The DHTMLX library supplies customizable components to help you build interfaces of different kinds, nicely present data and work with it. There are layouts, data-processing components, typical form-inhabitants, handy navigation elements for surfing an app and fairly all-sufficient macro widgets.
The Suite package contains a large set of components your need to create a user-friendly and attractive application.
This is documentation for Suite v6.0 and upper! You can also read documentation for version 5.X.
Task-oriented complex UI components will help you to accomplish a particular goal much easier.
These are separate components that are not included into the Suite library.