Lucy the Diamond Girl is a single player puzzle game with a time constraint.

The player moves around inside levels. A level is completed by collecting some number of diamonds, and then moving to the exit.

• four caves, with a total of 173 levels
• keyboard and joystick support
• three game modes
• 18 traits to upgrade players character and unlock features
• quests in several quest lines

• Building/compiling instructions
• Notes about using the game
• Notes on how to edit sound effect files
• Notes on doing translations
• The GPLv2+ license
• Version history
• List of authors and libraries used

https://github.com/Peanhua/diamond-girl