I was watching a video of a guy making a zipper, and he has this reference image that is always in the bottom-right corner, is it some plugin/add-on? : r/blender
Demo] Procedural Zipper in 3D space - blender animation nodes; noding product - YouTube
Zipper Modeling and animating [ Time-lapse ] - YouTube
BlenderKit: Download the FREE Zipper brush
modeling - how to bend a zipper to the contour of a jacket? - Blender Stack Exchange