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navigation.icon	description
uil:arrow-up	Have a Nuxt 2 project to migrate? Use these guides to upgrade your applications to Nuxt 3.

Upgrade Guide

Have a Nuxt 2 project to migrate? Use these guides to upgrade your Nuxt applications to Nuxt 3 or take the first step in that direction with Nuxt Bridge.

If you are already using Nuxt 3 and want to upgrade to the latest release or test new features before their release, head over to the Upgrading Nuxt 3 section.

Feature Comparison

In the table below, there is a quick comparison between 3 versions of Nuxt:

Feature / Version	Nuxt 2	Nuxt Bridge	Nuxt 3
Vue	2	2	3
Stability	😊 Stable	😌 Semi-stable	Release candidate
Performance	🏎 Fast	✈️ Faster	🚀 Fastest
Nitro Engine	❌	✅	✅
ESM support	🌙 Partial	👍 Better	✅
TypeScript	☑️ Opt-in	🚧 Partial	✅
Composition API	❌	🚧 Partial	✅
Options API	✅	✅	✅
Components Auto Import	✅	✅	✅
`<script setup>` syntax	❌	🚧 Partial	✅
Auto Imports	❌	✅	✅
Webpack	4	4	5
Vite	⚠️ Partial	🚧 Partial	✅
Nuxi CLI	❌ Old	✅ nuxi	✅ nuxi
Static sites	✅	✅	✅

Nuxt 2 to Nuxt 3

The migration guide provides a step-by-step comparison of Nuxt 2 features to Nuxt 3 features and guidance to adapt your current application.

::alert{type=info icon=👉} Migrate from From Nuxt 2 to Nuxt 3 ::

Nuxt 2 to Nuxt Bridge

If you prefer to progressively migrate your Nuxt 2 application to Nuxt 3, you can use Nuxt Bridge. Nuxt Bridge is a compatibility layer that allows you to use Nuxt 3 features in Nuxt 2 with an opt-in mechanism.

::alert{type=info icon=👉} Migrate from Nuxt 2 to Nuxt Bridge ::

Upgrading Nuxt 3

Latest release

To upgrade Nuxt 3 to the latest release, use the nuxi upgrade command.

npx nuxi upgrade

Edge release channel

::alert{type=info icon=👉} To use the latest Nuxt 3 build and test features before their release, read the edge release channel guide. ::

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