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Rnote vs Lorien: catalog facts
Rnote	Lorien
Free Free and open source, with optional sponsorship of the developer.	Free Free and open source under the MIT licence.
macOS, Linux	Windows, macOS, Linux
Pressure-sensitive stylus input with configurable strokes Imports and annotates PDFs and images	Infinite canvas for freeform sketching and notes Stroke-based storage keeps save files small
Native file format is unstable between versions macOS builds come from a separate project	Not a bitmap painting program Deliberately limited feature set
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: MIT
No account needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked October 2, 2026

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