To use these, unzip the file and drag 'n drop the garrysmod_colorable_npcs-main into C:\Program Files (x86)\Steam\steamapps\common\GarrysMod\garrysmod\addons This will make all of the NPCs in Garry's ...

GMod NPC Sticky This addon for Garry's Mod allows you to "stick" or weld NPCs to moving objects. If an object moves, the "stuck" NPC will move along with it, maintaining its relative position.