Last updated: April 13, 2026
JWT Decoder for Vue.js Developers
Quick Answer
DevToolHQ's jwt decoder works great alongside Vue.js. Use it to quickly jwt decoder during development, then integrate the pattern into your Vue.js codebase using the code example below.
Use Cases in Vue.js
- 1.Verify user authentication tokens
- 2.Debug token expiration and claims
- 3.Implement role-based access control from JWT claims
- 4.Validate tokens from third-party auth providers
Vue.js Code Example
<script setup lang="ts">
import { ref, computed } from 'vue'
const token = ref('')
const payload = computed(() => {
try {
const [, b64] = token.value.split('.')
return JSON.parse(atob(b64.replace(/-/g, '+').replace(/_/g, '/')))
} catch { return null }
})
const expired = computed(() => {
if (!payload.value?.exp) return false
return Date.now() / 1000 > payload.value.exp
})
</script>
<template>
<textarea v-model="token" placeholder="Paste JWT here..." />
<pre v-if="payload">{{ JSON.stringify(payload, null, 2) }}</pre>
<p v-if="expired" style="color:red">⚠️ Token expired</p>
</template>Try the tool directly
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