UD5 Toolkit
Open Graph Image Generator - Online Social Card from Photo
Upload a photo and turn it into an optimized Open Graph image with title overlay. Perfect for blog social shares. Canvas.
SEO Tools - Search Engine Optimization
68+ toolsURL Redirect Chain Tracer - Online Check Hops
Enter a URL and follow every redirect until the final destination. Shows each hop's status code, location, and duration.
XML Sitemap Validator - Online Check Structure & Errors
Paste your sitemap XML and check for missing namespaces, invalid URLs, or size limit violations. Keep your SEO healthy.
Link Preview Analyzer - Online See Open Graph & Meta of Any URL
Paste a URL and see the og:title, description, image, and twitter card that will be used when shared. No server needed.
Web Page Resource Analyzer - Online List Assets & Size
Fetch a page and list all loaded assets (CSS, JS, images) with their sizes. See total page weight. Quick performance check.
TLD & Domain Extension Lookup - Online All Endings
Search a complete list of all top‑level domains. See which still have availability. For brand naming. Static reference.
Slug Transliteration Tester - Online Latinize & Clean URLs
Test how non‑Latin characters (Chinese, Cyrillic, Arabic) convert to URL‑safe slugs with proper transliteration rules. Preview the final string.
WHOIS Domain Lookup - Online Ownership & Expiration Check
Check WHOIS information for any domain: registrar, expiration date, and name servers. Quick and private using public WHOIS data aggregators.
Meta Tag Length Checker - Online Title & Description Pixel Width
See how your title and meta description will be truncated in Google SERP by pixel width. Optimize click‑through.
Broken Image Finder - Online Check Page for Missing Pictures
Enter a URL and get a list of all images that fail to load (404, CORS). A simple asset audit tool. Runs in your browser.
Breadcrumb Structured Data Generator - Online JSON‑LD
Create a breadcrumb schema for your website. Fill in the pages and get the ready‑to‑paste JSON‑LD snippet for rich results.
Web Performance Checklist - Online Quick Audit
Answer questions about your page (image size, caching, fonts) and get a tailored list of optimization tips. Manual audit helper.
SEO Title & Meta Optimizer - Online Pixel Width Preview
See how your page title and description will look in Google SERP. Check pixel width and character count. Local tool.
Sitemap URL Extractor - Online Get All Links from XML
Paste the content of an XML sitemap and extract a plain list of all the URLs. For further analysis. Local.
Social Card Meta Tester - Online See Facebook, Twitter, LinkedIn Previews
Enter a URL and see live mocked previews for Facebook, Twitter, LinkedIn, and Slack based on its meta tags. Find missing tags.
Local Business Schema Generator - Online JSON‑LD for SEO
Generate a LocalBusiness structured data snippet with name, address, phone, and opening hours. Boost local SEO.
Hreflang Tag Generator - Online International SEO
Build hreflang tags for multi‑language websites. Select languages and URLs and get the complete <link> snippet.
DNS Propagation Checker - Online Verify Record Status
Query a domain's DNS record against multiple public resolvers (Google, Cloudflare) and see how it propagates. Client‑side fetch.
Social Post Previewer - Online See Link on Facebook, LinkedIn, Twitter
Enter a URL and see a simulated preview of how the link will appear on major social platforms. Check tags.
Article Schema Markup Generator - Online JSON‑LD for Blogs
Generate an Article or BlogPosting structured data with headline, author, and image. For rich blog results.
Product Schema Markup Generator - Online JSON‑LD for Ecommerce
Create a Product structured data with reviews, price, and availability. Boost your ecommerce visibility in search.
Twitter Card Previewer - Online See How Tweets Render
Enter a URL and fetch its Twitter card meta tags. See a live preview of how the tweet will appear. Debug social sharing.
Robots.txt Tester - Online Check URL Allow/Disallow
Enter a URL and a user‑agent to see if it is allowed or blocked by the robots.txt file. Quick bot validation.
Alt Text Suggestion Tool - Online Image Description Generator
Upload an image and get a suggested alt text description using a local vision model (WASM). Improve SEO and accessibility fast.
HTML Meta Inspector - Online View All Page Meta
Paste a URL and extract all meta tags, Open Graph, Twitter Cards, and JSON‑LD. View in a friendly table. Client‑side fetch.
Dynamic OG Image Generator - Online Create Social Cards
Enter title, subtitle, and logo URL. Generate a beautiful Open Graph image ready for social sharing. Download PNG.
Heading Structure Visualizer - Online Document Outline Check
Paste an URL or HTML and see the h1‑h6 hierarchy as a tree. Detect skipped levels and improve accessibility. Client‑side.
Sitemap Splitter - Online Break Large Sitemaps
Break a large XML sitemap into smaller ones under the 50MB/50,000 URL limit. Generates a sitemap index.
Review Schema Markup Generator - Online JSON‑LD for Testimonials
Create a Review or aggregateRating structured data. Perfect for star ratings in search results. Copy the code.
Event Schema Markup Generator - Online JSON‑LD for Concerts
Build a complete Event structured data with performer, location, and dates. Get Google‑ready JSON‑LD for tickets.
Word Density Counter - Online SEO & Content Analysis
Paste your article and see a table of the most frequent words with their density percentages. Help avoid keyword stuffing. Local.
Image Sitemap Generator - Online XML for Photos
Paste a list of image URLs and generate a valid Google Image Sitemap XML. Essential for photography sites.
Recipe Schema Generator - Online JSON-LD for Food Blogs
Build a recipe rich snippet by filling out ingredients, cook time, and nutrition. Get the valid JSON-LD code.
Simple Page Speed Tester - Online Core Web Vitals Emulator
Enter a URL and get a quick simulation of First Contentful Paint, LCP, and CLS using browser metrics. Lightweight alternative.
Open Graph Audit Tool - Online Check Social Meta
Enter a URL and see a preview of how it will appear when shared on Facebook, Twitter, LinkedIn. Detect missing tags.
Multilingual Slug Generator - Online Remove Accents & Transliterate
Create SEO‑friendly slugs that handle characters from any language. Removes accents, converts Cyrillic, Greek, etc. to Latin. Local.
Structured Data Testing Tool - Online Validate Rich Results
Paste your JSON‑LD or Microdata and test it against Google's Rich Results criteria. Get warnings. Local linter.
HTML Headings Outline Generator - Online From Webpage
Enter a URL and see a nested list of all headings (h1‑h6). Check your document structure for SEO and accessibility. Pure fetch.
Open Graph Image Maker - Online Simple OG:Image Text
Create a basic Open Graph image with a title, background color, and logo. Download as PNG. Perfect for small sites.
Content Inventory Generator - Online Count Words & Headings
Paste HTML or Markdown to count total words, unique words, heading distribution, and reading time. Content audit helper.
FAQ Page Schema Generator - Online JSON-LD for Rich Results
Enter your FAQ questions and answers, and get ready‑to‑paste JSON-LD structured data. Boost search appearance.
URL Canonicalizer - Online Normalize & Compare
Enter two URLs and see if they resolve to the same canonical form after normalization. Find duplicate content issues.
Canonical Tag Checker - Online Rel=Canonical Inspector
Check a live URL to extract and validate its canonical link element. Ensure correct SEO configuration. Runs from your browser.
Live Website Audit Checker - Online Quick SEO & Performance
Enter a URL and get a one‑page report of titles, description, headings, image alts, and broken links. All from browser.
HTTP Redirect Path Tracer - Online SEO Chain Analyzer
Trace the full redirect path of a URL. See every hop, status code, and final destination. Detect broken chains.
Robots.txt Validator - Online Check Syntax & Rules
Paste a robots.txt file and validate its syntax. See if a specific user‑agent can access a path. Essential for webmasters.
Advanced Slug Generator - Online Custom Separator & Language
Convert title to URL slug with options: ignore stop words, transliterate special characters, choose separator. SEO friendly.
URL Status Code Checker - Online Bulk HTTP Response Tool
Check HTTP status codes for multiple URLs at once. Identify broken links and redirects. All requests made via browser fetch.
HTML Outline Extractor - Online Heading Map from URL
Enter a URL and see a nested list of all h1‑h6 tags. Check document structure for SEO and accessibility.
Favicon Checker - Online Test Any Site's Icon
Enter a URL and see its favicon at all standard sizes. Check if it's properly defined. SEO basic check.
Website Carbon Footprint Estimator - Online Eco Check
Enter a URL and get a rough estimate of its carbon emissions per page view. Based on data transfer size and energy model. Educational.
SEO Friendly URL Rewriter - Online Slug Optimizer
Convert messy URLs into clean, keyword-rich slugs. Remove stop words, replace spaces with hyphens. Lowercase transformation. All local.
Redirect Path Tracer - Online SEO Redirect Chain Analyzer
Enter a URL and trace the full redirect chain, seeing each hop's status code and location. Identify unnecessary redirects. Client-side fetch.
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.
Query Parameter Extractor - Online URL Param Table Viewer
Enter a full URL and get all query parameters in a clean table with decoded values. Quickly see UTM and tracking params.
Structured Data Generator - Online JSON-LD Article & Product
Create JSON-LD structured data snippets for articles, products, and events. Fill in fields and copy the code. SEO helper.
Open Graph Debugger - Online Fetch & Preview Social Card
Enter a URL to see exactly what Open Graph and Twitter card tags will be shown when shared on social media. Fetch from browser.
Meta Tag Extractor - Online View Any Page's SEO Tags
Fetch and extract all meta tags, open graph tags, and Twitter cards from a live URL. No server proxy, direct browser fetch.
Title Tag Optimizer - Online SEO Title Preview & Pixel Width
Preview how your page title will appear in Google SERPs. See pixel width and character count. Avoid truncation. Free local tool for SEOs.
Extract URLs - Online Link & Domain Finder Tool
Pull out all URLs and links from text. Extract domains, paths, and protocols. Perfect for SEO scraping or analyzing text documents. Client-side execution.