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Lorien vs ExcalidrawZ: catalog facts
Lorien	ExcalidrawZ
Free Free and open source under the MIT licence.	Free Available on the App Store and as a direct download from GitHub.
Windows, macOS, Linux	macOS, iOS
Infinite canvas for freeform sketching and notes Stroke-based storage keeps save files small	Local-first file library with history and search Works with standard Excalidraw files
Not a bitmap painting program Deliberately limited feature set	Apple platforms only License and pricing for optional AI features are not detailed
Downloadable app	Downloadable app
Open source	Closed source
License: MIT	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 1, 2026

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