Vue + vue-i18n: The Complete Internationalization Guide [2026]

Quick Answer

To implement internationalization in Vue with vue-i18n, you need to install the package, configure your language providers, and use the translation hooks/components. vue-i18n is a standard choice for Vue developers in 2026 offering robust features for language switching, pluralization, and formatting.

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Introduction

Building a global application with Vue requires a solid strategy for Internationalization. In this guide, we'll walk through how to set up vue-i18n from scratch, handle common challenges, and optimize your workflow for 2026.

Why vue-i18n?

• Popularity: Widely adopted in the Vue ecosystem.
• Features: Supports plurals, context, and interpolation.
• Community: extensive documentation and examples.

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Step 1: Installation

First, add the dependency to your project:

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npm install vue-i18n

Step 2: Configuration

Set up the provider at the root of your application.

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// Example configuration for vue-i18n
// See official docs for exact syntax as versions vary
import { Provider } from 'vue-i18n';

Step 3: Usage

How to translate a string in a component:

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// Vue component example

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Managing Translations with IntlPull

As your app grows, managing JSON files becomes difficult. IntlPull automates this workflow:

1. Extract: Pull keys from your Vue code.
2. Translate: Use AI to translate to 50+ languages.
3. Sync: Push updates back to your repo.

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npx @intlpullhq/cli push

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Frequently Asked Questions

Is vue-i18n free to use?

Yes, vue-i18n is open source. It is free to use in commercial projects.

How does vue-i18n compare to alternatives?

vue-i18n is optimized for Vue. While generic libraries exist, vue-i18n provides specific bindings that make integration smoother with Vue's reactivity system.

Can I use vue-i18n with TypeScript?

Yes, modern versions support TypeScript. You can get type safety for your translation keys to prevent missing phrases.

Does it support Server Side Rendering (SSR)?

Most modern setups support SSR. Check the specific documentation for vue-i18n regarding hydration and server-side data fetching requirements.

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Summary

Implementing Internationalization in Vue is straightforward with vue-i18n.

• Install the package
• Wrap your app in the provider
• Extract your strings
• Use IntlPull to manage your translations efficiently.