Home Assistant

• Source: https://github.com/home-assistant/core
• License: Apache 2.0
• Alternatives: openHAB, Domoticz, HomeSeer

Home automation platform. See the blog post Optimizing my life, now with Home Assistant for a real-world setup walkthrough.

Features

• 3,000+ Integrations: Connects to smart lights, sensors, thermostats, cameras, media players, and more
• Automations: Trigger actions based on time, device state, sensor readings, and location
• Lovelace Dashboards: Fully customizable visual dashboards with cards and widgets
• Local Processing: All automations run on-device — no cloud dependency or outage risk
• Energy Monitoring: Track solar generation, grid usage, and per-device power consumption
• Companion Apps: iOS and Android apps with location tracking, widgets, and notifications