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ESPHome vs Home Assistant Supervisor

A side-by-side comparison of two self-hosted home automation options — licensing, setup difficulty, resource needs, and what each one replaces.

Not the right match-up?
ESPHome Configure ESP devices with simple YAML VS HO Home Assistant Supervisor Manages the Home Assistant add-on ecosystem
FeatureESPHomeHome Assistant Supervisor
Deploy effortUnder-an-hour setupUnder-an-hour setup
Health score93 · Excellent86 · Excellent
CategoryHome AutomationHome Automation
LicenseGPL-3.0Apache-2.0
LanguageC++Python
Setup difficultyMediumMedium
Min. RAM512 MB512 MB
Deploymentdocker, bare-metaldocker, bare-metal
GitHub stars★ 11,720★ 2,226
First released20182017
ReplacesSmartThingsSmartThings

What are ESPHome and Home Assistant Supervisor?

ESPHome

ESPHome is a system to create custom firmware for ESP32 and ESP8266 microcontrollers using simple YAML configuration. It targets makers building DIY smart home sensors and devices. It is deployed via Docker or as a Home Assistant add-on.

  • YAML-defined device firmware
  • Tight Home Assistant integration
  • Over-the-air updates
  • Huge component library

Read the full ESPHome guide →

Home Assistant Supervisor

Home Assistant Supervisor is the component that manages the Home Assistant Core installation, add-ons, backups, and updates. It enables the add-on store that extends a Home Assistant system.

  • Add-on store management
  • Automated backups
  • Update orchestration
  • System health checks

Read the full Home Assistant Supervisor guide →

ESPHome vs Home Assistant Supervisor: key differences

ESPHome is written in C++, while Home Assistant Supervisor is built with Python. Licensing differs — GPL-3.0 for ESPHome versus Apache-2.0 for Home Assistant Supervisor. ESPHome has the considerably larger community, at 11,720 GitHub stars versus 2,226.

Why pick each one

Choose ESPHome if…

  • No coding needed for devices
  • Great with Home Assistant
  • OTA updates

Watch out for

  • Hardware-focused
  • Requires ESP microcontrollers
ESPHome details

Choose Home Assistant Supervisor if…

  • Enables one-click add-ons
  • Simplifies maintenance

Watch out for

  • Tied to supervised installs
  • Not standalone
Home Assistant Supervisor details

Frequently asked questions

Is ESPHome or Home Assistant Supervisor better?

Neither is universally better. ESPHome has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.

Are ESPHome and Home Assistant Supervisor free and open-source?

Yes. ESPHome is licensed under GPL-3.0 and Home Assistant Supervisor under Apache-2.0. Both can be self-hosted at no software cost.

Can I run ESPHome and Home Assistant Supervisor with Docker?

ESPHome: yes. Home Assistant Supervisor: yes.

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