IPSW Downloader (Zig)

Build/run:

zig build run -- -d iPad1,1 -o latest.ipsw

Options:

• -d / --device : required device identifier (e.g. iPad1,1)
• -o / --output : optional output file name (defaults to the IPSW filename)

This program fetches the Apple client-check version plist, looks up the given device id, and downloads the IPSW showing progress using std.Progress.Node.

vfdecrypt (Zig)

Build/run:

zig build run-vfdecrypt -- -i input.dmg -o output.dmg -p "password"

Options:

• -i : input file (required)
• -o : output file (required)
• -p : passphrase (optional if -k is provided)
• -k : hex key (AES key + HMAC key) (optional if -p is provided)
• -v : verbose header output