FS25 I3D File Structure

Overview

I3D is GIANTS Engine's XML-based scene format. Understanding its structure is essential for all FS25 modding.

When to Use

• Reading or editing .i3d files
• Understanding the scene graph hierarchy
• Configuring materials, shapes, or collision masks
• Debugging node references and paths

I3D Coordinate System

I3D uses Y-up, right-handed coordinates:

• X = right
• Y = up
• Z = forward