A utility to download all (or specific sets of) Apple's iOS firmware using the IPSW Downloads API
Usage
$ ./allthefirmwares --help
Usage of ./allthefirmwares:
-c just check the integrity of the currently downloaded files
-d string
the location to save/check IPSW files.
Can include templates e.g. {{.Identifier}} or {{.BuildID}} (default "./")
-i string
only download for the specified device
-r redownload the file if it fails verification (w/ -c)
-s only download signed firmwares