Amethyst vs Apple iWork

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.

Apple iWork is a suite of productivity applications comprising Pages (word processing), Numbers (spreadsheets), and Keynote (presentations). The suite is available free on all Apple platforms and includes real-time collaboration via iCloud. iWork supports import and export of Microsoft Office formats.