I've written a basic map app with Dojo and Openlayers (using titlebar , toggle buttons , checkbox tree and some more). I've seen ArcGIS JS Api has nice tooltip / balloon and GeoExt has nice Legend ...
I'm looking for some functionality beyond what ESRI already provides in the JSAPI. For example, the ability to display the LOD in a tooltip on the zoom control. It seems like there should be a ...