npm install quark-hash

var quark = require('quark-hash');

var data = new Buffer("hash me good bro");
var hashed = quark.digest(data); //returns a 32 byte buffer

console.log(hashed);
//<SlowBuffer 0b de 16 ef 2d 92 e4 35 65 c6 6c d8 92 d9 66 b4 3d 65 ..... >