credential-generator v1.0.2

It generates usernames and passwords... See example below.

const credGen = require('credential-generator');
    
const credentials = credGen.generate(15); // Generates a 15 character username and password.
    
console.log(`${credentials.username} || ${credentials.password}`) ;
    
// output : xdcYhPKHQzsYTi1 || xZX0LiY95JuIFCn