Loderunner game editor, for making levels where you must walk your character along side-scrolling levels. Give it a size for the level, design the level, and it outputs an object for playing the game.
Adventure/strategy game, in which you travel in a randomly generated world, trying to improve your army among powerful NPC kingdoms, with the goal to build the ultimate raider party in this part of the world. Compatible with both the S and G series.
Pirate's Adventure ported to the HP 48. Only by exploring this strange island will you be able to uncover the clues necessary to lead you to your elusive goal -- recovering the lost treasures of Long John Silver. Difficulty Level: Beginner. Includes source code.
The main point is to play with dungeons and labyrinths: First - find a key, then find the next level door. There are few traps and guardians, just for fun. There are 9 levels.
At the galaxy's rim, there are rewards aplenty to be harvested from a long-dead alien civilization, including fabulous treasures and advanced technologies far beyond human ken! Prepare yourself for the incredible! Difficulty Level: Moderate.
Some kind of a text/graphic adventure game. Actions are entered via the keyboard, but you have to know the French translations of the commands that you wish to use.
Fully-grayscale adventure game with a mouse-like interface. One of the most graphically impressive games ever made for the HP 48. (sorry for the poor quality screenshot, but it is difficult to capture all the shades)