This is a "gamebook" generator. Python, Yaml, Jinja and bit of magic.
For more on this, dive into the documentation
If you want to see it in action: go to http://vousetesleheros.alwaysdata.net/ -by the way, it's in french.
This bit of software is Public Domain.
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Webfont used:
- Lancelot, by Marion Kadi
- MedievalSharp, by Wojciech Kalinowski