petxd is an xxd-like hex dumper that outputs using a Unicode/PETSCII representation - when used in a terminal or console with our C64 Pro Mono font, the result is a pleasing and familiar PETSCII rendition of whatever binary data you are inspect
elsfv verifies file presence and checksums against .sfv/.srr files, reporting on matches, mismatches, and missing files. For .srr files it is additionally possible to extract certain metadata contents to replace mismatched or missing files.