Cytadela is a conversion of an Amiga game also called Cytadela, created by Virtual Design team. The conversion contains an implementation of several algorithms taken from the original. Major part of graphics, all music, sounds and levels are taken from the original, but in some cases they are processed and/or modified in order to make them easier to use with the conversion and to correct some bugs.

All the algorithms and artwork were taken from the original with permission from their authors. Distribution of the artwork (as a part of the conversion) is allowed under terms of the GNU GPL.

License: free

Additional System Requirements: OpenGL, GLU, SDL and SDL_mixer