🔍 SEO & Marketing
Generate meta tags and structured data, preview social link cards, and audit crawling, redirects and indexing to improve how pages rank and appear in search.
19 free tools across 3 categories.
Search Metadata & Schema (7 tools)
FAQ Schema Generator
Create FAQPage structured data (JSON-LD). Question-answer pairs, copy code.
Hreflang Tag Generator
Generate hreflang link tags for multilingual SEO. 50+ languages, smart URL patterns. Free hreflang tool.
Meta Tag & SERP Preview Generator
Preview Google search results and social cards. Generate meta tags with live SERP simulator. Free SEO tool.
Meta Tag Generator
Generate SEO meta, Open Graph, Twitter Card tags.
SERP Preview Tool
Google SERP preview. Title 60, description 160 chars.
Schema Markup Generator
Generate JSON-LD schema. Organization, Product, FAQ, Article, more.
URL Slug Generator
Convert text to clean, SEO-friendly URL slugs. Handles special characters and accents — hyphen-separated, lowercase. Free SEO tool.
Crawl & Technical SEO (6 tools)
Canonical Tag Checker
Check canonical URLs on any page. Detect missing tags, mismatches, and self-referencing canonicals.
Redirect Checker
Trace redirect chains. See each hop with status codes and final destination. Free SEO tool.
Robots.txt Generator
Generate robots.txt. Allow/block crawlers.
Robots.txt Tester
Test any URL against robots.txt rules. Check which pages Googlebot and Bingbot can crawl. Free SEO tool.
Sitemap Validator
Validate XML sitemaps. Check format, count URLs, detect errors. Supports sitemap index files.
UTM Builder
Build UTM campaign URLs. Source, medium, campaign.
Social & Link Previews (6 tools)
Discord Link Preview
Preview how your link appears as a Discord embed. Colored sidebar, title, description, inline image. Free preview tool.
Facebook Link Preview
Preview how your link appears on Facebook. Fetch OG meta tags and see the exact Facebook card layout instantly.
LinkedIn Link Preview
Preview how your link appears on LinkedIn. Fetch OG meta tags and see LinkedIn card layout. Free professional sharing tool.
Open Graph Preview
Social media link preview. Facebook, Twitter, LinkedIn.
Slack Link Preview
Preview how your link unfurls in Slack. Compact card with colored sidebar, thumbnail, and description. Free unfurl preview.
Twitter Card Preview
Preview how your page appears as a Twitter Card. Fetch meta tags and see summary_large_image layout instantly.
How to Choose the Right Tool
| Your goal | Use this tool |
|---|---|
| Generate SEO meta, OG, and Twitter Card tags | Meta Tag Generator |
| Preview how a page looks in Google search | Meta Tag & SERP Preview |
| Create FAQPage (FAQ) schema markup | FAQ Schema Generator |
| Build UTM campaign tracking URLs | UTM Builder |
| Trace a redirect chain with status codes | Redirect Checker |
| Generate a robots.txt file visually | Robots.txt Generator |
Frequently Asked Questions
What's the ideal meta description length to avoid truncation in Google?
Google truncates meta descriptions at roughly 155-160 characters on desktop and 120 characters on mobile. The Meta Tag Generator shows a live character count as you type, and the Meta Tag & SERP Preview simulates truncation visually for both desktop and mobile widths. Aim for 140-155 characters — long enough to be compelling, short enough to avoid the "..." cutoff.
Does the SERP Preview show exactly how Google will display my page?
No — and no tool can. Google dynamically generates titles and snippets based on the query, device, and user context. The SERP Preview shows how your page would appear if Google uses your specified title and meta description — which happens roughly 60-70% of the time for titles and 40-50% for descriptions. It's an optimization guide, not a guarantee. Test with multiple query scenarios and use the Schema Markup Generator to add structured data, which increases the odds of rich result display.
Open Graph Preview — does it simulate actual Facebook and Twitter rendering?
Yes — the Open Graph Preview renders cards as they appear on Facebook, Twitter, LinkedIn, and Slack using each platform's current card specifications (image dimensions, title length, description truncation). Individual platform-specific previews — Facebook, Twitter Card, LinkedIn, Slack, and Discord — provide even more precise simulations. The actual display depends on whether the platform has cached your page's OG tags. Use Facebook's Sharing Debugger to force a re-scrape after making changes.
Schema Markup Generator vs FAQ Schema Generator — which one for rich results?
The Schema Markup Generator is the comprehensive tool — it generates JSON-LD for 7 schema types: Organization, LocalBusiness, Product, Article, FAQ, BreadcrumbList, and Event. Use it when you need structured data for your site's identity, products, or articles. The FAQ Schema Generator is a focused tool for one specific schema type: FAQPage (FAQ) markup. If all you need is FAQ markup, the dedicated generator is faster. If you need multiple schema types, use the full generator.
How do I trace a redirect chain and verify each hop's status code?
The Redirect Checker follows the entire redirect chain from the input URL to the final destination, showing each hop with its HTTP status code (301, 302, 307, etc.) and target URL. Use it to verify that redirects are configured correctly, identify redirect loops, and ensure SEO-critical 301 (permanent) vs 302 (temporary) usage. Pair it with the Canonical Tag Checker to verify that redirected pages point to the correct canonical URL.