The compression window with password encryption, next to a queue of running archive jobs
Keka's Finder right-click menu for compressing and extracting, with its Finder extension settings
Compression settings next to a DMG creation window

Why it's here

Not for

Anyone who only ever opens ZIP files. Finder already handles those.

About Keka

Keka creates and opens ZIP, 7z and many other archive formats, extracts RAR, and can split archives into parts and protect them with a password. Drop files on its Dock icon and it gets on with it without opening a window.