Google Keep is recommended for individuals who need a basic, user-friendly note-taking tool without excess features. It is particularly beneficial for users who are frequent users of other Google services, as it offers seamless integration. It's an ideal choice for students, professionals, or anyone needing to keep quick, organized notes and lists.
GitHub Visualizer - Enter user/repo and see the project visually
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.
CodeFlower - CodeFlower visualizes source code repositories using an interactive tree.
Evernote - Bring your life's work together in one digital workspace. Evernote is the place to collect inspirational ideas, write meaningful words, and move your important projects forward.
Codeology - Open-source algorithm that visualizes GitHub projects
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.