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yabai vs Amethyst: catalog facts
yabai	Amethyst
Free Free and open source under the MIT licence.	Free The open-source application is available without a license fee.
macOS, Command line	macOS
Automatic tiling with binary space partitioning, so windows never overlap Fully scriptable through a command-line interface	Tiling layouts with keyboard navigation
Some features require partially disabling System Integrity Protection macOS only	Requires macOS accessibility permissions.
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: MIT
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked September 22, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.