The Open Home Foundation is a non-profit organization based in Switzerland dedicated to promoting privacy, choice, and sustainability in smart homes. It supports the development of open-source projects and open connectivity standards, with a significant focus on the Home Assistant platform, which is the largest open-source project by contributor count. The foundation also collaborates on various initiatives related to open hardware tools, open standards, and open voice technologies, aiming to empower users and foster innovation in the smart home ecosystem.