popsneakerconfig allows you to comfortably manage the configuration file popsneakerrc. It allows you to create rules with a wizard, and can optimize your rules and highlight invalid rules. It can precheck whether your rules are doing what they are supposed to do. Searching in rules and importing new rules is also very easy. It is available in both English and German.
APD is a general purpose non-interactive PHP profiler/debugger that produces formatted strace/truss type reports. APD supports full stack backtraces via calls similar to croak() in Perl's carp. APD is a Zend Extension and is designed to provide timing with the minimal performance impact. APD supports varying levels of debugging and can be turned on/off in individual scripts.