*[https://valgrind.org/ valgrind] - Valgrind is a GPL'd system for debugging and profiling Linux programs. With Valgrind's tool suite you can automatically detect many memory management and threading bugs, avoiding hours of frustrating bug-hunting, making your programs more stable.
*[https://libcsdbg.sourceforge.net/jTracer/ jTracer] - is a stack trace visualization utility for libcsdbg. In other words, it acts as a TCP/IP server for libcsdbg clients, that connect to it and transfer their trace data, either C++ exception stack traces or generic thread stack traces and whole process stack dumps.
====Debugger / disassembler for manged binaries====
*[https://www.telerik.com/products/decompiler.aspx Telerik JustDecompile] - is a free .NET decompiler and assembly browser that makes high-quality .NET decompilation easy With an open source decompilation engine.
*[http://www.reteam.org/board/showthread.php?t=939 dotNET Tracker 2.0 by Kurapika] - is a simple tool that has a similar functionality to RegMon or FileMon but it's designed to trace events in .NET assemblies in runtime.
=====JAVA=====