Content management infrastructure provider Aptrix has released Version 4.1 of its Content Server Domino Edition, enhancing Aptrix's ability to provide on-demand solutions to both enterprise and small to medium-sized customers. Aptrix's on-demand solutions scale horizontally and have the flexibility to adapt to immediate business needs. Aptrix Content Server Domino Edition 4.1 includes a greatly enhanced browser-based user interface. Better user interface functionality allows content contributors and administrators to collaborate online, with internal and external organizations. In addition, Aptrix offers a version of the Aptrix Content Server that integrates with IBM DB2 Content Manager wherein DB2 performs as the database engine.