Legend App and Usefulness in Noting and Designing with Structured Contents

Legend App has been around for many years, originally known as Moo.do. Not common in search engine results but it is extremely useful.

Some powerful features:

• E2EE, client-side encrypted, your data is quite totally safe as it never leaves your computer unencrypted with the key only in your hand
• Quick shortcut keys for editing the structure easily and conveniently
• Multiple panes with trees for drag-n-drop at far locations in doc
• The filter feature can filter out quickly tasks in the doc tree
• Tags can be placed anywhere to mark the locations
• Search feature is always ready as a resort to find things
• Fully separated backups can be stored on cloud drive, eg. G Drive

The multi-pane feature is very friendly and useful if one has use Norton Commander or Midnight Commander before. Legend App is totally free with some more useful pay-to-use features.