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Zim vs RedNotebook: catalog facts
Zim	RedNotebook
Free Free and open source.	Free The open-source software is available without a license fee. Hosting, hardware and…
Windows, Linux	Windows, Linux
Notes stored as plain text files you can edit elsewhere Pages created simply by linking to them	Supports tags, templates, images and document exports.
Uses its own wiki markup rather than Markdown Desktop only, with no built-in sync or mobile app	It is a local journal rather than a collaborative workspace.
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: GPL-2.0
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 23, 2026	Official website Full listing and sources Checked September 22, 2026

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