xxd old_file.bin > old.hex xxd new_file.bin > new.hex diff old.hex new.hex > patch.diff
What or Docker image are you currently using? Do you have root/sudo access on this machine?
xxd myfile.bin
# Cygwin: Re-run setup.exe and select 'xxd' from the 'Utils' category # MSYS2: pacman -S vim
Alpine is widely used for Docker containers. Because it prioritizes tiny image sizes, it excludes xxd by default. You can install it via the xxd package: apk update apk add xxd Use code with caution. xxd command not found
When a script uses sudo , sudo may not inherit the user's PATH. Use absolute path:
If you want to turn text into hex like xxd does:
FROM ubuntu:22.04 RUN apt-get update && apt-get install -y xxd COPY . /app WORKDIR /app CMD ["./build.sh"]
If the standalone package is unavailable on older versions, install Vim instead: sudo apt install vim-common Use code with caution. CentOS / RHEL / Rocky Linux / Fedora xxd old_file
To see a hex dump of a file named example.bin :
xxd works seamlessly with other command-line tools:
The od command is part of the GNU Coreutils package and is almost always available: od -tx1 -An filename.bin Use code with caution. 3. Using Python
You could also install the full Vim editor: Because it prioritizes tiny image sizes, it excludes
If you are working in a restricted environment where you cannot install new packages (such as a locked-down production server), you can achieve similar hex-viewing functionality using tools that are usually pre-installed:
fi
yay -S xxd