Paradigm C++ Professional  
   Software development suite for x86 embedded systems programming, including the Paradigm C++ Professional Integrated Development Environment (IDE).
   http://www.devtools.com/

Win32 C/C++ Compilers  
   List of free and commercial compilers for 32-bit Windows applications.
   http://www.willus.com/ccomp.shtml

Digital Mars C and C++ Compilers  
   Successor of Symantec C++ with support for Win32, Win16, DOS16, and DOS32. Command-line compiler is freely available.
   http://www.digitalmars.com/

Open Watcom  
   Open Source project to maintain and enhance the Watcom C, C++ and Fortran Compilers.
   http://www.openwatcom.org/

Comeau Computing C/C++ Compilers  
   Command line driven C and C++ compiler that generates platform specific and C compiler specific C as its object code. Includes almost all of the language features that the ANSI/ISO C++ committee agreed upon for Standard C++.
   http://www.comeaucomputing.com/

Borland C++ Compiler 5.5  
   A powerful, feature-rich, and fully integrated C++ compiler and development environment.
   http://www.borland.com/products/downloads/download_cbuilder.html

C++ Conformance Roundup  
   This roundup is designed to report which compiler and library implementations support the standard well. (compiled and edited by Herb Sutter)
   http://www.cuj.com/roundup/a.htm

Bloodshed C++  
   A free C++ IDE for Windows and Linux for MinGW compiler.
   http://www.bloodshed.net/devcpp.html

EMX - C++ for OS/2  
   The EMX port of gcc and related tools to the OS/2 operating system.
   http://archiv.leo.org/pub/comp/os/os2/leo/gnu/emx%2bgcc/

MN Watcom Page  
   Watcom news, links, tips, STL, FAQ. wxWindows with Watcom.
   http://home.t-online.de/home/howlingmad/watcom_en.html

SGI Pro64  
   A suite of optimizing compiler development tools for Linux Intel Itanium systems. Conforms to the IA-64 Linux ABI and API standards.
   http://oss.sgi.com/projects/Pro64/

Intel C++ Compilers  
   Optimizing compiler for Intels 32-bit and 64-bit processors. Produces executables that are source and object code compatible with Microsoft Visual C++. For Linux and Windows. Also Fortran and EFI byte code compilers.
   http://www.intel.com/software/products/compilers/

TenDRA  
   A free, public domain C/C++ compiler and checker technology, developed by the Open Software Systems Group (OSSG) at DERA around its TDF/ANDF compiler intermediate format.
   http://www.cse.unsw.edu.au/~patrykz/TenDRA/

Web-based C++ Compile System  
   Free online interface to a C++ compiler. (created by Don Retzlaff and Tom Irby)
   http://www.cs.unt.edu/~irby/wbcRoden/wbcHome.html

Free C/C++ Compilers  
   Lists free C and C++ compilers, cross-compilers and interpreters for a wide variety of operating systems (including embedded systems).
   http://www.thefreecountry.com/compilers/cpp.shtml

Sun ONE Studio 7, Compiler Collection  
   Provides a comprehensive, productive environment for developing high-performance applications in C and C++ for the Solaris Operating Environment. (formerly Forte Compiler Collection, formerly Sun Visual WorkShop C++)
   http://wwws.sun.com/software/sundev/suncc/

Metrowerks CodeWarrior Professional  
   ANSI/ISO C/C++ compliant integrated development environment for C/C++, Pascal, Java, and assembly on MacOS, Windows, Solaris, and Linux
   http://www.metrowerks.com/MW/Develop/Desktop/default.htm

Green Hills Optimizing C++/EC++ Compilers  
   A "Scalable C++" compiler that includes a variety of user-selectable language feature combinations to meet specific needs. The C++ Compilers conform to the ANSI/ISO C++ standard. Ranging from bare-bones C up through full-blown ANSI C++, Green Hi
   http://www.ghs.com/products/optimizingC++EC++Compilers.html

Sun Studio C/C++/Fortran Compilers  
   Resources for developers using C, C++, or Fortran.
   http://developers.sun.com/prodtech/cc/

LLVM Compiler Infrastructure  
   An aggressive open-source compiler for C and C++. It specializes in interprocedural optimization/analysis and supports runtime and offline optimization "in the field" as well.
   http://llvm.org

wxMSW Compiler Comparison  
   Compares compile times and final file sizes of wxMSW compiled with Borland C++ 5.5, Open Watcom 1.0, Gcc 3.2, Visual C++ 6, and Digital Mars.
   http://biolpc22.york.ac.uk/wx/wxhatch/wxMSW_Compiler_choice.html

Visual GWin++  
   A visual Win32 C++ IDE for creating Windows applications. Includes the g++ compiler. [Open source, GPL]
   http://www.calcmaster.net/visual-c%2b%2b/

Chinook Developer Studio  
   A multi-platform C/C++ integrated development environment. Supported platforms: BSD, Linux, Solairs and Windows. It have integrated GNU GCC compiler, GNU GDB debugger, and source control for CVS/SubVersion.
   http://www.degarrah.com/chinookfree.php

Code::Blocks IDE  
   A cross-platform IDE for C/C++. Under Win32, supported compilers are: GNU GCC (MinGW/Cygwin), MS Visual C++ Free Toolkit 2003 and Borland's C++ Compiler 5.5. Under Linux, GNU GCC is supported. [Open source, GPL]
   http://www.codeblocks.org/