Rank-O-Saur - SEO Extension

Your all-in-one SEO browser extension for content, language, crawling, indexing, links, ai search and structured data.

🦖 Rank-O-Saur: Your All-in-One SEO Extension for Perfect OnPage & Technical SEO Rank-O-Saur is the ultimate browser extension for SEO experts, web developers, and content marketers. With just one click, you can analyze any webpage directly in your browser for all relevant ranking factors. Whether you need technical SEO audits, content checks, crawlability insights, or link analysis – Rank-O-Saur delivers all the data clearly and in real-time. 🛡️Ads-free and without any 3rd party tracking scripts. Clean, fast and helpful! Stop switching between multiple tools. Rank-O-Saur brings the complete SEO arsenal straight to your browser! 📊 Overview & Meta Data (OnPage SEO) Get a quick glance at the most critical OnPage factors that determine your Click-Through Rate (CTR) in the SERPs. ➤ Title Tag & Meta Description Check: Verifies presence, character count, and pixel length. Get instant warnings for tags that are too long or too short. ➤ Quick Health Check: Displays the HTTP status code (e.g., 200 OK), page file size, and the current loading URL. ➤ Live Status: Instant analysis of Meta-Robots, X-Robots-Tags, robots.txt rules, and Canonical tags right in the dashboard. 🕷️ Crawling & Indexing (Technical SEO) Avoid fatal SEO mistakes that prevent Google from indexing your site. Rank-O-Saur runs background checks and warns you proactively with a red icon, when something prevents the page from beeing crawled or indexed. ➤ Automatic Indexation Alarm: If a page is set to noindex or blocked by robots.txt, the Rank-O-Saur extension icon instantly turns red! ➤ Canonical Tag Analysis: Checks if a Canonical tag is set, whether it's self-referencing, or if it points to another URL (preventing duplicate content). ➤ Robots.txt & XML-Sitemap Check: Reads the robots.txt live, evaluates wildcards (*), and displays linked sitemaps. ➤ X-Robots-Tag (HTTP Header): Detects server-side indexation blocks that are invisible in the standard HTML source code. 🤖 AI & LLM Crawler Access Check With the rise of Artificial Intelligence in search (like Google SGE, ChatGPT, and Claude), it is crucial to know which AI bots are allowed to read your content. Rank-O-Saur features a dedicated LLM User-Agent check that instantly verifies domain access (e.g., via robots.txt) for the most important traditional and AI-driven crawlers. See at a glance if your site is allowed or blocked for the following bots: ➤ Google Bots: Google Bot Mobile/Desktop (googlebot), Google News Bot (googlebot-news), Google Ads Bot (adsbot-google) ➤ Bing Bots: Bing Bot (bingbot) ➤ OpenAI (ChatGPT) Bots: OAI-Searchbot (oai-searchbot), GPTBot / Web Crawler (gptbot), ChatGPT-User (chatgpt-user) ➤ Anthropic (Claude) Bots: ClaudeBot (claudebot), Claude-User (claude-user), Claude-Searchbot (claude-searchbot) 📝 Content & Heading Structure (H1-H6) Optimize your copy for both search engines and users. ➤ H-Tag Hierarchy: Detailed tree-view of all headings (H1 to H6). Instantly detects structural errors (e.g., missing H1 tags or skipped hierarchy levels). ➤ Visual Highlighting: Highlight all headings directly on the webpage for a visual structure check. ➤ Word Count: Quick analysis of the text length within the body (crucial for holistic content). ➤ Export Functionality: Copy your heading structure as a table or CSV for your SEO audits. 🔗 Link Analysis & Status Check Take full control of your internal link juice and outbound backlinks. ➤ Comprehensive Link Extractor: Filters links by Internal, External, Nofollow/Dofollow, Parameters, and Duplicates. ➤ Live Status Checker: With one click, check all found links on the page for broken URLs (404 errors) or redirects (301/302). ➤ On-Page Highlighting: Visually highlight internal (green), external (yellow), and nofollow links (dashed red) directly within the content. ➤ Anchor Text Analysis: Clearly lists all used anchor texts. 🌍 International SEO (Language & Hreflang) Secure top rankings in international markets with clean language markup. ➤ HTML Lang Attribute: Verifies the declared main language of the document. ➤ Hreflang Validation: Lists all found hreflang tags and highlights the current language version. ➤ Return-Tag Checker: Performs a live check to ensure linked international pages have correct return tags pointing back to the original URL. 🖼️ Image SEO (Optimization) Leverage the full potential of Google Image Search. ➤ Missing ALT-Tags: Instantly finds all images lacking an ALT attribute or Title tag. ➤ Format & Size Check: Analyzes the file format (e.g., WebP, JPG) and warns about oversized image files (> 500 KB) that negatively impact your page speed and Core Web Vitals. ⚙️ Structured Data (JSON-LD Markup) Climb the SERPs with Rich Snippets and Schema.org. ➤ Markup Extraction: Reads all JSON-LD scripts on the page and displays the @type categories (e.g., Article, FAQPage, Product). ➤ Code Viewer & Copy Function: Integrated editor with syntax highlighting for quick code copying. ➤ 1-Click Testing: Direct links to the Google Rich Results Test and the Schema.org Validator for the current URL. 📱 Social Media (Open Graph & Twitter Cards) Optimize how your page looks when shared on social platforms. ➤ Extracts OG-Title, OG-Description, and OG-Image. ➤ Displays a visual preview of the designated social image. ➤ Analyzes the active Twitter Card Type. 🛠️ Pro Features: Shortcuts & User-Agents Rank-O-Saur can be customized to fit your personal SEO workflow! ➤ Custom User-Agents Switcher: Simulate requests as Googlebot (Desktop/Mobile), Bingbot, or ChatGPT-User to uncover cloaking or test mobile versions. You can even create your own custom User-Agents! ➤ Custom HTTP Header: Ideal for testing on staging environments, that need to set a custom header. ➤ Quick Actions: Use pre-configured SEO shortcuts: ➤ JS vs. No-JS: Compare the page with and without JavaScript in a side-by-side view (crucial for Client-Side Rendering audits). ➤ Sistrix, GSC & PageSpeed: Jump straight to Google Search Console, Sistrix, or PageSpeed Insights with your current domain. ➤ Dark Mode & Multi-Language: The UI is available in English, German, Spanish, and French, and features an eye-friendly Dark Mode.