SEO Tools
SERP previews, JSON-LD Schema & robots.txt builders • 23 Tools
Google SERP snippet preview, truthful JSON-LD Schema markup generator, robots.txt directives, sitemap validator, and keyword density counter. All tools execute 100% locally in your web browser with zero server transmission.
Previews & Metadata
(6)Google Search SERP Snippet Preview
Preview how your web page title, URL, and meta description look in Google Search results across desktop and mobile.
SEO Title Tag Pixel Width & CTR Optimizer
Generate high-CTR SEO title tags within Google 600px pixel limit with power words and separators.
SEO Meta Description Optimizer
Craft compelling SEO meta descriptions within Google 155-160 character limit with call-to-action tips.
Social Sharing Open Graph Protocol Generator
Generate og:title, og:description, og:image, og:url, and og:type Open Graph meta tags for Facebook, LinkedIn, and Discord.
Twitter / X Large Image Card Generator
Generate twitter:card, twitter:site, twitter:title, and twitter:image meta tags for Twitter / X share cards.
Universal Social Media Share Card Previewer
Simulate how shared links appear across Facebook, Twitter/X, LinkedIn, and Discord in one view.
Technical SEO
(6)Crawler Directives Robots.txt Generator
Generate valid robots.txt files with User-agent, Allow, Disallow, Crawl-delay, and Sitemap directives.
XML Sitemap 0.9 Protocol Generator
Generate clean XML sitemap files conforming to the official Sitemap 0.9 protocol with changefreq and priority.
XML Sitemap Structure & Tag Validator
Validate sitemap.xml files for XML syntax errors, unclosed tags, and URL protocol violations.
rel="canonical" Tag Generator
Generate self-referencing and cross-domain rel="canonical" link tags to eliminate duplicate content penalties.
International SEO hreflang Tag Generator
Generate multi-language and regional rel="alternate" hreflang link tags with x-default fallback.
301 Permanent Redirect Rule Generator
Generate 301 Permanent and 302 Temporary redirect rules for Apache (.htaccess) and Nginx.
Structured Data
(6)JSON-LD Schema.org Structured Data Generator
Generate truthful Google Rich Snippets structured data in JSON-LD for Articles, Products, Organizations, FAQs, and Breadcrumbs.
Schema.org FAQPage JSON-LD Generator
Generate Google-compliant FAQPage JSON-LD structured data with question and answer pairs.
Schema.org Article / BlogPosting JSON-LD Generator
Generate Article and BlogPosting structured data with headline, author, datePublished, and publisher logo.
Schema.org Product & Offer JSON-LD Generator
Generate Product and Offer structured data with price, currency, availability, and SKU for Google Shopping.
Schema.org Organization & Logo JSON-LD Generator
Build Organization structured data with company name, logo URL, official website, and social profile links.
Schema.org BreadcrumbList JSON-LD Generator
Generate BreadcrumbList structured data for clean hierarchical breadcrumb trails in Google SERP results.
Content & Audit
(5)Content Keyword Density & Frequency Analyzer
Audit text for keyword density percentages, word frequencies, total word counts, and keyword stuffing warnings.
Word, Character, Sentence & Paragraph Counter
Count words, characters (with and without spaces), sentences, paragraphs, and estimated reading time.
Flesch-Kincaid Reading Ease & Grade Level Calculator
Calculate Flesch-Kincaid Reading Ease scores and US school grade reading levels for content accessibility.
HTML Heading Structure & Hierarchy Checker
Audit HTML heading tags (H1-H6) to verify single H1 usage and detect skipped heading levels.
Image Alt Attribute SEO & Accessibility Checker
Audit HTML markup for images missing alt attributes or containing empty alt text.