dfc displays file system space usage using graphs and colors. In some ways, it is a modernized version of
df as it is able to use colors, draw graphs and export its output to different formats such as CSV or HTML.
dfc is a free software. You can freely download its sources from the files section.
Current release is version 3.1.1: download link
There is an official dfc mirror on GitHub
You can use this platform for any bug report or contributions if you don't feel like opening an account here.
A new dfc version is (finally) out: 3.1.0
This release has seen a major code refactoring, a port to Solaris and JSON export.
New bugfix release available: 3.0.3
Fixes some memory and minor security issues.