After the Deadline is no longer actively maintained and the hosted service has been shut down. All of the source code is available for download if you wish to run your own AtD server.
Searching for "SkyTest cracked exclusive" typically refers to unofficial, modified versions of the professional , which is used by aspiring pilots and air traffic controllers to prepare for airline screenings.
Some of the features that the cracked version of Skytest claims to offer include: skytest cracked exclusive