Install wxhexeditor by entering the following commands in the terminal:
sudo apt update sudo apt install wxhexeditor
Description:
hexadecimal editor for massive files
wxHexEditor is a hexadecimal file editor suitable for editing very big files. Supported file size is up to 2^64 bytes.
Homepage: http://sourceforge.net/projects/wxhexeditor
Version: 0.23+repack-2ubuntu1
Section: universe/editors