Sesame Database Manager - Lantica Software, LLC - Sesame, A Q&A-compatible Database Manager.
Home-Assistant.io - Home Assistant is an open-source home automation platform running on Python 3.
XtraBuild Designer - XtraBuild offers software development tools for database and reporting applications. No coding!
ioBroker - flexible and modular application for the IoT and Smarthome
CentriQS - CentriQS offers small business management software and custom database solutions for small and medium enterprise businesses.
openHAB - "empowering the smart home" - vendor and technology agnostic open source home automation