SONAR is an open source quality management platform, dedicated to continuously analyze and measure source code quality, from the portfolio to the method.
The best benchmark for a piece of graphics hardware is your own actual application, not some marketing benchmark number claimed by some hardware vendor hyping their own hardware.
Cobertura is a free Java tool that calculates the percentage of code accessed by tests. It can be used to identify which parts of your Java program are lacking test coverage. It is based on jcoverage.
This tool is designed to beautify PHP code, applying most of the PEAR standard requirements to it. It can even process really scrambled scripts, e.g. all code in one line, and thus may help you to get scripts into a more readable form.
T. Omori, и K. Maruyama. MSR '08: Proceedings of the 2008 international workshop on Mining software repositories, стр. 31--34. New York, NY, USA, ACM, (мая 2008)