License

Simutrans is licensed under the Artistic License version 1.0. The Artistic License 1.0 is an OSI-approved license which allows for use, distribution, modification, and distribution of modified versions, under the terms of the Artistic License 1.0. For the complete license text see LICENSE.txt.

Simutrans paksets (which are necessary to run the game) have their own license, but no one is included alongside this code.

autotoc_md5

squirrel Scripting language

The scripts have to be written in squirrel. The manual can be found at Squirrel main page. As squirrels like to crack nuts, understandably the script files get the extension '.nut'.

For more information see Simutrans-Squirrel-API Documentation.