Hidden Bar lets you hide your menu bar items. You can even configure the auto-hide time.
This menubar app keeps all your powerful switches in one place: Hide Desktop Icons, Dark Mode, Keep Awake, Screen Saver, AirPods Connect, DND and Night Shift.
Pingey sits in the menu bar. Click on the icon to see the status of all your websites. Or add separate menu bar items for your most important sites.
Superbar allows you to bring snippets, bookmarks, apps or system commands into your menu bar.