FPS file contains project created with open-source FPS (first-person shooter) game development software. Level creation system is modular and is based on advanced yet intuitive 3D editor – most operations can be carried by simply ‘dragging and dropping’ elements.

FPS Creator, the software that used FPS file, was developed in 2005, and is publicly available unded open-source license. The porject is still developed by dedicated Github community. The software allows users not only to create levels and locations, but also create enemy AI and other gameplay elements.