Skills vite

Vite build tool configuration, plugin API, SSR, and Vite 8 Rolldown migration. Use when working with Vite projects, vite.config.ts, Vite plugins, or building libraries/SSR apps with Vite.

install

source · Clone the upstream repo

git clone https://github.com/antfu/skills

Claude Code · Install into ~/.claude/skills/

T=$(mktemp -d) && git clone --depth=1 https://github.com/antfu/skills "$T" && mkdir -p ~/.claude/skills && cp -r "$T/skills/vite" ~/.claude/skills/antfu-skills-vite && rm -rf "$T"

manifest: skills/vite/SKILL.md

source content

Vite

Based on Vite 8 beta (Rolldown-powered). Vite 8 uses Rolldown bundler and Oxc transformer.

Vite is a next-generation frontend build tool with fast dev server (native ESM + HMR) and optimized production builds.

Preferences

Use TypeScript: prefer
```
vite.config.ts
```
Always use ESM, avoid CommonJS

Core

Topic Description Reference

Configuration

vite.config.ts

defineConfig

, conditional configs,

loadEnv

core-config

Features

import.meta.glob

, asset queries (

?raw

?url

import.meta.env

, HMR API

core-features

Plugin API Vite-specific hooks, virtual modules, plugin ordering core-plugin-api

Build & SSR

Topic	Description	Reference
Build & SSR	Library mode, SSR middleware mode, `ssrLoadModule` , JavaScript API	build-and-ssr

Advanced

Topic	Description	Reference
Environment API	Vite 6+ multi-environment support, custom runtimes	environment-api
Rolldown Migration	Vite 8 changes: Rolldown bundler, Oxc transformer, config migration	rolldown-migration

Quick Reference

CLI Commands

vite              # Start dev server
vite build        # Production build
vite preview      # Preview production build
vite build --ssr  # SSR build

Common Config

import { defineConfig } from 'vite'

export default defineConfig({
  plugins: [],
  resolve: { alias: { '@': '/src' } },
  server: { port: 3000, proxy: { '/api': 'http://localhost:8080' } },
  build: { target: 'esnext', outDir: 'dist' },
})

Official Plugins

```
@vitejs/plugin-vue
```
- Vue 3 SFC support
```
@vitejs/plugin-vue-jsx
```
- Vue 3 JSX
```
@vitejs/plugin-react
```
- React with Oxc/Babel
```
@vitejs/plugin-react-swc
```
- React with SWC
```
@vitejs/plugin-legacy
```
- Legacy browser support