The module contained in the DevExpress.ExpressApp.ViewVariantsModule.v20.2.dll assembly.
The View Variants Module comprises a single DevExpress.ExpressApp.ViewVariantsModule.v20.2.dll assembly. This assembly contains classes and services that allow end-users to choose between several customized variants of the same View at run time. This assembly represents a module, since it contains the ViewVariantsModule class - a descendant of the ModuleBase class.
The ViewVariantsModule class exposes properties whose values determine the general behavior of the view variants functionality. To customize these properties, select the ViewVariantsModule component in the Application Designer's Modules section, and use the Properties window.