In the Alias directory, there is a directory called ODS (an abbreviation for Open Digital Studio):
Inside the directory are three directories relevant to the API:
Compiling code for either OpenModel or OpenAlias is straightforward and the process can easily be understood when reading the example Makefiles in:
c:\Program Files\Autodesk\Alias2013\ODS\OpenModel\examples or ODS\OpenAlias\examples (Windows).
/Applications/Autodesk/Alias2013/Alias.app/Contents/Resources/ODS/OpenModel/examples or ODS/OpenAlias/examples (Mac)
However below are detailed the important concepts.