> For the complete documentation index, see [llms.txt](https://maxlv.gitbook.io/13s-en/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://maxlv.gitbook.io/13s-en/introduction/prototype-development.md).

# Prototype Development

Playable mockups are already available

<figure><img src="/files/fxoPVwlaeS9TZkQK15i3" alt=""><figcaption></figcaption></figure>

<figure><img src="/files/kD4mJ5GR1WAZFAhcgUPk" alt=""><figcaption></figcaption></figure>