Webix is a JavaScript/HTML5/CSS3 UI toolkit for developing complex and dynamic cross-platform web applications.

[2][3] Webix consists of GUI controls, widgets, complex widgets and online tools: Snippet Tool, Form Builder, and Skin Builder.

[4] All widgets support drag and drop,[5] offline storage and synchronization, dynamic data loading and paging.

Webix PRO is available under a commercial license and includes extra functionality: 100 widgets and controls, plus 300 locales.

The following features are included: additional DataTable functionality, saving and restoring application state, extra styling and customization, ability to use complex widgets: Pivot, Kanban, Spreadsheet, File Manager, and Scheduler.