synaptic 0.91.3 (s390x binary) in ubuntu lunar

 Synaptic is a graphical package management tool based on GTK+ and APT.
 Synaptic enables you to install, upgrade and remove software packages in
 a user friendly way.
 .
 Besides these basic functions the following features are provided:
  * Search and filter the list of available packages
  * Perform smart system upgrades
  * Fix broken package dependencies
  * Edit the list of used repositories (sources.list)
  * Download the latest changelog of a package
  * Configure packages through the debconf system
  * Browse all available documentation related to a package (dwww is required)