The user properties tutorial explains how to specify user properties at the global level, and use them to customize your architecture
Groovy tutorials
These tutorials are about Groovy modules.
The groovy tutorial is based on the first tutorial, but one of the modules is implemented in Groovy. Alternatively, if you want to do the same tutorial without having to do the first tutorial first, go to groovy tutorial from start
C tutorials
These tutorials are about native C modules.
The basic C tutorial is based on the first tutorial, but one of the modules is implemented in C
The advanced C tutorial is based on the basic C tutorial, but the native module used a configuration
Python tutorials
These tutorials are about Python modules.
The python tutorial is based on the first tutorial, but one of the modules is implemented in Python