Coan is a software engineering tool for analysing preprocessor-based configurations of C or C++ source code. Its principal use is to simplify a body of source code by eliminating any parts that are redundant with respect to a specified configuration.
The Community <a href="http://opticks.ballforge.net">Opticks</a> Archive Network hosts community contributions for the <a href="http://opticks.ballforge.net">Opticks</a> imagery analysis workbench.