Animated Password Strength Indicator with jQuery Passtest Plugin

File Size: 36.7 KB
Views Total: 2989
Last Update:
Publish Date:
Official Website: Go to website
License: MIT
Animated Password Strength Indicator with jQuery Passtest Plugin

Passtest is a jQuery plugin that displays an animated bar to indicate the strength of the password the users input. Highly customizable via options to help create strong passwords with the correct length and complexity.

See also:

How to use it:

1. Load the jQuery javascript library together with jQuery Passtest plugin in the page.

<script src=""></script>
<script src="../jquery-passtest-0.2-alpha.js"></script>

2. Create a password input field in the page.

<input type="text" name="password" id="password" />

3. Create the Html for the indicator bar and password strength percentage.

<div id="password_strength"><div class="bar"></div></div>
<div id="score_percent"></div>

4. Call the plugin with options.

jQuery(document).ready(function() {

// Password policy
var options = {
"policy": {
"length_min": 8,// Minimum password length [>=0]
"length_max": 100,// Maximum password length [>=0]
"required_upper": 1,// Count of required UPPERCASE characters [>=0]
"required_lower": 1,// Count of required lowercase characters [>=0]
"required_digits" : 1,// Count of required numeric characters [>=0]
"required_special": 0 // Count of required special characters [>=0]

// Initialize plugin

// Bind passtest event on pssword field
jQuery("#password").bind("passtest", function() {

var status = $(this).passtest().status;


// Set password strength bar

// Set password score percent
jQuery("#score_percent").text("strong accurate is: "+status.score+"%");


This awesome jQuery plugin is developed by pstepniewski. For more Advanced Usages, please check the demo page or visit the official website.