Free Technical SEO & Digital Marketing Tools
Audit, optimize, and monitor your website's search performance with professional-grade SEO utilities. Silixen SEO & Marketing tools simplify complex technical requirements into rapid visual workflows. Generate valid Schema.org JSON-LD structured data for organizations, FAQs, and articles; build clean robots.txt directives and XML sitemaps; preview live Google SERP desktop and mobile snippets; and diagnose website technical health signals. Built for growth marketers, agencies, and webmasters seeking sustainable organic search traffic.
Available SEO & Marketing Tools
Select any tool below to start using it immediately with zero sign-up.
Website Health & SEO Audit
Run a free technical SEO audit and website health check. Diagnose broken meta tags, slow response times, SSL security, and OpenGraph tags instantly.
Schema Markup Generator
Generate valid Schema.org JSON-LD structured data markup for Organizations, Articles, Local Businesses, and Products. Win Google rich snippets easily.
FAQ Schema Generator
Generate Google-compliant FAQPage JSON-LD schema markup. Add question and answer accordions to earn expanded rich result snippets in search results.
Robots.txt Generator
Generate custom robots.txt files online for free. Guide Googlebot, manage crawl budgets, block private admin directories, and specify XML sitemaps.
XML Sitemap Formatter
Format and generate clean XML sitemaps for Google Search Console. Add priorities, change frequencies, and last modified dates. Free online generator.
Keyword Density Checker
Free keyword density checker for text, files & URLs. Analyze 1–4 word phrases, catch keyword stuffing, check placement and export a CSV report. No sign-up.
SERP Preview Tool
Preview how your title tags and meta descriptions appear in Google desktop and mobile search results. Avoid truncation with our free SERP simulator.
SEO Slug Generator
Convert article titles and headlines into clean, lowercase, URL-friendly slugs. Remove special characters and stop words with our free SEO tool.
AI Search Visibility Checker
Audit your website readiness for AI search engines like ChatGPT Search, Claude, and Perplexity. Diagnose AI bot permissions and machine-readable data.
YouTube SEO Tool
Free YouTube SEO tool: score titles, descriptions and tags with pixel-true title fit, chapter validation and keyword coverage — rubric published, no invented data.
UTM Campaign Builder
Build accurate Google Analytics UTM campaign tracking URLs. Generate single and bulk campaign tracking links with parameter presets. 100% free.
E-Commerce Product Feed Validator
Validate Google Shopping and Facebook Catalog product feeds. Catch missing GTINs, invalid prices, and feed formatting errors before merchant suspension.
Buyer Persona Generator
Create detailed ideal customer personas and avatars online for free. Define demographics, goals, pain points, and objections for targeted marketing.
Why Use Silixen for SEO & Marketing Tools?
100% Free Forever
Zero credit cards, zero hidden paywalls, and no subscription traps.
Privacy by Design
All client-side tools run in your browser. Files and inputs never leave your device.
High Accuracy & Speed
Engineered with optimized WebAssembly, canvas rendering, and instant formulas.