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UPX - http://upx.sourceforge.net/
The Ultimate Packer for eXecutables is a portable, extendable, high-performance executable packer for several different executable formats. Freeware. |
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Ralf Brown's Interrupt List (USA Midwest mirror) - http://ctyme.com/rbrown.htm
A list of interrupts used on the Intel x86 architecture and their meaning with over 9000 linked pages and 350 indexes greatly ease the process of searching. |
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Programming MS-DOS with Power - http://www.frontiernet.net/~fys/index.htm
Information on most every aspect of DOS programming. |
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386SWAT - http://www.sudleyplace.com/swat/
A Protected Mode Debugger which provides debugging services to real mode, protected mode, virtual 8086 mode programs, DPMI and VCPI clients, and Win 3.1x and Win95/98 programs under any memory manager while occupying only a few kilobytes of low DOS memory. |
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comp.os.msdos.programmer FAQ - http://www.jeffc.org/msdos/dos-faq.html
Freqently asked questions about programming for MS-DOS with tested answers. |