Monkkee - Keep a private journal securely on the Internet – to provide a convenient user experience your...
Joplin - Joplin is a free, open source note taking and to-do application, which can handle a large number of notes organised into notebooks. The notes are searchable, tagged and modified either from the applications directly or from your own text editor.
The Guide - The Guide is a two-pane outliner - a program that allows you to arrange text notes in a tree-like...
OneNote - Get the OneNote app for free on your tablet, phone, and computer, so you can capture your ideas and to-do lists in one place wherever you are. Or try OneNote with Office for free.
Scrapbox - A new style of note-taking that lets you create, discuss, and learn together in one self-organizing space.
Standard Notes - A safe place for your notes, thoughts, and life's work