CrossOver-0.3.12.exe is an older version of the open-source Crosshair Overlay by Lacy Morrow designed to place a customizable, non-intrusive aiming reticle over Windows applications. The utility allows for customized, draggable crosshairs and is intended for use in borderless or windowed fullscreen games. For more information, visit lacymorrow/crossover . lacymorrow/crossover: A Crosshair Overlay for any screen.