home-assistant/core

Analysis updated 2026-06-20

★ 86,938PythonAudience · generalComplexity · 3/5Setup · moderate

Mindmap

mindmap
  root((Home Assistant))
    What it does
      Control smart devices
      Run automations
      Local first
    Platforms
      Raspberry Pi
      Local server
    Tech stack
      Python
      asyncio
      MQTT
    Use cases
      Smart home hub
      Device automation
      Custom components
    Key principles
      Local control
      Privacy first
      DIY community

mindmap root((Home Assistant)) What it does Control smart devices Run automations Local first Platforms Raspberry Pi Local server Tech stack Python asyncio MQTT Use cases Smart home hub Device automation Custom components Key principles Local control Privacy first DIY community

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What do people build with it?

USE CASE 1

Set up a Raspberry Pi as a local smart home hub that controls lights, locks, and sensors without needing internet access.

USE CASE 2

Write automation rules that trigger actions across devices from different manufacturers through a single platform.

USE CASE 3

Create a custom Home Assistant component in Python to add support for a device or service not yet included.

USE CASE 4

Monitor and automate IoT devices through a private local server that keeps all your home data on your own hardware.

What is it built with?

PythonasyncioMQTT

How does it compare?

	home-assistant/core	3b1b/manim	django/django
Stars	86,938	86,619	87,421
Language	Python	Python	Python
Setup difficulty	moderate	hard	moderate
Complexity	3/5	3/5	3/5
Audience	general	researcher	developer

Figures from each repo's GitHub metadata at analysis time.

How do you get it running?

Difficulty · moderate Time to first run · 1h+

Requires a dedicated device such as a Raspberry Pi, plus separate smart home hardware to control.

In plain English

Home Assistant is an open-source home automation platform whose stated emphasis is local control and privacy first, meaning the system is designed to run on a server in your own home rather than depending on a cloud service to manage your devices. It is suitable for running on a Raspberry Pi or a local server. The project says it is powered by a worldwide community of tinkerers and DIY enthusiasts. It is built in Python with a modular architecture so that support for new devices or actions can be added as separate components, and the README links to architecture documentation and a guide for creating your own components. Topics listed include asyncio, IoT, MQTT, and home automation. The README itself is short and points to the project website for installation instructions, tutorials, full documentation, a demo, and a help section. Detailed feature lists, supported devices, and use cases are not described in the provided data.

Copy-paste prompts

Prompt 1

Help me set up Home Assistant on a Raspberry Pi: install the OS image, run the initial setup wizard, and connect my first smart light integration.

Prompt 2

Write a Home Assistant automation that turns off all lights when the last person leaves home, using phone presence detection as the trigger.

Prompt 3

Create a custom Home Assistant sensor component in Python that reads temperature data from a local MQTT topic and exposes it on the dashboard.

Prompt 4

Configure Home Assistant to send a push notification to my phone when a door sensor detects the front door has been open for more than 5 minutes.

Prompt 5

Set up a Home Assistant dashboard card that shows the current status of my five most-used smart devices on a single screen.

Frequently asked questions

What is core?

Home Assistant is an open-source home automation platform that runs on your own server at home, letting you control smart devices and create automations locally without relying on any cloud service.

What language is core written in?

Mainly Python. The stack also includes Python, asyncio, MQTT.

How hard is core to set up?

Setup difficulty is rated moderate, with roughly 1h+ to a first successful run.

Who is core for?

Mainly general.

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