tasks. You can describe complex workflows in plain language and watch them execute across the tools your team already uses.
Key advantages include:
OpenWork Den provides hosted sandboxed workers for teams who need always-on automation without managing infrastructure. The platform is backed by Y Combinator and designed for enterprises, startups, and teams who want the flexibility of open source with the reliability of professional tooling.