by Scand Cross-browser JavaScript Tree Menu with rich API, AJAX support, in-line node editing and drag-n-drop capabilities. Some special techniques allow the tree to work effectively with large amounts of data and handle almost unlimited number of nodes.
by Scand dhtmlxMenu is a customizable JavaScript menu with high functionality, XML support, cross-browser compatibility and rich API. You can freely define visual menu appearance and complexity by simply changing menu parameters. Free for non-commercial use.