Ollydbg

Disclaimer: I'm not the author of the OllyDbg debugger. So I have no relationship with this debugger.

Activity

Currently, I am maintaining a MinGW GDB package with python pretty printer enabled. see Here: unoffcial MinGW GDB gdb with python released And the Build Steps I wrote here build_gdb_msys_cn in Chinese Language, the English will comes soon.

Here is my collection of MinGW packages

TDM-MinGW GCC Win32 and Win64 GCC 4.5.1 C/C++/FORTRAN compiler suite.
Boost Science Package Win32 and Win64 compiler suite, including Boost，OpenCL，wxWidget prebuild libraries.
MinGW GCC C/C++ Compiler package with installera package containing the latest official MinGW Win32 package.
TakeoffGW - GNU/Windows distribution with package manager (net installer)
Prebuilt MinGW package with the boost libraries already built with an installerMinGW GCC 4.5.1 and Boost 1.45.0 package.
Mingw package installer from Equation.comWin32 and Win64 GCC and nightly snapshot version, gdb nightly snapshot package.
Loaden's MinGW Win32 package MinGW GCC 4.4.5 static, GDB(with python pretty printer enabled) nightly snapshot. This is my favorite MinGW package.
PcX's MinGW Win32 and Win64 packages snapshot Win32 and Win64 MinGW GCC 4.5.2svn shared&static edition and other libraries such as gsl,blas lapack etc.
reckless's Mingw packages Clang LLVM MinGW compiler suite, native MinGW python library.
a14331990's GCC packages LTO optimization enabled GCC package
Mingw-w64 ( for 64-bit windows x64 / Win64 ) @ drangon.org
Open Source Software Build Environment

python opencv including a MinGW OpenCV library.