A def file extension is related to the id Tech 6 video gaming engine. A def file contains video card settings.
DEF file extension - id Tech 6 video settings
What is def file? How to open def files?
File type specification:
The def file extension is associated with the id Tech 6 a video gaming engine, developed by id Software for Doom (Doom 4, Doom 2016) video game.
The def file contains video card (graphic card) settings. These files are included in *.resources game archive.
The default software associated to open def file:
Company or developer:
id Software LLC
DOOM returns as a brutally fun and challenging modern-day shooter experience. Relentless demons, impossibly destructive guns, and fast, fluid movement provide the foundation for intense, first-person combat – whether you’re obliterating demon hordes through the depths of Hell in the single-player campaign, or competing against your friends in numerous multiplayer modes.
List of recommended software applications associated to the .def file extension
Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open def file, edit def file, convert def file, view def file, play def file etc. (if exist software for corresponding action in File-Extensions.org's database).
Settings file type for software that use def file - id Tech 6 video settings
Programs supporting the exension def on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about Doom (Doom 4) for settings def file action.