What is Home Assistant?

A simple and clear explanation of Home Assistant, ESPHome and Arduino.

📌 hat is Home Assistant?

Home Assistant is one of the most powerful and flexible smart home platforms available. It lets you control all your smart devices from one place — completely locally, privacy-friendly, and endlessly customizable.

🏠 Why people choose Home Assistant

  • Privacy First
    Everything runs locally. No cloud required. Your data stays inside your home.
  • Works With Everything
    Supports more than 1000+ brands like Philips Hue, Shelly, Zigbee, Z-Wave and ESPHome.
  • Powerful Automations
    Create automations based on time, location, sensors, weather and more.
  • Fully Customizable
    Build dashboards, edit YAML, add integrations and tailor everything to your needs.

🔧 How Home Assistant works

Runs on a Raspberry Pi, Home Assistant Yellow, Intel NUC or a virtual machine.
Connects smart devices over WiFi, Zigbee, Z-Wave, Matter, MQTT and more.
Supports automations in YAML or through the built-in visual editor.
Control your home with beautiful dashboards on your phone, tablet or wall-mounted screen.

🚀 Perfect for ESPHome & Arduino projects

Home Assistant is the ideal platform if you build your own devices. Whether you create sensors with ESPHome or full projects with Arduino — you can add them directly to your smart home system.