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Allinea Distributed Debugging Tool
(DDT) is graphical debugger for scalar, multi-threaded and large-scale parallel
applications
that are written in C, C and Fortran. It has many features including memory
debugging, Fortran 90/95 and C STL support.
It is a modern tool, which is easy to
use and scales to massive codes and massive numbers of processes.
It is known to be used in many academic and commercial sites -
for high performance computing and other scientific
applications.