ColorZilla
Advanced Eyedropper, Colour Picker, Gradient Generator and other colourful goodies
Developer-grade technical SEO inspector. Headers, redirects, JSON-LD, DOM diff. Free, no account.
Review user movement over the last 30 days.
Track rating movement over time to see whether quality signals remain stable.
Compare 1-day, 7-day, and 30-day net growth and growth rate.
Review publication date, version, supported languages, and crawl timestamps.
Review the store description, core capabilities, and common use cases.
SEO Inspector reads the page you're on and shows the SEO data developers actually need. Click the icon. See title, meta, canonical, robots, JSON-LD, OG cards, image alts, link inventory, hreflang. Hit Copy and the whole audit goes to your clipboard as JSON.
What it shows:
- Live SERP preview with pixel-width title and description.
- H1-H6 outline. Flags missing or duplicate H1.
- Canonical URL. Flags cross-domain canonicals red.
- Robots meta. Unmissable noindex badge if set.
Inspect the latest comments and rating distribution.
The Chrome Web Store shows 1 reviews, but only 0 review bodies have synced into ExtScope so far. Showing the synced reviews available right now.
Review related products from the Chrome Web Store detail page.
Advanced Eyedropper, Colour Picker, Gradient Generator and other colourful goodies
The Tag Assistant extension works with Tag Assistant to help troubleshoot installation of gtag.js and Google Tag Manager.
Spoofs & Mimics User-Agent strings.
Lighthouse is an open-source, automated tool for improving the performance, quality, and correctness of your web apps.
Adds a toolbar button with various web developer tools.
Instant website analysis, AI traffic insights, and SEO metrics at your fingertips.