Web & SEO
Slugs, meta, URLs and utilities for the web.
98 live · 75+ planned
Meta Tag Generator
Generate SEO and Open Graph meta tags for your pages.
UTM Link Builder
Build campaign URLs with UTM parameters for analytics tracking.
Keyword Density Checker
Analyze keyword frequency and density in your content.
Reading Time Calculator
Estimate how long text takes to read and speak aloud.
Google SERP Snippet Preview
Preview how your page title and description appear in Google.
HTTP Status Code Reference
Look up any HTTP status code and its meaning.
URL Parser
Break any URL into protocol, host, path, query parameters and more.
Schema Markup Generator
Generate JSON-LD structured data for rich results.
Robots.txt Generator
Build a robots.txt file to control search-engine crawling.
Meta Description Length Checker
Check if your meta description fits Google’s length limit.
Canonical Tag Generator
Generate a canonical link tag for a URL.
Sitemap URL Extractor
Extract all URLs from a sitemap.xml.
MIME Type Lookup
Find the MIME type for any file extension.
Iframe Embed Generator
Generate a responsive iframe embed from a URL.
YouTube Embed Generator
Generate embed code from a YouTube link.
Media Query Generator
Wrap CSS in a responsive media query.
Preload Link Generator
Generate a <link rel="preload"> tag.
Social Share Link Generator
Create share links for a URL across networks.
Viewport Meta Generator
Generate a responsive viewport meta tag.
Google Maps Embed Generator
Embed a Google Map for any place or address.
Data URI Generator
Convert text into a Base64 data URI.
HTML Table Generator
Convert CSV or TSV rows into an HTML table.
Cookie Consent Banner Generator
Generate a simple cookie consent banner snippet.
Favicon Link Tags Generator
Generate the HTML link tags for favicons.
Apple Touch Icon Tag Generator
Generate apple-touch-icon link tags.
Theme Color Meta Tag Generator
Generate a theme-color meta tag.
Author Meta Tag Generator
Generate an author meta tag.
Meta Refresh Redirect Generator
Generate a meta refresh redirect tag.
JSON-LD Organization Generator
Generate Organization schema markup.
Anchor Link Generator
Generate anchor IDs and a table of contents from headings.
Base Tag Generator
Generate an HTML <base> tag.
Picture Element Generator
Generate a responsive <picture> element.
HTML5 Video Tag Generator
Generate an HTML5 <video> element.
HTML5 Audio Tag Generator
Generate an HTML5 <audio> element.
Figure & Caption Generator
Generate a <figure> with an image and caption.
Lazy Image Tag Generator
Generate a lazy-loading <img> tag.
Skip Link Generator
Generate an accessible skip-to-content link.
JSON-LD Product Generator
Generate Product schema markup.
JSON-LD Article Generator
Generate Article schema markup.
Twitter Player Card Generator
Generate Twitter player card meta tags.
JSON-LD Video Generator
Generate VideoObject schema markup.
JSON-LD Recipe Generator
Generate Recipe schema markup.
JSON-LD Review Generator
Generate Review schema markup.
Atom Feed Entry Generator
Generate an Atom feed <entry> element.
PWA Manifest Generator
Generate a web app manifest.json.
security.txt Generator
Generate a security.txt disclosure file.
humans.txt Generator
Generate a humans.txt credits file.
JSON-LD HowTo Generator
Generate HowTo schema markup from steps.
JSON-LD Job Posting Generator
Generate JobPosting schema markup.
JSON-LD Course Generator
Generate Course schema markup.
JSON-LD Software App Generator
Generate SoftwareApplication schema markup.
Preconnect Link Generator
Generate preconnect link tags for domains.
CSP Header Generator
Generate a Content Security Policy header.
Cache-Control Header Generator
Generate a Cache-Control HTTP header.
X-Robots-Tag Generator
Generate an X-Robots-Tag HTTP header.
Title Tag Length Checker
Check if your SEO title fits Google’s length limit.
Slug to Title Converter
Turn a URL slug back into a readable title.
Extract Domain from URL
Pull the domain name out of URLs.
Remove UTM Parameters
Clean tracking parameters from URLs.
Nofollow Link Generator
Generate HTML anchor tags with rel="nofollow".
Bulk URL Slug Generator
Turn many titles into clean URL slugs at once.
X (Twitter) Character Counter
Count characters against the 280-character limit.
Email Validator
Check whether each line is a valid email address.
Breadcrumb Schema Generator
Generate JSON-LD breadcrumb structured data from a path.
Open Graph Tag Generator
Generate Open Graph meta tags.
Twitter Card Generator
Generate Twitter/X card meta tags.
Favicon HTML Generator
Generate the HTML link tags for favicons.
Viewport Meta Generator
Generate a responsive viewport meta tag.
Robots Meta Tag Generator
Generate a robots meta tag.
Breadcrumb HTML Generator
Generate accessible breadcrumb navigation HTML.
Sitemap XML Generator
Generate a sitemap.xml from a list of URLs.
Email Obfuscator
Hide an email from spam bots with HTML entities.
Mailto Link Generator
Build a mailto link with subject and body.
Phone (tel:) Link Generator
Generate a clickable phone link.
Hreflang Tag Generator
Generate hreflang tags for international SEO.
RSS Item Generator
Generate an RSS <item> element.
Preconnect Tag Generator
Generate resource-hint preconnect links.
DNS Prefetch Generator
Generate dns-prefetch resource hints.
Srcset Generator
Generate a responsive image srcset attribute.
Heading Outline Extractor
Extract a heading outline from Markdown.
Meta Keywords Generator
Turn a list of keywords into a meta keywords tag.
Alt Text Length Checker
Check if image alt text is a good length.
Charset Meta Generator
Generate the charset and language meta tags.
Meta Refresh Generator
Generate a meta refresh redirect tag.
Website JSON-LD Generator
Generate WebSite structured data.
security.txt Generator
Generate a security.txt file.
ads.txt Generator
Generate an ads.txt line for ad networks.
rel="me" Link Generator
Generate rel="me" verification links for social profiles.
Apple Touch Icon Tags
Generate apple-touch-icon link tags.
Theme Color Meta Generator
Generate a theme-color meta tag for browsers.
FAQ Schema Generator
Generate FAQPage JSON-LD from questions and answers.
Local Business Schema Generator
Generate LocalBusiness JSON-LD.
Event Schema Generator
Generate Event JSON-LD structured data.
Web App Manifest Generator
Generate a basic web app manifest.json.
Sitemap Index Generator
Generate a sitemap index from sitemap URLs.
Pagination Link Generator
Generate rel="prev" and rel="next" pagination tags.
Open Graph Video Tags
Generate Open Graph video meta tags.
App Banner Meta Generator
Generate smart app banner meta tags for iOS and Android.