DirSize
DirSize - The command line directory reporting tool
...) or directories (-sd) is will show the SizeMap. If sorted by file counts (-sf) the map will change to show a visual representation of the number of files per subdirectory, sorted from high to low.
This is a single executable JAR file. While you will need Java installed, there is no need to install this program. Just download the JAR file, please it somewhere convenient, and execute it from the command line:
java -jar dirsize.jar
See https://github.com/frossm/dirsize for details