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OutWiker vs CherryTree: catalog facts
OutWiker	CherryTree
Free Free and open source under the GPL-3.0 license.	Free Free and open source under the GPL.
Windows, Linux	Windows, Linux
Stores the note tree as regular directories Supports attachments, tags, and page links	Hierarchical nodes, so deep structures stay organised rather than flat Rich text and syntax-highlighted code in the same document, including codeboxes
Officially listed for Windows and Linux	No official macOS build No built-in sync; you supply Syncthing, Nextcloud or similar
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: GPL-3.0
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 October 8, 2026	Official website Full listing and sources Checked September 21, 2026

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