If you have 100+ Z3D files (common in game asset extraction), use Blender’s command line mode with the plugin. Write a simple Python script that iterates through a directory, imports each Z3D, and exports as FBX or glTF. This turns the plugin into a bulk conversion engine.
Some versions specifically support ZModeler v1.x files, with source code partially based on ZModeler 2. How to Install the Blender Z3D Plugin blender z3d plugin
The plugin is primarily an that handles complex data structures beyond simple geometry: If you have 100+ Z3D files (common in