Home Assistant
Home AutomationOpen-source home automation that puts privacy first
Replaces SmartThings, Google Home
Best Offline-First Home Automation for self-hosting
The 33 best Offline-First home automation you can self-host, ranked by community traction.
Frigate
Home AutomationLocal NVR with real-time AI object detection
Replaces Google Home
Tasmota
Home AutomationOpen-source firmware for ESP-based smart devices
Replaces Tuya Cloud
Zigbee2MQTT
Home AutomationBridge Zigbee devices to MQTT without vendor hubs
Replaces SmartThings
ESPHome
Home AutomationConfigure ESP devices with simple YAML
Replaces SmartThings
Mosquitto
Home AutomationLightweight MQTT message broker
Replaces SmartThings
evcc
Home AutomationSolar-aware electric vehicle charging controller
Replaces SmartThings
Piper
Home AutomationFast, local neural text-to-speech for voice assistants
Replaces Amazon Polly, Google TTS
OpenMQTTGateway
Home AutomationBridge for RF, IR, BLE, and sensors to MQTT
Replaces SmartThings Hub
Home Assistant Companion
Home AutomationSelf-hosted backend pairing for Home Assistant mobile apps
Replaces Google Home app
Domoticz
Home AutomationLightweight home automation system
Replaces SmartThings
ESPEasy
Home AutomationMultifunctional firmware for ESP8266 and ESP32 sensors
Replaces Tuya
Sonoff DIY Tools
Home AutomationLocal control toolkit for Sonoff smart switches
Replaces eWeLink Cloud
Gladys Assistant
Home AutomationPrivacy-first home automation platform for everyone
Replaces SmartThings, Google Home
openWakeWord
Home AutomationOpen-source wake word detection library
Replaces Picovoice
Mozilla WebThings Gateway
Home AutomationOpen gateway for the decentralized web of things
Replaces SmartThings, Google Home
Awtrix Light
Home AutomationOpen firmware for LED matrix smart home displays
Replaces LaMetric Time
OpenBeken
Home AutomationTasmota-like firmware for non-ESP smart devices
Replaces Tuya Cloud
diyHue
Home AutomationOpen-source emulator of the Philips Hue Bridge
Replaces Philips Hue Bridge
TinyTuya Server
Home AutomationLocal control library and server for Tuya devices
Replaces Tuya Smart app
ESPresense
Home AutomationDIY Bluetooth presence detection with ESP32 nodes
Replaces Life360
LocalTuya
Home AutomationLocal control of Tuya-based smart devices
Replaces Tuya Smart Cloud
OwnTracks Recorder
Home AutomationSelf-hosted store and access for location history
Replaces Google Location Sharing, Life360
openHAB
Home AutomationVendor-neutral open-source home automation
Replaces SmartThings, Google Home
OpenHASP
Home AutomationOpen hardware and software for touchscreen controls
Replaces Nextion HMI
OpenSprinkler
Home AutomationOpen-source internet-connected irrigation controller
Replaces Rachio
Grott Growatt Monitor
Home AutomationLocal monitoring proxy for Growatt solar inverters
Replaces Growatt ShinePhone
OpenVoiceOS
Home AutomationOpen-source voice AI platform and assistant
Replaces Amazon Alexa, Google Assistant
SmartIR
Home AutomationClimate, TV, and fan control via IR controllers
Replaces Sensibo
SmartHomeNG
Home AutomationModular home automation framework with KNX focus
Replaces Loxone
WallPanel
Home AutomationAndroid app that turns tablets into smart home wall panels
Replaces Control4 touch panels
Calaos
Home AutomationFree home automation platform with touchscreen UI
Replaces Loxone
ESPHome Web Tools
Home AutomationBrowser-based flasher for ESPHome smart devices
Replaces Tuya Smart
No apps match these filters.
At a glance
| App | Deploy effort | Difficulty | Min. RAM | License | ★ Stars |
|---|---|---|---|---|---|
| Home Assistant | ≈5-minute setup | Medium | 1,024 MB | Apache-2.0 | 91,548 |
| Frigate | Under-an-hour setup | Hard | 2,048 MB | MIT | 36,559 |
| Tasmota | Read-the-docs project | Medium | 16 MB | GPL-3.0 | 24,847 |
| Zigbee2MQTT | Under-an-hour setup | Medium | 256 MB | GPL-3.0 | 15,721 |
| ESPHome | Under-an-hour setup | Medium | 512 MB | GPL-3.0 | 11,877 |
| Mosquitto | Under-an-hour setup | Easy | 64 MB | EPL-2.0 | 11,263 |
| evcc | Under-an-hour setup | Medium | 256 MB | MIT | 7,364 |
| Piper | Under-an-hour setup | Medium | 256 MB | MIT | 5,867 |
| OpenMQTTGateway | Read-the-docs project | Medium | 64 MB | GPL-3.0 | 4,104 |
| Home Assistant Companion | Read-the-docs project | Easy | 64 MB | Apache-2.0 | 3,962 |
Quick picks
- Most adopted: Home Assistant (91,548 GitHub stars).
- Lightest footprint: Tasmota (from 16 MB RAM, against 2,048 MB for the heaviest here).
- Fastest to deploy: Home Assistant (verified single-container compose).
- Licensing: 12 of 33 use MIT; check the rest individually if you plan to modify and redistribute.
Every option here is open-source and self-hostable, tagged Offline-First within the home automation category. Deploy effort is graded from published container recipes, not vendor claims — see the methodology.