How do I edit .gxt2 files?
with what program can i edit .gxt2 files correctly?
Export the .gxt2 file as .oxt with OpenIV (right-click), edit it using any text editor and import back.
The OpenIV devs even have a tutorial for this:
@Unknown-Modder Thank you verry much. By the way, I replaced a default vehicle's name and now the game crashes on start-up, have i done anything wrong?