Code::Blocks is a free, open-source, cross-platform C, C++ and Fortran IDE built to meet the most demanding needs of its users.

MinGW (Minimalist GNU for Windows) is a free and open source software development environment for creating Microsoft Windows applications.

Gow (Gnu On Windows) is the lightweight alternative to Cygwin. It uses a convenient Windows installer that installs about 130 extremely useful open source UNI…