Miro - Scalable, secure, cross-device and enterprise-ready team collaboration tool for distributed teams. Join 2M+ users & 8000+ teams from around the world.
Home-Assistant.io - Home Assistant is an open-source home automation platform running on Python 3.
Conceptboard - Instant Whiteboards for Teams & Projects
ioBroker - flexible and modular application for the IoT and Smarthome
OpenBoard - The OpenBoard software is an interactive white board software.
openHAB - "empowering the smart home" - vendor and technology agnostic open source home automation