tweak: tweak (ncurses-based hex editor, with emacs-like keybindings)
tweak:
tweak: Tweak is a hex editor. It allows you to edit a file at very low
tweak: level, letting you see the full and exact binary contents of the
tweak: file. It can be useful for modifying binary files such as executables,
tweak: editing disk or CD images, debugging programs that generate binary
tweak: file formats incorrectly, and many other things.
tweak:
tweak: Tweak uses a complex data structure based on B-trees, designed to
tweak: make almost all editing operations extremely fast, even when they
tweak: are working on huge amounts of data.