MongoDB - MongoDB (from "humongous") is a scalable, high-performance NoSQL 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.
Redis - Redis is an open source in-memory data structure project implementing a distributed, in-memory key-value database with optional durability.
MyCase - Practice More, Manage Less.
SAP HANA - SAP HANA is an in-memory, column-oriented, relational database management system.
PracticePanther - PracticePanther offers CRM, invoicing, time tracking and communication solutions for law firms.