All SEO Tools
35 free tools that run in your browser — generators, analyzers, technical SEO, AI SEO, encoders, and research. No signup, no watermark, no cost.
Generators
Create SEO tags, schema markup, sitemaps, and config files in seconds.
Meta Tag Generator
Generate HTML meta tags for title, description, viewport, and more.
Schema Markup Generator
Create JSON-LD structured data for articles, products, FAQ, and events.
XML Sitemap Generator
Create XML sitemaps for search engines to crawl your site efficiently.
Robots.txt Generator
Build a robots.txt file with AI crawler support for GPTBot, ClaudeBot, and more.
Open Graph Generator
Create social media preview tags for Facebook, Twitter, and LinkedIn.
HTACCESS Redirect Generator
Generate .htaccess redirect rules for 301, 302, and URL rewrites.
Canonical Tag Generator
Generate canonical link tags to prevent duplicate content issues.
Hreflang Tag Generator
Generate hreflang tags for multilingual and multi-region SEO.
Analyzers
Audit pages, detect AI content, check Core Web Vitals, and preview SERP.
SERP Snippet Preview
Preview how your page appears in Google search results.
Keyword Density Checker
Analyze keyword frequency and density in your content.
Core Web Vitals Checker
Check LCP, INP, and CLS against Google's 2026 ranking thresholds.
SEO Audit Tool
Run a full on-page SEO audit with 50+ checks and prioritized fixes.
AI Content Detector
Detect AI-generated content from ChatGPT, Gemini, Claude, and GPT-5.
Readability Checker
Check Flesch-Kincaid readability score and content grade level.
Headline Analyzer
Score your headlines for SEO, emotional impact, and click-through rate.
Word Counter
Count words, characters, sentences, and reading time with keyword analysis.
Page Size Checker
Check if your HTML exceeds Google's 2MB crawl limit (new in 2026).
Open Graph Checker
Validate OG tags and preview social sharing appearance.
Technical SEO
Redirect chains, SSL certs, broken links, page size, and server headers.
Redirect Checker
Trace redirect chains, detect loops, and verify status codes.
SSL Checker
Verify SSL certificates, HTTPS config, and security headers.
Broken Link Checker
Scan any page for 404 errors, dead links, and broken redirects.
Robots.txt Tester
Test your robots.txt file against Googlebot and AI crawlers.
HTTP Header Checker
Inspect HTTP response headers and security configurations.
HTML Minifier
Minify HTML to reduce page size and stay under Google's 2MB crawl limit.
AI SEO
Optimize for AI search — llms.txt, AI crawler rules, and AEO content tools.
llms.txt Generator
Generate an llms.txt file to help AI systems understand your site.
AI Crawler Robots.txt Rules
Generate robots.txt rules for GPTBot, ClaudeBot, PerplexityBot, and 15+ AI bots.
AEO Content Optimizer
Optimize content for AI Overviews, ChatGPT, and Perplexity citations.
FAQ Schema Generator
Generate FAQPage JSON-LD schema for AI citations and rich results.
Encoders & Decoders
Encode and decode URLs, Base64, and HTML entities instantly.
URL Encoder / Decoder
Encode or decode URLs, query parameters, and percent-encoded strings.
Base64 Encoder / Decoder
Encode text to Base64 or decode Base64 back to plain text.
HTML Entity Encoder / Decoder
Encode or decode HTML entities and special characters.
Research
Keyword research, backlink analysis, rank tracking, and competitor intelligence.
Keyword Research Tool
Find search volume, difficulty scores, and keyword opportunities.
Backlink Checker
Analyze the top 100 backlinks for any domain.
Competitor Analysis
Compare traffic, keywords, and backlink gaps with competitors.
Rank Tracker
Monitor your keyword positions daily across search engines.