PEiD
This will help you recognize popular packers, cryptors, and compilers for PE files
Adobe Flash Player Debugger
Flash player designed for windows processing
Atmel Studio
A code development environment that makes writing and debugging microcontroller code easier and more efficient.
dnSpy
A .NET assembly editor and will help you debug software that you may be developing
jGRASP
Makes visualizing (“grasping”) source code and data structures easy and intuitive
Wing IDE
A simple way to program in a fully functioning Python environment
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