Home-Assistant.io - Home Assistant is an open-source home automation platform running on Python 3.
Padlet - Visual boards for organizing anything.
ioBroker - flexible and modular application for the IoT and Smarthome
APK Pure - Download apk for Android with APKPure APK downloader. NoAds, Faster apk downloads and apk file update speed. Best of all, it's free
openHAB - "empowering the smart home" - vendor and technology agnostic open source home automation
The Customer Factor - Field Service Management