This is the hexed project, a command line HEXadecimal file EDitor.
It uses some simple commands to view, edit and save a file. It was written to be easily called from shell scripts.
The first use is to edit the file with command line arguments at the prompt. These are simple instructions like
hexed -e 100 1 2 3 4 file
and
hexed -d 0 104 file
where (-e) enters values at the offset 0x100 (256) and (-d) dump the values from 0 to 0x104 (260).
The second use is as a editor with the file loaded into memory and worked on until it is saved or closed (Not yet available).
Command list:
Copy & Copy overwrite
Dump
Enter
Insert
Move & Move overwrite
Remove
Word size