npm install loglevelyarn add loglevelpnpm add loglevel<script src="https://fastly.jsdelivr.net/npm/loglevel"></script><script src="https://unpkg.com/loglevel"></script><script type="module">
import loglevel from 'https://cdn.jsdelivr.net/npm/loglevel/+esm';
</script><script type="module">
import loglevel from 'https://cdn.skypack.dev/loglevel';
</script>