Monkkee - Keep a private journal securely on the Internet – to provide a convenient user experience your...
Freeplane - Freeplane is a powerful and free software for building mind maps.
The Guide - The Guide is a two-pane outliner - a program that allows you to arrange text notes in a tree-like...
Linked Ideas - A macOS/iOS apps to treat ideas as links of concepts.
Scrapbox - A new style of note-taking that lets you create, discuss, and learn together in one self-organizing space.
OmniOutliner - OmniOutliner is a writing app for collecting information, outlining ideas, adding structure to any sort of writing.