Vue Simple Password Meter is a simple password strength meter component

vue-simple-password-meter

Vue Simple Passwod Meter is a simple password checker written in vanilla js and extremly lightweight (3.2kb minified + Gzipped)

View Demo View Github

Install

npm install vue-simple-password-meter --save

Usage

Simply use v-model and send it to the component using password prop

<template>
  <form>
    <label for="password">Password</label>
    <input id="password" type="password" v-model="passwordValue" />
    <password-meter :password="passwordValue" />
  </form>
</template>

<script>
import passwordMeter from "vue-simple-password-meter";

export default {
  components: { passwordMeter },
  data: () => ({
    passwordValue: null
  })
};
</script>

Customize using css

If you wanna customize the bar its really simple with some easy css you can customize it

Overwrite these css styles globally and change each state color and style

.po-password-strength-bar {
  border-radius: 2px;
  transition: all 0.2s linear;
  height: 5px;
  margin-top: 8px;
}

.po-password-strength-bar.risky {
  background-color: #f95e68;
}

.po-password-strength-bar.guessable {
  background-color: #fb964d;
}

.po-password-strength-bar.weak {
  background-color: #fdd244;
}

.po-password-strength-bar.safe {
  background-color: #b0dc53;
}

.po-password-strength-bar.secure {
  background-color: #35cc62;
}

Events

You can use event score to use scored number between 0 to 4 that scores password from risky to secure with 4 is a secure password and 0 is risky and between.

You can use this as a form verification tool

See below example for more detail

<template>
  <form>
    <label for="password">Password</label>
    <input id="password" type="password" v-model="passwordValue" />
    <span v-if="score === 0">Use better password</span>

    <password-meter :password="passwordValue" @score="onScore" />
  </form>
</template>

<script>
import passwordMeter from "vue-simple-password-meter";

export default {
  components: { passwordMeter },
  data: () => ({
    passwordValue: null,
    score: null
  }),
  methods: {
    onScore({ score, strength }) {
      console.log(score); // from 0 to 4
      console.log(strength); // one of : 'risky', 'guessable', 'weak', 'safe' , 'secure' 
      this.score = score;
    }
  }
};
</script>

Contributing

If you want to contribute to this project simply fork it and clone it then run
npm i
in the root of the project, then run
npm run serve
to run development server.

Motivation

Since Every other components and libraries mostly were using zxcvbn was 799.5kb minified and 388.3kb minified and Gzipped so i decided to make simpler approach and use regex instead of dictionary for validating.

Vue Simple Password Meter is a simple password strength meter component