Apper - KDE has been discontinued. Similar apps include Bazaar App Store, which is free and open source. Other options are Synaptic, GNOME Software, Discover and bauh. In total there are nine Software Installers like Apper - KDE for Linux.
Bazaar is a new app store for GNOME with a focus on discovering and installing applications and add-ons from Flatpak remotes, particularly Flathub. It emphasizes supporting the developers who make the Linux desktop possible.
United States
Synaptic is a graphical package management program for apt. It provides the same features as the apt-get command line utility with a GUI front-end based on Gtk+.
United Kingdom
Software lets you install and update applications and system extensions.
United States
Utility for KDE's Plasma desktop environment for browsing, installing, and removing applications, implemented as an app store like application.
Germany
EU
bauh (ba-oo), formerly known as fpakman, is a graphical interface for managing your Linux software (packages/applications). It currently supports the following formats: AppImage, ArchLinux repositories/AUR, Flatpak, Snap and Web applications.
A D-Bus abstraction layer that allows the user to manage packages in a secure way using a cross-distro, cross-architecture API.
