Borland C++ Compiler 5.5: A powerful, feature-rich, and fully integrated C++ compiler and development environment.
C++ Conformance Roundup: This roundup is designed to report which compiler and library implementations support the standard well. (compiled and edited by Herb Sutter)
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++.
Digital Mars C and C++ Compilers: Successor of Symantec C++ with support for Win32, Win16, DOS16, and DOS32. Command-line compiler is freely available.
Free C/C++ Compilers: Lists free C and C++ compilers, cross-compilers and interpreters for a wide variety of operating systems (including embedded systems).
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 Hills Optimizing C++ Compilers offer many options in between, including the new Embedded C++ (EC++).
HP aC++: The HP C/aC++ Developer’s Bundle provides the tools for compiling, linking, and debugging C and C++ programs on HP-UX 11i (v1 and v2) on the HP Integrity and HP 9000 systems.
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.
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.
MCPP: A portable C/C++ preprocessor supporting several compiler-systems on UNIX and DOS/Windows. MCPP supports C99 and C++98 as well as C90. Also provides a validation suite which tests the C/C++ preprocessor comprehensively.
Metrowerks CodeWarrior Professional: ANSI/ISO C/C++ compliant integrated development environment for C/C++, Pascal, Java, and assembly on MacOS, Windows, Solaris, and Linux
MN Watcom Page: Watcom news, links, tips, STL, FAQ. wxWindows with Watcom.
Open Watcom: Open Source project to maintain and enhance the Watcom C, C++ and Fortran Compilers.
Paradigm C++ Professional: Software development suite for x86 embedded systems programming, including the Paradigm C++ Professional Integrated Development Environment (IDE).
SGI Pro64: A suite of optimizing compiler development tools for Linux Intel Itanium systems. Conforms to the IA-64 Linux ABI and API standards.
Sun Studio C/C++/Fortran Compilers: Resources for developers using C, C++, or Fortran.
Sun Studio Compilers: 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++)
Web-based C++ Compile System: Free online interface to a C++ compiler. (created by Don Retzlaff and Tom Irby)
Win32 C/C++ Compilers: List of free and commercial compilers for 32-bit Windows applications.
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.