DHTMLX package has been updated to version 4.2. DHTMLX Suite JavaScript Component Library for Building Rich Web Apps.
dhtmlxSuite is a JavaScript library that provides a complete set of Ajax- powered UI components. Use dhtmlxSuite to build enterprise-level web apps with clean interface, fast performance, and rich user experience.
Review, Rate and View Demo of DHTMLX here:
http://www.softaculous.com/apps/js/libraries/DHTMLX