AppImages are self-contained applications which can simply be downloaded, made executable, and t run on almost any GNU/Linux distribution. Their ease-of-use has won me over.
► https://www.appimagehub.com/ – AppImageHub
► https://github.com/TheAssassin/AppImageLauncher – AppImageLauncher
► https://www.appimagehub.com/p/1298369/ – AppImage Installer (404)
► https://www.appimagehub.com/p/1355468/ – App Outlet