Either download or clone the repository, then go to the /book folder and edit all the HTML files in there to make your magazine. For more information please refer to the About section of this file, it will guide you to the Laker Compendium website where you will be able to find a huge set of instructions on how to developer your magazine.
Titanium Booker is a port from the wonderful Laker Compendium localted at https://github.com/ffranke/Laker-Compendium