Art Technology Group's Dynamo (tm) is a proprietary application server that enables the development of Web applications using the Java programming language. The current version supports modules for e-commerce, content management, customer personalization, and more.

Dynamo users can employ a sophisticated JMS engine by utilizing the Open3.org E-Business Integration System. Plugging Open3.org into Dynamo permits developers to connect to Open3.org's integration system and connect to various external applications and data systems.