STEP 1
newreality/simplevirtualreality
It works on PC - Win / iOS / Linux (UBUNTU,MINT,Raspbian)
only Python 2.7 and Pygame library
testing visualisation (perspective, stereographics) an simple 2D/3D plugins
STEP 2
newreality/octopusengineLab
First "hardware" with Raspberry Pi and Arduino Nano (as I2C slave)
testing reading analog values, data transfer, next: "gyro" xyz sensor
STEP 2
newreality/unity3d
3d models + software & C-sharp scripts
Project web site: www.newreality.eu
edition start-a123 is running on PC-WIN, MAC-iOS, Linux (UBUNTU, MINT, Debian) and Raspberry Pi 3 too!
+it is only Python 2.7 and pygame library
octopusengine for New reality: https://www.octopusengine.org/mediawiki/index.php/Main_Page