CherryTree is an hierarchical note taking application, featuring rich text and syntax highlighting, storing data in a single xml or sqlite file. Developed by Giuseppe Penone
License: Open Source
CherryTree is a free, open-source note-taking application focused on hierarchical organization and rich text editing, making it ideal for structured note-taking. Quiver, on the other hand, caters to programmers and technical users with its Markdown support and rich media capabilities, but it requires a paid license and may have a steeper learning curve.