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Building an Open-Source Robot Vacuum – Meet Oomwoo

Hacker News · Jul 2, 2026, 12:48 AM

Key takeaways

  • I’m starting a new build-in-public project: oomwoo, an open-source robot vacuum you build yourself.
  • Today I’m kicking off my most ambitious Maker’s Pet project yet: oomwoo, an open-source home robot vacuum that you can build yourself.
  • It maps your home with an affordable 2D LiDAR and navigates on its own, runs locally, and integrates natively with Home Assistant.

I’m starting a new build-in-public project: oomwoo, an open-source robot vacuum you build yourself. Raspberry Pi, ROS 2, 2D Li DAR, Home Assistant, 3D printed, local-first — and open from the first commit.

Today I’m kicking off my most ambitious Maker’s Pet project yet: oomwoo, an open-source home robot vacuum that you can build yourself. Open hardware, open firmware, open software — and built in public, from the first commit.

No cloud required. No vendor lock-in. It maps your home with an affordable 2D LiDAR and navigates on its own, runs locally, and integrates natively with Home Assistant. If you’re into Raspberry Pi, ROS 2, 3D printing, or just the idea of owning a vacuum you fully understand and control — this one’s for you.

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