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Guides on tidying up the macOS menu bar.
Hidden Bar on Mac: how it hides icons, and how to get them back
Hidden Bar on Mac hides menu bar icons by widening a separator. Here is what that means in practice, the three gestures that cover daily use, the settings worth changing, and the macOS versions each free tool supports.
Hidden Bar vs Ice: how to pick a free menu bar manager
Hidden Bar vs Ice, compared on the things that actually decide it: where you get them, how updates arrive, what happens after an icon is hidden, and which macOS versions they run on.