UD5 Toolkit
Meta Tag Extractor - Online View Any Page's SEO Tags
Enter a URL and extract meta title, description, OG tags into a readable format. Works via frontend proxy or user pastes HTML. Local.
Tag: SEO Tools - Optimize Your Site
36+ toolsImage Alt Text Linter - Online Check Missing & Redundant Alts
Paste an HTML snippet and get a report on missing, empty, or suspicious alt texts. Improve your image SEO and a11y.
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.
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.
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.
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.
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.
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.
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.
Hreflang Tag Generator - Online International SEO
Build hreflang tags for multi‑language websites. Select languages and URLs and get the complete <link> snippet.
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.
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.
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.
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.
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.
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.
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.
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.
Advanced Slug Generator - Online Custom Separator & Language
Convert title to URL slug with options: ignore stop words, transliterate special characters, choose separator. SEO friendly.
HTML Head Snippet Generator - Online Meta, CSS & JS Starter
Generate a complete <head> section with meta charset, viewport, SEO, favicon, and social tags. Customize and copy.
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.
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.
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.
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.
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.
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.
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.
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.
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.
XML Sitemap Generator - Online Free Website Sitemap Builder
Generate a standard XML sitemap for your website by entering a start URL. Crawls internal links directly from your browser. No server-side processing.
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.
Keyword Density Checker - Online SEO Text Analyzer
Analyze text for keyword frequency and density. Highlights over-optimized terms. Perfect for content writers and SEO editors. Entirely browser-based.
Robots.txt Generator - Online Create & Validate Robots File
Build a properly formatted robots.txt file with user-agent rules and sitemap location. Validate syntax in real time. Essential for webmasters.
Meta Tag Generator - Online SEO & Social Meta Tags Creator
Generate comprehensive HTML meta tags for SEO and social sharing (Open Graph, Twitter Cards). Copy ready-to-use code. Boost your search visibility.