Features:

- Tree view, drag-and-drop to reorder.

- An easy-to-use text editor that supports Markdown.

- Supports full-screen mode, lets you focus on writing.

- Docs can be exported as Image, PDF, Word, HTML, etc.

- Support whiteboard mode, in which you can add any note, table, kanban and other information.

- Auto save while editing. You can backup all docs as a single file and restore from it later.

- Add memo for each doc.

- Focus on one node of the doc tree.

- Search in all docs.

- Darkmode support.

- Data can be backed up automatically, and import and export are supported.

Supported Operation System:

• OS X 10.11 or later

• Apple Silicon or Intel Core processor

Mac App Store: http://apps.apple.com/app/wonderpen/id1173437104