CodeWalker

CodeWalker™ is a developer tool that shows you how your source code fits together, how it's structured, and how it executes. It lets you instantly compare complex structures, find unintentional recursion, and visually see how your code actually works.
It features 2D and 3D graphical interfaces that allow a programmer to quickly understand, debug, and optimize software.
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CodeWalker™ can currently understand the following languages.
C
C++
C#
Java
Python
Python-formatted pseudo code

We have more language support on the way!