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Jotty vs Note Mark: catalog facts
Jotty	Note Mark
Free Free and open source under the AGPL-3.0 licence.	Free Free and open source; the developer accepts donations.
Web, Self-hosted	Web, Self-hosted
Plain Markdown files, no database Checklists and Kanban projects in one app	Minimal and fast web interface Self-hosted, so notes stay on your server
Needs a server to host it Kanban and time tracking are lighter than dedicated project tools	You need to run and maintain your own server Smaller feature set than larger note platforms
Self-hosted	Self-hosted
Open source	Open source
License: AGPL-3.0	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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