The 2.13 version of ATX 2009 is provided as a free download on our website. The actual developer of the free program is TresCom. The most popular version among the program users is 2.1. ATX 2009 relates to Games.
From the developer:
ATX is a modification for the PC game Trespasser meant to provide a slew of extra features to the game, including new cheats, dino options, graphical optimizations, technical help, and mostly, level-design addons. It consists of a DLL, a single executable hack, and few other essential files.ATX allows level designers to use supplemental ActionTypes in their levels and combines many new features as well as a few older ones into a single package.
You may want to check out more software, such as ATX Document Manager, GX-2009 Config or MindMapper 2009 Plus, which might be related to ATX 2009.