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Folio vs KleverNotes: catalog facts
Folio	KleverNotes
Free Free and open source under the GPL-3.0.	Free Free and open source under the GPL-3.0 licence.
Linux	Linux
Almost WYSIWYG Markdown editing Native GNOME design	Markdown-based notes Native KDE application
Linux only, designed for GNOME No built-in sync described	Linux only Younger project than established note apps
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-or-later	License: GPL-3.0-or-later
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 1, 2026

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