Ncdu a NCurses Based Disk Usage Analyzer and Tracker.

ncdu (NCurses Disk Usage) is a command line version of the most popular du command. It is based on ncurses and provides a fastest way to analyse and track what files and directories are using your disk space in Linux. It provides an excellent ncurses based interface to display the information in more intuitive way like columns for how much disk space used in megabytes, gigabytes and graphical bar usage, file/directory names, file deletion, refresh, etc