nnn binary package in Ubuntu Focal arm64

 nnn is a fork of noice, a blazing-fast lightweight terminal file manager
 with easy keyboard shortcuts for navigation, opening files and running tasks.
 nnn toppings
 .
  - Show details of the currently selected file (stat, file)
  - Disk usage analyzer mode (within the same fs, doesn't follow symlinks)
  - Directories first (even with sorting)
  - Sort numeric names in numeric order
  - Case-insensitive alphabetic content listing instead of upper case first
  - Key - to jump to last visited directory
  - Roll over at the first and last entries of a directory
  - Removed navigation restriction with relative paths
  - Sort entries by file size (largest to smallest)
  - Shortcut to invoke file name copier

Source package