This module comes with an executable script, github-create, that promises to be able to create Github repositories from the command line.
However, the following command
$ github-create \
--login ReneNyffenegger \
--token $PASSWORT_GITHUB \
--public \
--description "Create a Tree::Simple object in the sequence that it would be traversed 'depth first'" \
Tree-Create-DepthFirst