Keka
Info
Keka is a full featured file archiver that can compress as many files as you want in a bunch of formats. Just drop the files you want to compress to the Keka icon in the Dock or the main window.
Also Keka can extract lots of compressed files, from Zip and 7z to Rar archives, even parted ones. Just double click on those files and they will be extracted using Keka, or drop them to the icon in the Dock or the main window.