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RedNotebook vs Mini Diarium: catalog facts
RedNotebook	Mini Diarium
Free The open-source software is available without a license fee. Hosting, hardware and…	Free Free and open source under the MIT licence.
Windows, Linux	Windows, macOS, Linux
Supports tags, templates, images and document exports.	AES-256-GCM encryption of every entry No network access or telemetry
It is a local journal rather than a collaborative workspace.	No sync between devices Name change announced, so the branding will shift
Downloadable app	Downloadable app
Open source	Open source
License: GPL-2.0	License: MIT
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked October 1, 2026

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