Nuxt/docs/1.getting-started/12.upgrade.md
2023-03-09 14:39:29 +01:00

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---
navigation.icon: uil:arrow-up
description: 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](#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 | 😊 Stable
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}
👉 Checkout the [**migration guide from From Nuxt 2 to Nuxt 3**](/docs/migration/overview).
::
::alert{type=info}
:rocket: Migrate with confidence with our [official Nuxt 2 to Nuxt 3 workshop](/support/workshop).
::
## 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.
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[**Migrate from Nuxt 2 to Nuxt Bridge**](/docs/bridge/overview)
::
## Upgrading Nuxt 3
### Latest release
To upgrade Nuxt 3 to the [latest release](/docs/community/changelog), use the `nuxi upgrade` command.
```bash
npx nuxi upgrade
```
### Edge release channel
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To use the latest Nuxt 3 build and test features before their release, read the [edge release channel](/docs/guide/going-further/edge-channel) guide.
::