shrink-backup is a bash script for backing up your SBC:s into an img file Version 1.2 Info updated: 20 Oct, 2024. shrink-backup   I made this script because I wanted a universal method of backing up my SBC:s into img files as fast as possible (with rsync), no matter what os is in use.   Supports backing up root & boot (if existing) partitions. Data from other partitions will be written to root if not excluded (exception for btrfs, all existing subvolumes in