Below are a few of the various home automation projects I've put together over the years. None of the individual elements are overly complex, but the system as a whole makes life easier.
DAKBoard Kitchen Calendar
RasPi-Based WOL (Wake-on-LAN) Generator
Arduino Z-Uno Z-Wave Bridge
In-Wall Roomba Blockers
Arduino Analog Insteon Bridge
Somfy SDN & RTS BACnet Integration
Motorized Tilt-Out Windows
EnOcean Lighting Control
Security System Integration
Shower Temperature Sensor