Filessaver.min.js CDN
<script src="https://cdnjs.cloudflare.com/ajax/libs/FileSaver.js/2.0.0/FileSaver.min.js"></script>
Splendid Scarab
<script src="https://cdnjs.cloudflare.com/ajax/libs/FileSaver.js/2.0.0/FileSaver.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/[email protected]/ejs.min.js"></script>
OR
visit:
https://www.jsdelivr.com/package/npm/ejs
<script async src="https://docs.opencv.org/master/opencv.js" type="text/javascript"></script>