Mario game for the PC with complete source code!
Written by Mike Wiering, 1994
Source code
More games

Here you can find some other games I wrote, most are platform games. If you also like racing games, be sure to check out Super Worms, which is probably the smallest Mariokart-style 3D racing game ever: only 80 Kb!

Charlie the Duck

Sint Nicolaas

Super Worms

Super Angelo

Charlie II