---
title: "SWC Speedy Web Compiler for JavaScript and TypeScript"
description: "SWC (Speedy Web Compiler) is a Rust-based JavaScript and TypeScript compiler that is 20x faster than Babel on a single thread and 70x faster on four cores. It handles transpilation, minification, and bundling, and powers major tools including Next.js, Parcel, and Rspack."
verification: "security_reviewed"
source: "https://github.com/swc-project/swc"
author: "swc"
category:
  - "Developer Tools"
framework:
  - "Multi-Framework"
tool_ecosystem:
  github_repo: "swc-project/swc"
  github_stars: 33347
---

# SWC Speedy Web Compiler for JavaScript and TypeScript

SWC (Speedy Web Compiler) is a Rust-based JavaScript and TypeScript compiler that is 20x faster than Babel on a single thread and 70x faster on four cores. It handles transpilation, minification, and bundling, and powers major tools including Next.js, Parcel, and Rspack.

## 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/swc-speedy-web-compiler-javascript-typescript/)