hexdump

Ubuntu bsdmainutils package.

od alternative with better defaults, but not POSIX 7.

Uses saner hexadecimal defaults.

hd has even saner defaults.

View bytes in hexadecimal.

echo -n abc | hexdump -C

Options:

• -C: see bytes in hexadecimal
• -n32: only 32 bytes
• -s32: start at byte 32
• -v: show duplicate lines
• -e '1/1 " %02X"': format string