htpasswd-auth read/write htpasswd files Setup npm install --save htpasswd-auth Checking if a password is valid var htpasswd = require('htpasswd-auth');var file = fs.readFileSync('./path-to-htpasswd', 'utf-8'); htpasswd.authenticate('dickeyxxx', 'pass', file).then(function (auth) { // auth is true if the password is valid});