Rectangle Pro 3.0.41 macOS

Features:
16 window sizes & positions
No need to remember a ton of keyboard shortcuts, but those are all here, too
Keyboard shortcuts
Drag windows to screen edges to snap
Move and resize by holding a key and moving your cursor
Snap windows under your cursor, even if not in focus
Custom shortcuts for any size & position
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*** You need to disable the System Integrity Protection (SIP) to perform the selected Application.
Compatibility:macOS 10.15 or later