MinGW

MinGW ("Minimalist GNU for Windows") is a compiler toolchain for creating native Microsoft Windows applications. It provides a port of the GNU Compiler Collection (GCC) and related tools that generate executables targeting the Windows API without requiring a compatibility layer or emulation environment.

MinGW was developed to support native Windows development using GNU tools. Unlike POSIX-based environments such as Cygwin, MinGW targets the Windows API directly and does not attempt to provide a full Unix-like runtime environment.

It includes ports of essential GNU development tools, including GCC and GNU Binutils, along with a minimal Unix-like shell environment (MSYS) used to assist with build processes.

Later projects and distributions such as Mingw-w64 and MSYS2 provide modern, actively maintained environments for native Windows builds using GNU toolchains.