OpenTTD
No original game files needed.
About 19 MB. Keyboard and mouse recommended.
The game downloads only after you press Play. Sound starts off.
Controls
| Mouse — build and manage | |
| Right drag — move the map | |
| Mouse wheel — zoom |
Use the in-game Save menu, then export a backup from the player toolbar. Save inside the game before exporting a backup. Clearing browser data can erase progress.