Stephen Kellett wrote in to let us know about some new software tools for working with PHP that are in beta testing now for the Windows environment.
Software Verification has released its PHP software tools into beta status. The software tools provide flow tracing, code coverage and performance profiling for PHP 4 and PHP5. No code modification is required. The software tools run on Windows NT 4.0, 2000, XP and above.
If you'd like to sign up and become a beta tester for this software, check out this page to contact them with your information.