: MSTS laid the groundwork for contemporary titles like Trainz , Train Simulator Classic , and Train Sim World .
: Originally designed for Windows 98/Me, the simulator can still be run on Windows 10 and 11, though it requires specific installation steps and patches (like the MSTS BIN enhancement) to function properly on modern hardware.
Because the original MSTS engine has not been updated since 2001, the community developed , a free, open-source simulator.