cryptocoinjs/cryptocoin

Compute SHA256 of bytes or strings.

Compute ripemd160 of bytes or strings.

Handle private key and public keys associated with elliptic curve cryptography. Used with crypto currencies such as Bitcoin, Litecoin, Dogecoin, etc. Works in both Node.js and the browser.

Big integers.

Base 58 encoding / decoding

Elliptic Curve Cryptography Digital Signing

simple, flexible, fun test framework

browser-side require() the node way

Convert to/from hex string and array of bytes

Manage Bitcoin addresses

Normalize the creation of cryptographically strong random values.