Home Assistant Developer Docs

Document Structure

Overview. Explains various layers that make up Home Assistant.

Core. Explains how to build new integrations for Home Assistant.

Frontend. Explains how to develop the user interface of Home Assistant.

Android. Explains how to contribute to the Android companion app.

Popular Topics

• Add a new integration
• Translate Home Assistant
• Home Assistant API

Source Code

• Home Assistant Core
• Home Assistant Frontend
• Home Assistant Android

Recent Blog Posts

• Handling open file limit in add-ons since OS 16
• Vacuum battery properties are deprecated
• Sensor device classes now have default display precision
• Icon translations now support ranges
• Device tracker TrackerEntity location accuracy attribute type change

Upcoming Events