Press apply button and use this link as a source in OBS or Streamlabs. Size: 850 х 600
If you want to slightly edit your template (without building from scratch), just remove the &frame=1 at the end of the code and open it in a browser.
You can use any overlay in OBS with premium subscription. Or you can buy a single access to this overlay and use it as a browser source forever without premium subscription. All features like skins, text editor and color options are included. Sign in to make a purchase.
They are not for downloading, but for using in OBS or other streaming software as a browser source only.