# Bundler

> JavaScript module bundlers reference. Covers Vite config and dev server, esbuild CLI and API, Webpack 5 with loaders and plugins, Rollup for libraries, Rspack, code splitting, tree shaking, HMR, and source maps.

- Skill: `bytesagain/bundler` (Agent Skill, multi-file: 2 files)
- Install (CLI): `npx skillmds@latest add bytesagain/bundler`
- Raw SKILL.md: https://api.skillmd.com/api/skills/bytesagain/bundler/raw
- Safety review: pending (external: skill-scanner PASS, skillspector PASS)
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Integrations & APIs
- Author: bytesagain (https://skillmd.com/u/bytesagain)
- Updated: 2026-09-21
- Page: https://skillmd.com/skills/bytesagain/bundler

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# Bundler Reference

JavaScript module bundlers.

## Commands

| Command | Description |
|---------|-------------|
| `intro` | Overview, comparison |
| `vite_esbuild` | Vite, esbuild |
| `webpack_rollup` | Webpack 5, Rollup, Rspack |