# View Page Source - HTML Viewer

> View source code, detect 100+ web technologies, and analyze SEO. Reveals meta tags, Open Graph, structured data, frameworks, CMS, analytics, performance metrics, and security indicators for any website.

Canonical page: [https://chrome-stats.com/d/view-page-source-html-viewer](https://chrome-stats.com/d/view-page-source-html-viewer)

## Overview

- **ID:** `view-page-source-html-viewer`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Ahmed Sajjad Zaidi
- **Category:** web-development
- **Daily users:** 77
- **Weekly downloads:** 3
- **Version:** 1.2.0
- **Last updated:** 2026-06-04
- **First published:** 2026-03-09
- **Size:** 50 KB
- **Data as of:** 2026-09-06
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/view-page-source-html-viewer/)
- **Website:** [https://www.view-page-source.com](https://www.view-page-source.com/)
- **Privacy policy:** [https://addons.mozilla.org/firefox/addon/view-page-source-html-viewer/privacy/](https://addons.mozilla.org/firefox/addon/view-page-source-html-viewer/privacy/)

## Description

View Page Source is a fast, privacy-focused tool for viewing and analyzing any webpage's HTML source code.

FEATURES
<ul><li>Syntax-highlighted source code with optional word wrap</li><li>Technology detection — identify 100+ technologies including CMS (WordPress, Shopify, Wix), JavaScript frameworks (React, Vue, Next.js), CSS frameworks (Tailwind, Bootstrap), analytics (GA4, Hotjar, Clarity), CDNs, payment systems, and more</li><li>Smart SEO analysis — meta tags, Open Graph, structured data (JSON-LD), internationalization, links, resources, document structure, and security indicators</li><li>Performance metrics — DNS lookup, TCP connection, TLS handshake, server response, and download times</li><li>Server info — HTTP version, status code, and response headers</li></ul>
HOW TO USE
<ol><li>Click the extension icon in your toolbar, OR</li><li>Right-click any page and select "View Page Source", OR</li><li>Press Ctrl+Shift+Y (Windows/Linux) or Cmd+Shift+Y (Mac)</li></ol>
A new tab opens with the formatted source code and full analysis.

PRIVACY
<ul><li>Only the URL you choose to analyze is sent to <a href="https://prod.outgoing.prod.webservices.mozgcp.net/v1/3205b27be42e5baf4cb1d238b17c2a12cb846a6e10bd94e256996f46dbf20406/http%3A//view-page-source.com" rel="nofollow">view-page-source.com</a></li><li>No browsing history, personal data, or tracking collected</li><li>No third-party analytics or ads</li><li>Minimal permissions: activeTab, contextMenus, storage, notifications</li><li>Open source: <a href="https://prod.outgoing.prod.webservices.mozgcp.net/v1/e3da826d0c79b27594f54d7c9e4ab6b511db2eaa29a3703cd39e9b553359f6b0/https%3A//github.com/zaidi/view-page-source-extension" rel="nofollow">https://github.com/zaidi/view-page-source-extension</a></li></ul>
Perfect for web developers, designers, SEO professionals, and anyone curious about how websites are built.

## Rankings

- #13,219 — Overall
- #25 — source
- #31 — source code
- #37 — resource
- #54 — html
- #72 — shopify

## Permissions and access

### Permissions

- `activeTab`
- `contextMenus`
- `storage`
- `https://www.view-page-source.com/*`

## Safety

- **Risk impact:** Low risk impact
- **Risk likelihood:** High risk likelihood

### Analysis details

- Request access to the following domains: view-page-source.com
- This extension has low user count. Unpopular extensions may not be stable or safe.

> Some risk analysis details are omitted from this free response. [Upgrade to view the full analysis](https://chrome-stats.com/pricing).

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Source: [Chrome-Stats](https://chrome-stats.com/d/view-page-source-html-viewer)