fileicon

Set and manage custom icons for files and folders on macOS

brewmacoslinux

Try with needOr install directly

About

macOS CLI for managing custom icons for files and folders

fileicon

Set a custom icon for a file from an image$ fileicon set /path/to/file /path/to/icon.png

Remove the custom icon from a file$ fileicon rm /path/to/file

Get the icon from one file and apply it to another$ fileicon get /source/file -o icon.icns && fileicon set /target/file icon.icns