Plugin for 3ds max, developed in maxscript.

This script allows you to assign selected objects of materials randomly picked from a list.

Video demonstration and comparison with the integrated functions of 3dsMax:
https://youtu.be/i35hZyv45hU 

How to use:
Once the script is installed, enter the materials in the list with the "add" button, make a multiple selection of objects in the scene and press the "Assign Materials" button.