xxd

Create a hexadecimal representation (hexdump) from a binary file, or vice-versa. More information: https://manned.org/xxd.

xxd input_file

xxd input_file output_file

xxd -a input_file

xxd -c 10 input_file

xxd -l 32 input_file

xxd -p input_file

xxd -r -p input_file output_file