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flatnotes vs Jotty: catalog facts
flatnotes	Jotty
Free Free to self-host from the public GitHub repository.	Free Free and open source under the AGPL-3.0 licence.
Web, Self-hosted	Web, Self-hosted
No database; notes are plain Markdown files Flat folder storage is easy to back up or sync	Plain Markdown files, no database Checklists and Kanban projects in one app
Requires running your own server Flat folder structure offers little hierarchy for large collections	Needs a server to host it Kanban and time tracking are lighter than dedicated project tools
Self-hosted	Self-hosted
Open source	Open source
License not stated	License: AGPL-3.0
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 September 24, 2026	Official website Full listing and sources Checked October 2, 2026

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