PageLint

Fast SEO QA in your sidebar. Review issues, previews and metadata on any live page.

Need to review a page before it goes live? Want to catch missing metadata, broken heading structure or weak social previews without opening five different tools? PageLint is a fast SEO QA panel that lives in Chrome's Side Panel. Open any live page and get an instant review of its metadata, headings, images, links, schema and search/social previews. No account required. No external server processing. Everything runs locally in your browser. ━━━━━━━━━━━━━━━━━━━━ ⚡ FAST SEO QA FOR LIVE PAGES Use PageLint while reviewing: • Landing pages before publishing • Blog posts before release • Ecommerce product pages • Client pages during QA • Competitor pages for quick checks ━━━━━━━━━━━━━━━━━━━━ 🔎 TOP ISSUES FIRST PageLint does not just list tags. It helps you focus on what matters first: • Top issues ranked by severity • Quick wins you can fix fast • Action checklist with clear explanations • "Why this matters" and "What to do" guidance for each issue ━━━━━━━━━━━━━━━━━━━━ 🧩 META, HEADINGS, IMAGES AND LINKS Review the most important on-page signals in one place: • Title tag and meta description length • Canonical, robots, viewport and charset • Full H1-H6 structure • Missing or duplicate H1 detection • Heading hierarchy issues • Image alt text coverage • Internal, external and nofollow links ━━━━━━━━━━━━━━━━━━━━ 🌐 SEARCH AND SOCIAL PREVIEWS Check how the page may look outside the website itself: • Google-style SERP preview • Open Graph preview • Twitter metadata fallback • Quick visibility into missing social image or incomplete share markup ━━━━━━━━━━━━━━━━━━━━ 🏷️ STRUCTURED DATA SNAPSHOT PageLint detects JSON-LD blocks already present on the page and shows the schema types it finds, such as: • Article • Product • FAQPage • BreadcrumbList • Organization ━━━━━━━━━━━━━━━━━━━━ 📋 COPY THE REPORT Need to share findings with a developer, marketer or client? Use "Copy report" to copy a plain-text summary of: • Page score • Top issues • Quick wins • Key audit counts Perfect for Slack, tickets, email or QA notes. ━━━━━━━━━━━━━━━━━━━━ 🔒 PRIVATE BY DEFAULT • No account required • No analytics • No tracking • No external server processing • Analysis runs entirely on your device ━━━━━━━━━━━━━━━━━━━━ 👥 WHO IS IT FOR? • SEO specialists • Web developers • Content teams • Agencies • Anyone who ships pages and wants a quick QA pass ━━━━━━━━━━━━━━━━━━━━ HOW IT WORKS 1. Open any page in Chrome 2. Click the PageLint icon 3. Review the page in the Side Panel 4. Fix the top issues first 5. Re-scan and confirm the page is ready ━━━━━━━━━━━━━━━━━━━━ CURRENT PRODUCT FOCUS PageLint is focused on being a fast and practical SEO QA tool for single-page review inside Chrome. ━━━━━━━━━━━━━━━━━━━━ Questions or feedback? Contact: soporte@extensionlab.es