TripleA - TripleA is a free (under GPL) turn based strategy game based on Axis & Allies board game.
Home-Assistant.io - Home Assistant is an open-source home automation platform running on Python 3.
Gravity Free - Gravity Free – Light Particles Manipulation App developed and published by Kfirapps Limited.
ioBroker - flexible and modular application for the IoT and Smarthome
Particlescape - Particlescape app lets you create stunning patterns at your fingertips.
openHAB - "empowering the smart home" - vendor and technology agnostic open source home automation