Tasker - Tasker is an application for Android which performs Tasks (sets of Actions) based on Contexts...
My Devices - Drag and drop IoT project builder for Raspberry Pi
AutomateIt - Automate Your Android!
ioBroker - flexible and modular application for the IoT and Smarthome
Automate - Automate various tasks on your Android smartphone or tablet.
Nim Home Assistant (NimHA) - Nim Home Assistant is an open-source home automation platform running on Nim.