IXP-Manager is built upon a PHP-framefwork that support skinning. docs.ixpmanager.org/features/skinning. The file ssh-env-git contains env for git for loading the correct ssh key for github. Use source ssh-env-git to load this.
The catalog sonix is checked out at /srv/ixpmanager-sonix-skin and symlinked to /srv/ixpmanager/resources/skins/sonix
The catalog public is a subset of files (sonix files) from /srv/ixpmanager/public this is for tracking of files only (manually copying is required)
The original files can be found in the IXP-Manager source located in /srv/ixpmanager/resources/views. These files can be copied and modified to our pleasing.