---
title: "esbuild Ultra-Fast JavaScript Bundler"
description: "esbuild is an extremely fast JavaScript and TypeScript bundler written in Go that delivers 10-100x faster build times than traditional tools like webpack. It handles bundling, minification, tree shaking, source maps, and CSS modules with a straightforward API available from the CLI, JavaScript, and Go."
verification: "security_reviewed"
source: "https://github.com/evanw/esbuild"
category:
  - "Developer Tools"
framework:
  - "Claude Code"
tool_ecosystem:
  github_repo: "evanw/esbuild"
  github_stars: 39815
  npm_package: "esbuild"
  npm_weekly_downloads: 164021497
---

# esbuild Ultra-Fast JavaScript Bundler

esbuild is an extremely fast JavaScript and TypeScript bundler written in Go that delivers 10-100x faster build times than traditional tools like webpack. It handles bundling, minification, tree shaking, source maps, and CSS modules with a straightforward API available from the CLI, JavaScript, and Go.

## Installation

Choose whichever fits your setup:

1. Copy this skill folder into your local skills directory.
2. Clone the repo and symlink or copy the skill into your agent workspace.
3. Add the repo as a git submodule if you manage shared skills centrally.
4. Install it through your internal provisioning or packaging workflow.
5. Download the folder directly from GitHub and place it in your skills collection.

## Source

- [Agent Skill Exchange](https://agentskillexchange.com/skills/esbuild-ultra-fast-javascript-bundler/)