Need to upgrade your Studio 5 install to recognize CFMX tags/functions? Go here:
http://www.macromedia.com/software/coldfusionstudio/productinfo/resources/tag_updaters/
Looking for custom extensions to Studio/HS+? You may not realize this but it is very easy to add extensions to Studio/HS+. For example, I built a browser tool that lets you browse/download UDFs from CFLib directly in the editor. For more tools like this, go here: