View Page Source

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

FEATURES

- Four tools (View Source, SEO Check, Social Preview, and Extract HTML) from the toolbar or right-click menu
- Quick Look: an inline summary of HTTP status, title, size, tag and word counts, and generator, without leaving the page
- Right-click any page, link, or image to analyze it
- Recent history: re-open the last 10 pages you analyzed (stored locally)
- Options page: set your default tool, default formatting, and toolbar button behaviour
- Per-tool keyboard shortcuts, plus a toolbar badge showing the page's HTTP status
- Dark mode that follows your system theme
- Syntax-highlighted source code with optional word wrap
- 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
- Smart SEO analysis: meta tags, Open Graph, structured data (JSON-LD), internationalization, links, resources, document structure, and security
indicators
- Performance metrics: DNS lookup, TCP connection, TLS handshake, server response, and download times
- Server info: HTTP version, status code, and response headers

HOW TO USE

1. Click the extension icon to open the popup and pick a tool, OR
2. Right-click a page, link, or image and choose from the "View Page Source" menu, OR
3. Press Ctrl+Shift+U (Windows/Linux) or Cmd+Shift+U (Mac) to run your default tool

A new tab opens with the formatted source code and full analysis. Or use Quick Look for an inline summary.

PRIVACY

- Only the URL you choose to analyze is sent to view-page-source.com
- No browsing history, personal data, or tracking collected
- No third-party analytics or ads
- Minimal permissions: activeTab, contextMenus, storage, and access to view-page-source.com (for Quick Look)
- Open source: https://github.com/zaidi/view-page-source-extension

Perfect for web developers, designers, SEO professionals, and anyone curious about how websites are built.