*Viewsource
Is Viewsource is a web-based interface to Mozilla's static analysis tools, Dehydra and JShydra. Dehydra is used to analyze C/C++ source code and JShydra is used to analyze JavaScript. Essentially you would take source code and place it into the textbox provided in the web application and select either the JShydra or Dehydra button and view the output.
*GCC (GNU Compiler Collection)