MySQL - The world's most popular open source database
Clio - Clio provides a full suite of web-based practice management tools targeted specifically at the administrative needs of sole practitioners and small firms.
PostgreSQL - PostgreSQL is a powerful, open source object-relational database system.
MyCase - Practice More, Manage Less.
Microsoft SQL - Microsoft SQL is a best in class relational database management software that facilitates the database server to provide you a primary function to store and retrieve data.
PracticePanther - PracticePanther offers CRM, invoicing, time tracking and communication solutions for law firms.