OOUI

OOjs UI (Object-Oriented JavaScript – User Interface) is a library that allows developers to rapidly create front-end web applications that operate consistently across a multitude of browsers.

The OOjs UI library contains OOjs UI is available as a library in MediaWiki Core as of version 1.23. The library was originally created for use by VisualEditor, which uses it for its entire user interface. In MediaWiki 1.25 OOjs UI implements a "MediaWiki" theme closely aligned with the Mediawiki.UI CSS appearance. Interfaces built within MediaWiki use this theme instead of the Apex theme.
 * a set of ready-to-use widgets, layouts, and windows that can be instantiated directly or easily extended,
 * a server-side component that generates compatible output in PHP for cases where JavaScript is not supported,
 * elements that can be easily mixed and matched to create custom user interfaces.
 * About the Library
 * Creating interfaces programmatically
 * OOjs Primer
 * Elements
 * GroupElements
 * FlaggedElements
 * Widgets
 * Icons, Indicators, and Labels
 * Buttons and Switches
 * Selects and Options
 * Inputs
 * Popups
 * Progress bars
 * Layouts
 * Fields and Fieldsets
 * Forms
 * Stacks and Panels
 * Booklets and Pages


 * Windows
 * Dialogs
 * Process Dialogs
 * Message Dialogs
 * Window Managers
 * PHP examples