ncdu - A disk usage analyzer with an ncurses interface, aimed to be run on a remote server where you...

Clio - Clio provides a full suite of web-based practice management tools targeted specifically at the administrative needs of sole practitioners and small firms.

Gdu - Gdu is one of the smart open-source disk analyzers specially designed for Linux that provides you complete information related to the disk space.

MyCase - Practice More, Manage Less.

Baobab Disk Usage Analyzer - Baobab Disk Usage Analyzer is one of the light-weight disk analyzers that offers you a chance to view and monitor the disk usage & folder structure without any hassle.

PracticePanther - PracticePanther offers CRM, invoicing, time tracking and communication solutions for law firms.