My Devices - Drag and drop IoT project builder for Raspberry Pi
Push2Run - Push2Run is a free program for Windows which lets you to control your PC or laptop using your Google Home, Google Mini, Google Max or smart phone running Google Assistant.
ioBroker - flexible and modular application for the IoT and Smarthome
Home-Assistant.io - Home Assistant is an open-source home automation platform running on Python 3.
Nim Home Assistant (NimHA) - Nim Home Assistant is an open-source home automation platform running on Nim.
AnyMote - AnyMote is a Universal Smart Remote Control for TVs and Home Electronics.