Keyword Extractor - Online Rapid Text Analysis
Paste any article and get a list of the most relevant keywords using a simple TF‑IDF‑like model. Skip stop words. All local.
UD5 Toolkit
Analyze keyword frequency in your text to improve on-page SEO. Paste your content and instantly get density metrics.
| Keyword | Count | Density % |
|---|
Paste any article and get a list of the most relevant keywords using a simple TF‑IDF‑like model. Skip stop words. All local.
Enter a URL and get a one‑page report of titles, description, headings, image alts, and broken links. All from browser.
Paste HTML or Markdown to count total words, unique words, heading distribution, and reading time. Content audit helper.
Paste text to compute reading ease and grade level using Flesch-Kincaid, SMOG, and ARI. Improve your writing clarity. All in browser.
Analyze text for subjective and emotionally charged words. Helps identify potential bias in writing. Purely heuristic, local operation.
Enter a URL and see a simulated preview of how the link will appear on major social platforms. Check tags.
Break a large XML sitemap into smaller ones under the 50MB/50,000 URL limit. Generates a sitemap index.
Build a complete Event structured data with performer, location, and dates. Get Google‑ready JSON‑LD for tickets.
Enter a URL and fetch its Twitter card meta tags. See a live preview of how the tweet will appear. Debug social sharing.
Paste a URL and extract all meta tags, Open Graph, Twitter Cards, and JSON‑LD. View in a friendly table. Client‑side fetch.
See how your title and meta description will be truncated in Google SERP by pixel width. Optimize click‑through.
Generate a LocalBusiness structured data snippet with name, address, phone, and opening hours. Boost local SEO.
Create a breadcrumb schema for your website. Fill in the pages and get the ready‑to‑paste JSON‑LD snippet for rich results.
Enter a URL and a user‑agent to see if it is allowed or blocked by the robots.txt file. Quick bot validation.
Paste an URL or HTML and see the h1‑h6 hierarchy as a tree. Detect skipped levels and improve accessibility. Client‑side.
Paste your article and see a table of the most frequent words with their density percentages. Help avoid keyword stuffing. Local.
Enter a URL and see a nested list of all headings (h1‑h6). Check your document structure for SEO and accessibility. Pure fetch.
Paste the content of an XML sitemap and extract a plain list of all the URLs. For further analysis. Local.
Enter a URL and see a nested list of all h1‑h6 tags. Check document structure for SEO and accessibility.
Enter a URL and see its favicon at all standard sizes. Check if it's properly defined. SEO basic check.
Trace the full redirect path of a URL. See every hop, status code, and final destination. Detect broken chains.
Paste a robots.txt file and validate its syntax. See if a specific user‑agent can access a path. Essential for webmasters.
Convert title to URL slug with options: ignore stop words, transliterate special characters, choose separator. SEO friendly.
Generate a complete <head> section with meta charset, viewport, SEO, favicon, and social tags. Customize and copy.
Fetch and extract all meta tags, open graph tags, and Twitter cards from a live URL. No server proxy, direct browser fetch.
Convert messy URLs into clean, keyword-rich slugs. Remove stop words, replace spaces with hyphens. Lowercase transformation. All local.
Check a live URL to extract and validate its canonical link element. Ensure correct SEO configuration. Runs from your browser.
Enter a URL and trace the full redirect chain, seeing each hop's status code and location. Identify unnecessary redirects. Client-side fetch.
Preview how your page title will appear in Google SERPs. See pixel width and character count. Avoid truncation. Free local tool for SEOs.
Build a properly formatted robots.txt file with user-agent rules and sitemap location. Validate syntax in real time. Essential for webmasters.