Home Assistant Developer Docs

Document Structure

Architecture. Explains various layers that make up Home Assistant.

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

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

Misc. External APIs, Internationalization, asyncio, Home Assistant add-ons, updating documentation.

Popular Topics

• Add a new integration
• Translate Home Assistant
• Improve the frontend
• Extract data from the Home Assistant API

Source Code

• Home Assistant
• Home Assistant Frontend

Recent Blog Posts

• Number entity refactoring to support unit conversion
• Avoiding reloading config entries while they are setting up
• Deprecating Data Entry Flow constants
• Media Player updates: enqueue changes, announce added
• Logbook API removal of `entity_matches_only` flag

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