xdelta
A delta encoding utility to generate and apply patches to binary files. tldr-pages
On several platforms
Several platforms
A delta encoding utility to generate and apply patches to binary files. For the modern version (v3), see xdelta3.
Generate a patch (delta) between two files
xdelta delta path/to/old_file path/to/new_file path/to/patch_fileIdentifyApply a patch to an old file to reconstruct the new file
xdelta patch path/to/patch_file path/to/old_file path/to/new_fileIdentifyGenerate a patch with a specific compression level
xdelta delta -0..9 path/to/old_file path/to/new_file path/to/patch_fileIdentify