Many of the images in the Digitalme Credly badge icon library come from our friends at The Noun Project. They are doing amazing work building "a global visual language that everyone can understand" and we encourage you to support their efforts. Submit your own illustrations. Attend an Iconathon. Donate using their PayPal link. Follow The Noun Project attribution guidelines that accompany each icon you use on Credly, or license the icon from The Noun Project for royalty-free use without attribution.