Free Cities (Pregmod) is a sci-fi brothel simulator set at the end of the world. As the operator of one of the last biodomes you'll control the policies and influences of its public earning money and reputation. This is where you build your slave empire, featuring an expressive slave creation and customization system with them being able to take on jobs such as prostitutes and farm workers keeping your bio dome's economy afloat while influencing their personality and physique. The game is entirely text based but various addons have been developed to provide paper doll system, Elohims 3D paper doll system https://gitgud.io/Elohiem/fc-webgl is of note.

The original game was abandoned almost a decade ago, but a fork of it which adds pregnancy mechanics is still going, it can be found at https://gitgud.io/pregmodfan/fc-pregmod