How to Create an Interactive 3D Floorplan in Home Assistant (Zircon3D Tutorial)

Published at : 23 Dec 2025

Learn how to create an interactive 3D floorplan in Home Assistant using the Zircon3D add-on.
This step-by-step tutorial walks you through creating rooms, adding furniture, linking sensors, generating heatmaps, creating custom heatmap layers, and embedding the final view directly into your Home Assistant dashboard.

What you’ll learn in this video:

Installing and setting up the Zircon3D Proxy add-on

Creating your first Zircon3D project

Editing your floorplan with rooms, doors, windows, and furniture

Adding sensors from Home Assistant and visualizing temperature with heatmaps

Creating custom heatmap layers (e.g., battery level, CO₂, soil moisture, etc.)

Mapping entities to objects on the floorplan

Building daily-use views and embedding them in your Home Assistant dashboard

Zircon3D gives you a full 3D visualization layer for your smart home, making your Home Assistant setup more intuitive and interactive.

Useful Links

Zircon3D Website: https://zircon3d.com

Add-on Installation Video: https://youtu.be/3b5FyLn3hFE
Documentation: https://docs.zircon3d.com

Community Forum: https://forum.zircon3d.com

If you run into any issues, feel free to ask questions in the comments or visit our community forum.