For module hardware details have a look at: Myon I.
For information on how to build images for Windows 10 IOT see Windows 10 IoT.
OS-Images and Tool-Chains for Linux and Android can be found at: Linux (Android,Debian,U-Boot,...).
Please do not hesitate to contact Keith & Koep to ask for other supported Operating Systems.
Windows Embedded Compact 10 IOT
Windows 10 IoT
How to deploy a Win IoT Core Image
Other Myon OS-images