a collection of freeware / shareware / demo compilers or IDE's for you to develop C++ programs.

Borland C++ compiler	A free compiler from Borland
djgpp	A compiler for c/c++.
Digital mars compiler	Digital mars free C++ compiler
Dev C++	Bloodshed Dev-C++ is a full-featured Integrated Development Environment (IDE) for the C/C++ programming language. It uses Mingw port of GCC (GNU Compiler Collection) as it's compiler
watcom	Open Source project to maintain and enhanced the Watcom C, C++ and Fortran Compilers.
visual mingw	The aim of this project is to provide an Integrated Development Environment for MinGW compiler.

2006 onwards Programmershelp