Zeiberbude is a point of sales program for cyber-cafes. Its features include an independent timer for each computer in the cafe, user accounts for easier identification, drag 'n' drop of user information from one computer to another (if the user switch machines), and support for entering and billing for supplemental cost items (drinks, snacks, etc.). It also includes a configuration wizard to set cafe rates, including standard rates (per hour, half-hour and quater-hour), Happy Hour rates (start time, end time and cost allocations with the standard rate), club member rates, etc.
Kyra is a simple, fully featured Sprite engine written in C++. The Kyra engine is suited to 2D, isometric, and quasi-3D games. It is built on top of SDL for cross platform use. It supports tiles, sprites, and user drawn surfaces. It has full support for alpha blending, scaling, color transformation, pixel perfect collision detection, OpenGL acceleration, and mouse testing. It comes with tools to define sprites and import images into the system.