When IMVU developers (called "Creators") upload a 3D mesh, texture, or animation to the platform, IMVU’s servers do not store it as a standard .obj or .png file. Instead, the platform wraps all assets into a proprietary container format called (pronounced "chicken").
: Studying how experienced creators structure their products to improve one's own IMVU Create Modification imvu chkn extractor
If you want to create or modify 3D content for IMVU, there is a safe, legal path: When IMVU developers (called "Creators") upload a 3D
The raw binary for a texture is often DXT1/DXT5 compressed (DirectDraw Surface). The extractor converts this to a viewable PNG. The raw mesh data is often in a custom IMVU vertex format (positions, normals, UVs). The extractor maps this to a standard Wavefront OBJ file. The extractor converts this to a viewable PNG
Instead of stealing someone’s dress, learn to model your own. There are thousands of free tutorials on YouTube, Blender, and Sketchfab. It’s more rewarding and 100% legal.