I recommend to use stable version.

If you want real challenges then use our beta verion and say us how is it!

<script src="https://cdn.jsdelivr.net/gh/NodeX-AR/Pytml@Beta-Version/pytml.js"></script>

First off Thanks! You can open a Issue and report your bugs or if its a security bug the report it on our security advisory.
If you are confident about how to fix it then fork this respo, fix the bug then open a pr. We will look after that !