Amethyst vs Things 3

Amethyst is a free, open-source tiling window manager for macOS inspired by xmonad. It automatically arranges application windows into non-overlapping layouts using keyboard shortcuts, without requiring System Integrity Protection to be disabled. Amethyst supports multiple layout algorithms including tall, wide, fullscreen, and column layouts.

Things 3 Award-winning personal task manager for Apple platforms with a focus on simplicity, natural project hierarchy, and a refined drag-and-drop interface.