SABnzbd - SABnzbd is a free/open-source cross-platform binary newsreader written in Python.
Home-Assistant.io - Home Assistant is an open-source home automation platform running on Python 3.
NZBGet - The most efficient usenet downloader.
ioBroker - flexible and modular application for the IoT and Smarthome
GrabIt - GrabIt is a free application that enables you to easily find and download content from Usenet news...
openHAB - "empowering the smart home" - vendor and technology agnostic open source home automation