Open this page at https://pelikhan.github.io/arcade-browser/
This project is a showcase of the control.simmessages
functionality that allows
to send and receive custom messages to the hosting iFrame.
By default, MakeCode Arcade does not allow any unsafe action such as opening a web page. However, once we export it to GitHub we are able to modify the generated JavaScript to do more things, like open a new browser tab here.