Yes. UEFITool (open source), Aptio V UEFI Manipulation Tool (command line), and Intel Flash Image Tool (for FPT headers) are alternatives.
strongly advise creating multiple original BIOS dumps and comparing their hash values to ensure a perfect copy before attempting any modification. Mmtool Aptio 4500023 Top __exclusive__ mmtool aptio 4500023 top
He extracted it. It wasn't firmware. It was a log. Yes. UEFITool (open source)