---
title: Unlighthouse
canonical_url: "https://unlighthouse.dev/"
last_updated: "2026-06-27T00:41:53.395Z"
meta:
  description: "Google Lighthouse for your entire site."
  "og:description": "Google Lighthouse for your entire site."
  "og:title": Unlighthouse
---

</h1>

```

Unlighthouse on GitHub

# **Lighthouse for your **entire site

Unlighthouse is a free, open-source CLI that runs Google Lighthouse on every page of your site in parallel. Auto-discovers URLs, crawls in parallel, and delivers one unified performance report.

$npxunlighthouse--siteexample.com

[**Get Started **](https://unlighthouse.dev/guide/getting-started/installation) [** GitHub **](https://github.com/harlan-zw/unlighthouse)

Node 20+ · MIT licensed · Zero config

localhost:5678

## **Why Unlighthouse **

### **Parallel Scans **

Threaded workers with opportunistic throttling for fast audits.

### **Auto Crawling **

Discovers URLs via robots.txt, sitemap.xml, and internal links.

### **Smart Sampling **

Auto-samples dynamic routes to reduce scan time.

### **Modern UI **

Search, sort, and re-scan pages in the Vite-powered client.

### **SEO Insights **

Titles, meta descriptions, share images, link analysis.

### **A11y Summary **

Accessibility audit with contrast issue visualization.

**3.9K**

downloads per day

118K

monthly downloads

4.7K

GitHub stars

## **Community Funded **

Unlighthouse is free and open-source thanks to generous community sponsors.

[**Become a sponsor **](https://github.com/sponsors/harlan-zw)

### **Top Sponsors **

[![Daniel Roe](https://avatars.githubusercontent.com/u/28706372?u=c4a5aa5232c09c3248533366d5c93a138d7e8987&v=4)**Daniel Roe**](https://roe.dev)

### **Gold Sponsors **

[![Massive Monster](https://avatars.githubusercontent.com/u/11852534?v=4)](https://massivemonster.co) [![Localazy](https://avatars.githubusercontent.com/u/59409404?v=4)](https://localazy.com) [![Encited (formerly LovableHTML)](https://avatars.githubusercontent.com/u/281390080?v=4)](https://encited.com)

### **Backers **

[![Björn Büttner](https://avatars.githubusercontent.com/u/7874631?u=dbcb7fa18f2d10b54426fe10451472a0f5e5fca3&v=4)](https://github.com/Idrinth) [![Jan-Henrik Damaschke](https://avatars.githubusercontent.com/u/15030951?u=724eb8ee4cae7792ddf13e25c31589dd6c5cb1d1&v=4)](https://itinsights.org) [![timhanlon](https://avatars.githubusercontent.com/u/4340187?u=99d45e9548a0bf67d4c391f1fac10a0587566e2a&v=4)](https://github.com/timhanlon) [![Milos Dimitrijevic](https://avatars.githubusercontent.com/u/46306967?u=1d5e02f5ffcd99e21b5d869fe740b7c1d2ce0318&v=4)](https://github.com/milos018) [![Arash Ari Sheyda](https://avatars.githubusercontent.com/u/38922203?u=9dbd0fa921a11bc4b2842700008e2d08e33bb73f&v=4)](https://github.com/arashsheyda) [![Marko](https://avatars.githubusercontent.com/u/2497323?u=189c706b73e0495b56688589447d3e46b8045f73&v=4)](https://github.com/aussieboi) [![Christian Ducrot](https://avatars.githubusercontent.com/u/3525119?u=6b662d7c909bb2c725194f0f9290d2b8e78b7188&v=4)](https://ducrot.de) [![Maik](https://avatars.githubusercontent.com/u/16877165?u=51e3a642e812d53c7d51037f4cf421e9faf9a3f9&v=4)](https://github.com/just-maik) [![Leopold Kristjansson](https://avatars.githubusercontent.com/u/2579324?v=4)](https://github.com/leopoldkristjansson) [![Email Testing for Developers - SMTP Labs, Inc.](https://avatars.githubusercontent.com/u/89388475?v=4)](https://github.com/smtplabs) [![reshepe](https://avatars.githubusercontent.com/u/175365848?v=4)](https://reshepe.dev) [![Elmo](https://avatars.githubusercontent.com/u/229394758?v=4)](https://elmohq.com) [![AdKit](https://avatars.githubusercontent.com/u/242531394?v=4)](https://adkit.so)