DevExpress engineers feature-complete Presentation Controls, IDE Productivity Tools, Business Application Frameworks, and Reporting Systems for Visual Studio.
eXpress Persistent Objects™
XPO abstracts the database layer, keeping you completely in the object-oriented realm. XPO is flexible enough to help you solve a wide range of tasks, starting from simple WinForms, ASP.NET and WPF applications, all the way up to data services and complex n-tier solutions that are compatible with multiple database systems.