.ROT File Extension
File TypeHomeworld 2 Graphics File
What is a ROT file?
Graphics file used by Homeworld 2, a space-based real-time strategy game; may be used to store icons, 3D textures, and other graphics within the game; can include multiple images in a single file.
ROT files are not meant to be edited, but they can be modified with ROT Tool, which will cause the graphics to appear differently in the game.