Nofollow & Dofollow Link Checker — SEO Link Highlighter | LinkViz

About

LinkViz — the SEO link checker and highlighter for professionals. Instantly detects and color-codes nofollow, dofollow, sponsored, and UGC links on any webpage. See which links pass authority — then analyze, export, and report — all in one tool.

KEY FEATURES

4 LINK TYPES — COLOR-CODED DETECTION
- Dofollow links highlighted in green — links that pass SEO authority
- Nofollow links highlighted in red — links that don't pass authority
- Sponsored links highlighted in orange — paid and advertising links
- UGC links highlighted in purple — user-generated content links
- Case-insensitive detection — catches rel="NoFollow" that other extensions miss

DONUT CHART DASHBOARD
- See your dofollow percentage at a glance with an interactive ring chart
- Link type breakdown — dofollow, nofollow, sponsored, UGC counts

EXPORT TO CSV, JSON & CLIPBOARD
- Download all links with URL, anchor text, type, rel attributes, and scope
- CSV with proper escaping — commas, quotes, newlines handled correctly
- JSON format for developers and API integration
- One-click clipboard copy for quick sharing

PDF REPORTS — PROFESSIONAL LINK ANALYSIS
- Generate client-ready link analysis reports with one click
- Branded report with stats grid, composition bar, and full link table
- Top anchor text analysis included

SPA & DYNAMIC CONTENT SUPPORT
- Works on React, Vue, Angular sites, Twitter, LinkedIn
- MutationObserver detects links loaded via JavaScript in real-time
- Chunked processing — no page freezing even on pages with 1000+ links

LIGHT & DARK THEME
- Switch between light and dark mode with one click

META ROBOTS DETECTION
- Alerts you when a page has nofollow or noindex meta tags

100% PRIVATE — ZERO DATA COLLECTION
- All data stored locally in Chrome Storage
- Zero network requests — works completely offline
- No accounts, no servers, no analytics

6 LANGUAGES
Available in English, Russian, Spanish, German, French, and Portuguese.

No ads. No tracking. No email walls. Just links.