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FlashSpace vs AeroSpace: catalog facts
FlashSpace	AeroSpace
Free Free, with source published on GitHub.	Free Free and open source.
macOS, Command line	macOS
Fast workspace switching without macOS Spaces animations Command-line tool for scripting	i3-style tiling on macOS Keyboard-driven control
macOS only Different model from native Spaces takes some setup	Tiling workflow takes time to learn macOS only
Downloadable app	Downloadable app
Open source	Open source
License not stated	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked September 23, 2026

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