ExtJS Ecosystem Continues to Expand
ExtTLD is a JEE tag library for ExtJS. It enables content assist documentation and integration with Java based frameworks. Developers can describe their interfaces declaratively using XML. ExtTLD will translate the markup into ExtJS interface objects. ExtTLD validates field properties of the XML interface description.
Two promising solutions in the ColdFusion space are in early development: cfExt by Dan Vega and ColdExt from Justin Carter. Cold Fusion 8.0 shipped with Ext JS 1.0 but since then the library has gone to 2.0, a dramatic improvement. These tools allow Cold Fusion developers to interface with the latest Ext JS while staying in Cold Fusion's tag library.
A plugin also exists for Ruby on Rails. The Ext Scaffold Generator Plugin provides a jump start for developing CRUD based applications with Ext JS and Ruby on Rails. According to GL Networks' website: