@bitjson/qr-code is a zero-dependency, no-framework, customizable, animate-able, SVG-based
HTML element. Drop it on any web page or app view, and customize the colors, add a center icon, and animate in, out, or based on activity.
You can try some example animations in your browser, or check out this video
Bitcoin, Bitcoin Cash, and most other cryptocurrencies use the Elliptic Curve Digital Signature Algorithm (ECDSA) [https://en.wikipedia.org/wiki/Elliptic_Curve_Digital_Signature_Algorithm] to authenticate transactions. ECDSA can be used with a number of different elliptic curves [https://en.wikipedia.org/wiki/Elliptic-curve_cryptography], and Bitcoin’s creator