JDIFF is a program that outputs the differences between two binary files, either in binary format or in human readable format (detailed or summarized) and then allows to reconstruct the second file from the first one and the diff-file.
pkgin is aimed at being an apt / yum like tool for managing pkgsrc binary packages. It relies on pkg_summary(5) for installation, removal and upgrade of packages and associated dependencies, using a remote repository.
rpmdiff is a utility to create a binary patch from one version of an rpm to another. This binary patch can then be distributed to end-users of a distribution who have installed the first version of the rpm and they will be upgraded to the second version.
DEPRECATED - This is now hosted at https://github.com/Yeraze/ytnef
ytnef is a program to work with procmail to decode TNEF streams (winmail.dat attachments) like those created with Outlook. Unlike other similar programs, it can also create vCalendar/vCard entries from meeting requests, address cards, and task entries.
This utility converts Motorola S-record files (namely .S19 files) to binary files and vice-versa. It has several useful features that allow full manipulation of record addressing and output file size.