Open Watcom 1.8

In a single package, Open Watcom C/C++ and FORTRAN offers a comprehensive development environment with the tools, SDKs, and libraries you need to create powerful 16- and 32- bit applications for popular PC platforms.
Combining an integrated development environment (IDE) and a comprehensive set of tools with state-of-the-art compiler technology, Open Watcom C/C++ and FORTRAN delivers productivity and performance.
Watcom C/C++ is a professional, optimizing, multi-platform C and C++ compiler with a comprehensive suite of development tools for developing and debugging both 16-bit and 32-bit applications for DOS, extended DOS, Novell NLMs, 16-bit OS/2 1.x, 32-bit OS/2, Windows 3.x, Windows 95, Win32s, and Windows NT (Win32).
The Open Watcom C/C++ and FORTRAN compilers support powerful remote debugging capabilities right out of the box.
Support is included for remote debugging over the serial port, parallel port, TCP/IP for all supported platforms (including DOS!). There are also remote debugging layers for Novell Netware networks (IPX and NetBIOS) as well as remote debugging within virtual DOS machines and more.
The best feature of the Open Watcom remote debugging support is the ability to cross compile and debug any target platform from any host platform!
You can if you want develop and debug Win32 applications from OS/2 or DOS, and when the Linux port is complete you will be able to build and debug Win32 applications from Linux!