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Iotas vs Nextcloud Notes: catalog facts
Iotas	Nextcloud Notes
Free Free and open source under the GPL-3.0 or later.	Free Free and open source.
Linux	Web, Self-hosted
Fast Nextcloud Notes sync with offline editing Optional Markdown with a formatted view and task lists	Notes stored as plain files on your own server Markdown editing in the Nextcloud web interface
Notes are stored in SQLite, not plain files Export to PDF, ODT and HTML is still in preview	Requires a Nextcloud server Deliberately simple compared with full note apps
Downloadable app	Self-hosted
Open source	Open source
License: GPL-3.0-or-later	License not stated
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 October 1, 2026	Official website Full listing and sources Checked September 23, 2026

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