Grumpy Gnome Software - http://www.grumpygnome.8m.com Source code of games programmed for DOS using Allegro and DJGPP.
Allegro Games Depot - http://www.allegro.cc/ a list of games that are made or are being made with/for Allegro.
Game Programming with DJGPP - http://www.geocities.com/SiliconValley/Park/8933/ Has docs dealing with interrupts, VESA, SB and other issues of game programming.
Map Editor - http://www.tilemap.co.uk/mappy.php Mappy for PC (DOS and Win95)- A utility for creating flexible 'maps' for tile based 2D games (scrolling shoot-em-ups, or 8way scrolling adventures, whatever).
Help build the largest human-edited
directory on the web.