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ExcalidrawZ vs Lorien: catalog facts
ExcalidrawZ	Lorien
Free Available on the App Store and as a direct download from GitHub.	Free Free and open source under the MIT licence.
macOS, iOS	Windows, macOS, Linux
Local-first file library with history and search Works with standard Excalidraw files	Infinite canvas for freeform sketching and notes Stroke-based storage keeps save files small
Apple platforms only License and pricing for optional AI features are not detailed	Not a bitmap painting program Deliberately limited feature set
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: MIT
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 October 2, 2026

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