Bloodshed Dev-C++ is a full-featured Integrated Development Environment for the C/[[C++]] programming languages. It uses Mingw port of GCC (GNU Compiler Collection) as it's compiler. Dev-C++ can also be used in combination with Cygwin or any other GCC based compiler. An integrated development environment (IDE) (also known as an integrated design environment and integrated debugging environment) is computer software to help computer programmers develop software. ... C (lowercase c) is the third letter of the Roman alphabet. ...