Web & SEO Tools
Analyze websites and optimize SEO, check domain age, generate meta tags/favicons, test for broken links, and detect WordPress.
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All Web & SEO Tools tools
44 tools in this category
Domain age checker
Domain age checker
Favicon Downloader
Paste any URL to download every favicon a site declares, ICO, PNG and SVG, at each size it publishes. Free, no signup, no account. No browser extension needed.
URL Expander
Reveal the full, original URL behind a shortened URL.
Slug Generator
Generate user-friendly and search-engine-optimized URL slugs for your website
Campaign URL Builder
Build custom campaign tracking URLs with UTM parameters for Google Analytics. This free browser tool creates tagged links in seconds, no signup required.
GPT Bot Crawl Tester
CHECK if GPTBot can crawl your website.
Wordpress Detector
Instantly detect if a website uses WordPress and identify its version. Our free tool helps developers, marketers, and site owners gather crucial CMS information.
URL Parser
URL Parser explain URL
Favicon Generator
Generate favicons, icons, and app icons for all devices. Upload logo or text to create complete favicon packages with installation code.
Sitemap URL Extractor
Extract all URLs from sitemap.xml files online. Parse XML sitemaps and get a list of all URLs for SEO analysis and website mapping.
Broken Link Checker
Check your website for broken links and dead URLs
Meta Tag Generator
Generate HTML meta tags for SEO, Open Graph, and Twitter Cards. Free online meta tag generator with real-time preview and copy/download functionality.
301 Redirect Code Generator
Generate permanent 301 redirect snippets for Apache, Nginx, PHP, HTML meta refresh, and JavaScript.
Google Fonts Pair Finder
Discover perfect Google Font pairings for your design projects with visual previews of heading and body font combinations.
HTAccess Redirect Generator
Generate Apache .htaccess redirect rules for URL redirections, domain changes, and website migrations with multiple redirect types.
Sitemap To Csv
Free online sitemap to CSV converter to extract URLs, priority, changefreq, and lastmod dates from any XML sitemap and export to CSV.
CPC Calculator
Calculate Cost Per Click (CPC), total ad cost, or total clicks instantly using our online CPC calculator.
CPM Calculator
Calculate Cost Per Mille (CPM), total ad cost, or total impressions instantly using our online CPM calculator.
Googlebot Crawl Size Checker
Check if your web page or PDF fits within Googlebot crawling limits. Measure uncompressed content size against the 2 MB HTML and 64 MB PDF thresholds.
Headline Analyzer
Analyze your headlines for SEO effectiveness, emotional impact, power words, readability, and word balance. Get a detailed score breakdown with actionable recommendations to write better headlines.
Hreflang Tag Generator
Generate hreflang tags for multilingual websites. Supports HTML link tags, HTTP headers, and XML sitemap formats with language presets and URL validation.
Keyword Density Checker
Analyze the keyword frequency and density of your text. Detect unigrams, bigrams, trigrams, and quadgrams with options to filter stop words.
Terms and Condition Generator
Create customized terms and conditions for your website or app with company name, URL, and legal clause options.
Alt Text Generator
Write image descriptions, preview images locally, check alt text, and copy safe HTML image tags.
Canonical Tag Generator
Generate canonical link tags, Open Graph URL tags, and hreflang tags from any page URL with protocol, www, trailing slash, and lowercase options. Runs entirely in your browser.
Content Security Policy Generator
Build a Content Security Policy header visually with per directive toggles and source lists. Add nonces, hashes, and custom sources, then copy the header or meta tag in one click.
Cookie Policy Generator
Generate a GDPR-aware cookie policy for your website. Choose the cookie types you use, add third-party services, and copy or download the finished policy.
Favicon Checker
Paste a page's HTML head to check favicon declarations, detect missing icon sizes, and verify manifest and SVG icons. Analysis runs entirely in your browser.
Heading Structure Analyzer
Analyze H1 to H6 heading structure in HTML for SEO. Detect missing H1 tags, skipped levels, and hierarchy issues with a visual tree.
Keyword Extractor
Extract the most important keywords from any text with language-aware stopword removal, adjustable keyword counts, and one-click export as a comma list, hashtags, or meta keywords.
Link Analyzer
Paste page HTML to instantly categorize every link as internal or external, detect nofollow attributes, review anchor text, filter the link inventory, and export it as CSV. Runs entirely in your browser.
Meta Length Checker
Check meta title and description lengths against SEO limits and preview how your snippet looks on Google desktop and mobile. Color coded bars show what fits.
OG Preview
Fill in your Open Graph title, description, image, and URL, then preview exactly how the link card renders on Facebook, X, and LinkedIn. Copy the generated meta tags when it looks right.
PWA Manifest Generator
Configure app name, display mode, colors, and icons, then copy a valid manifest.json for a progressive web app.
Redirect Chain Checker
Map HTTP redirect hops with 301, 302, 307, and 308 types, SEO impact notes, and chain length warnings.
Responsive Breakpoint Tester
Preview any URL or pasted HTML at mobile, tablet, laptop, and desktop widths with custom viewport sizes.
Robots.txt Generator
Build a robots.txt file with user-agent rules, allow and disallow paths, AI crawler presets, and a sitemap URL.
Schema Markup Generator
Create valid Schema.org JSON-LD for Article, Product, FAQ, LocalBusiness, and more with a copy-ready script tag.
Sitemap Generator
Build a standards-compliant XML sitemap from your URLs with optional last modified dates, change frequency, and priority.
SSL Checker
Check HTTPS reachability, response time, and security headers for any domain from your browser.
Structured Data Tester
Paste JSON-LD markup to validate syntax and check required Schema.org fields for common types.
HSTS Preload Checker
Validate Strict-Transport-Security headers against Chromium preload eligibility rules in your browser.
Security Headers Auditor
Paste HTTP response headers to audit CSP, HSTS, framing, MIME sniffing, referrer, and permissions policy directives.
Robots.txt Tester
Paste robots.txt rules and test whether a URL path is allowed or disallowed for a given user-agent.
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Straight answers about how Online Mini Tools works.
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