Chrome and Firefox

Social Preview Checker Browser Extension

Open a page, click LinkGlimpse, and get a live report with social previews, metadata diagnostics, image checks, redirects, and copy-ready fixes.

View source and install locallyTry the web checker

Chrome Web Store and Firefox Add-ons submissions are being prepared.

Explicitly activated

It runs only when you open the popup or choose the LinkGlimpse context-menu command.

Minimal permissions

Only activeTab and contextMenus—no browser history, cookies, credentials, or access to every site.

Actionable report

See platform previews, diagnostic severity, metadata values, and specific remediation guidance.

Build the extension locally

Clone the public repository, install dependencies, and create both browser builds:

corepack enable
pnpm install
pnpm extension:build

Load dist/extension/chrome as an unpacked Chrome extension or dist/extension/firefox as a temporary Firefox add-on.