Florian Veltman
"Explore some cool places by taking the train, get lost and find your way back home(?)!" - Author's description Download on itch.io (Windows, Mac, Linux)
inbetweengames
"Push the growing crowds of Tokyo rush-hour commuters into packed train cars before the train leaves the station." - Author's description Download on itch.io (Windows)
ghost train
"Short game, starring a ghost on a train" - Author's description Play / download on itch.io (Browser, Windows)
browser
"Have you ever felt like you don't have enough trains in your life?" - Author's description Play here (Browser) [Via @lexaloffle]
browser
"Play as the ghost of a damsel in distress that possessed the train that ran her over, and get revenge for yourself" - Author's description Play on itch.io (Browser)
free
"Assess bridges on their structural integrity and see whether the train safely makes it to the other side." - Author's description Download on itch.io (Windows, Mac Linux)
puzzlescript
"Being a train route planner is very satisfying" - Author's description Play here (Browser) [Via Alan Hazelden]