SEO & Marketing

Meta Tags & Structured Data Tools

The Meta Tags & Structured Data department at Public Media Tool provides an engineered suite of browser-based utilities tailored for high-speed, client-side execution. Designed to streamline daily workflows across SEO & Marketing, each tool operates entirely inside your local web browser engine without uploading files, numbers, or text strings to external cloud servers. Whether you are conducting quick everyday conversions, validating technical parameters, or formatting high-volume data payloads, these tools deliver instantaneous results with zero latency and complete data confidentiality.

Available Meta Tags & Structured Data (34 Tools)

Event Schema.org JSON-LD Builder

Generate Event schema for concerts, webinars, conferences, and workshops.

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Review & Rating Schema Builder

Generate Review and AggregateRating JSON-LD schema for star rating search badges.

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Sitelinks Searchbox Schema Generator

Generate WebSite schema with SearchAction to trigger Google Sitelinks search bars.

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Google Index Search Command Builder

Build site:, cache:, and related: advanced Google search operator commands.

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Bing Search Command Link Builder

Build site: and url: search operator commands for Bing Webmaster indexing checks.

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DuckDuckGo Search Syntax Builder

Build DuckDuckGo site: and bang shortcut search queries.

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SEO HTTP Security Headers Advisor

Evaluate Security Headers (HSTS, CSP, X-Frame-Options) for search trust.

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Robots Meta Directives Tag Generator

Generate <meta name="robots" content="noindex, nofollow, max-snippet:-1"> tags.

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rel=nofollow / sponsored / ugc Link Builder

Generate rel="nofollow", rel="sponsored", or rel="ugc" link attributes.

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In-Browser Paragraph Similarity Checker

Compare two article drafts to compute Jaccard & Levenshtein similarity percentage.

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Keyword Title & First-100 Words Analyzer

Audit whether target keywords appear in H1, early title position, and first paragraph.

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HTML Source Text-to-Code Ratio Calculator

Calculate percentage ratio of visible readable text vs raw HTML markup bytes.

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Favicon Sizes & Meta Header Checker

Verify presence of rel="icon" and rel="apple-touch-icon" for Google SERP favicons.

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AMP HTML Requirements Checklist

Validate Accelerate Mobile Pages (AMP) layout and inline script restrictions.

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Voice Search Question Snippet Evaluator

Audit question phrasing (Who, What, How) for Google Assistant and Alexa voice search.

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SEO Featured Snippet List Formatter

Format paragraph, numbered list (<ol>), or table content for Position 0 featured snippets.

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Content Audit Date & Age Calculator

Calculate content age in months and schedule refresh updates for decaying articles.

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Typography Pixel Width Measurer for SERP

High-precision Canvas font pixel width calculator for Google SERP title tags.

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Universal Meta Tag Generator

Instant client-side universal meta tag generator tool.

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Online Meta Tag Analyzer

Instant client-side online meta tag analyzer tool.

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Title Tag Checker Master

Instant client-side title tag checker master tool.

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Advanced Description Length Auditor

Instant client-side advanced description length auditor tool.

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Keyword Density Analyzer (Smart)

Instant client-side keyword density analyzer (smart) tool.

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Keyword Extractor Client-Side

Instant client-side keyword extractor client-side tool.

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Easy Keyword Suggestion Engine

Instant client-side easy keyword suggestion engine tool.

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Custom SERP Preview Snippet

Instant client-side custom serp preview snippet tool.

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OpenGraph Meta Generator Dynamic

Instant client-side opengraph meta generator dynamic tool.

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Twitter Card Generator (Private)

Instant client-side twitter card generator (private) tool.

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Browser Schema Markup Generator

Instant client-side browser schema markup generator tool.

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Schema Validator Universal

Instant client-side schema validator universal tool.

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Online Robots.txt Generator

Instant client-side online robots.txt generator tool.

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Master Robots.txt Tester

Instant client-side master robots.txt tester tool.

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Sitemap XML Generator Advanced

Instant client-side sitemap xml generator advanced tool.

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Smart Sitemap Validator

Instant client-side smart sitemap validator tool.

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Key Benefits of Meta Tags & Structured Data

  • • 100% Client-Side Privacy: All operations execute within your browser sandbox; no inputs or documents are transmitted to remote servers.
  • • Zero Setup & Registration: Instant access without accounts, email captures, passwords, or recurring subscription fees.
  • • Ultra-Low Latency: Near-instant calculations and rendering powered by modern JavaScript V8 engines, Web Workers, and WebAssembly.
  • • Cross-Platform Reliability: Fully functional and responsive across desktop, tablet, and mobile browsers with offline caching capabilities.