Use Visual Studio 2010 to Develop PHP Applications <font size=-2><a href=http://www.lifemichael.com/en/?page_id=73 target=_blank>INFO</a></font>
Jcs.Software has developed the Vs.PHP IDE based on the well known visual Studio. You can get a free trial version for 30 days. The price of the full commercial version is $100. This IDE can be integrated either with the IIS7 or with an external one such as the apache web server.