GoLocalBot. The project is closed - Platform for volunteers, NGOs, activists and crowdmapping.
ioBroker - flexible and modular application for the IoT and Smarthome
GivingWay - Travel the world, do some good.
Home - Securely control all your HomeKit accessories from your favorite iOS device.
Volgistics - Volgistics is a volunteer management software solution, that helps to manage volunteers through the entire volunteer cycle.
Domoticz - Domoticz is a lightweight Home Automation System