@minecraft/debug-utilities
See full documentation for this module here:
Version 1.0.0-beta.1.20.70-preview.20 License MIT
<script type="module"> import minecraftdebugUtilities from 'https://cdn.jsdelivr.net/npm/@minecraft/debug-utilities@1.0.0-beta.1.20.70-preview.20/+esm' </script>