All required files, both .scad files for 3D Models aswell as the source files for the Arduino programming and the circuit plans for custom electronics (motor controller, special sensors, display etc.)
For documentation, see the "documentation" folder. Most importantly the scematics can be found under "KiCAD".
To program a robot, open Eclipse with working AVR Plugin, and "import existing project", with the folder being EclipseWS/Zephyr_Functional The used PORTS can be changed inside the Code/System/Robot.h file.