DhtmlxGrid is a Ajax-enabled JavaScript grid control that provides professional solution for representing and editing tabular data on the web. DhtmlxGrid allows easy implementation of nice looking (managed through css or predefined skins) DHTML tables with rich in-cell editing, fixed multiline headers/footers, resizable, sortable and draggable columns. Numerous event handlers let you add necessary interactivity to grid-based interfaces. Smart Rendering technology and built-in paginal output allow this data grid to work effectively with huge datasets.

Requirements: Internet Explorer 5.0+, Mozilla 1.4+, FireFox 0.9+, Safari 2.0+
Demo: http://dhtmlx.com/docs/products/dhtmlxGrid/
License: GPL License