Your application log analysis tool.
C/C++ function instrumentation (AOP, exception/stack tracing, GC)
Support for manual parallelization of sequential C programs.
C / C++ everything-memory debugger
Simple C library for helping writting code with no memory leaks
Investigo - DX9 Performance and Debugging Toolkit
QProf is the visual tool for profiling text information.
Analyses multi-threaded applications without need of the sources.