If you intend to play on Windows 10/11, it is highly recommended to move the extracted files into the /data folder of an OpenTTD installation to enjoy high-resolution support and multiplayer.
Packed using the LZMA/LZMA2 algorithm to ensure the smallest possible download size without any data loss. How to Use TTO.7z
GRF files and sound libraries needed for the classic gameplay experience. If you intend to play on Windows 10/11,