Coworker: Open-Source Desktop App for AI Agents

Melvin Vivas · X post · 2026-09-20 · Open on X

Topics: AI Agents, Tool Use & MCP, Portfolio Projects · Level: intermediate

Summary

The creator shares Coworker, his open-source desktop app where AI agents do work for you, using local or cloud models. He says he wants to add sandboxes for running agents. The repo is a useful reference for desktop agent apps.

Key points

• Coworker is a desktop app where AI agents complete tasks for the user.
• It supports both local and cloud models.
• Sandboxed execution is the next planned feature, so agents can run safely.
• The source code is on GitHub at donvito/coworker.

Resources mentioned

• Coworker (donvito/coworker) · repo · github.com · free
  The creator's local-first desktop app where you pick an AI coworker and have it produce work such as invoices as finished PDFs.
  Also in: Claude Opus 5.5 for Video Making: Creator's Showcase Thread (Coworker) (Melvin Vivas on X · notes), Coworker: free open-source desktop AI coworker app (Melvin Vivas on X · notes), Using Devin AI to Test the Coworker Desktop App on Windows (Melvin Vivas on X · notes), Intent Classification and Routing in a Multi-Agent Desktop App (Melvin Vivas on X · notes) and 38 more

Try this

• Add sandboxed execution environments to a desktop AI-agent app such as Coworker.