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Technical SEO Tools
Structured Data Validator
Validate the shape of JSON-LD markup.
validatorBrowser-first
Open Structured Data ValidatorTechnical SEO Tools
Technical SEO utilities for validation, site diagnostics, and implementation prep
Technical SEO often needs lightweight helpers rather than bulky infrastructure. This category covers the client-side utilities and explainer pages that fit static hosting well today while leaving room for API-backed upgrades later.
technical seo toolsstructured data validatorhtml validator
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Technical SEO Tools
HTML Validator
Check HTML for common structural gaps.
validatorBrowser-first
Open HTML ValidatorC
Technical SEO Tools
CSS Minifier
Compress CSS into a smaller string.
formatterBrowser-first
Open CSS MinifierJ
Technical SEO Tools
JS Minifier
Compress JavaScript into a smaller string.
formatterBrowser-first
Open JS MinifierS
Technical SEO Tools
Website Speed Test UI Structure
Generate a speed-test result layout plan.
explainerBrowser-first
Open Website Speed Test UI StructureV
Technical SEO Tools
Core Web Vitals Explainer
Explain Core Web Vitals in a practical way.
explainerBrowser-first
Open Core Web Vitals ExplainerC
Technical SEO Tools
Canonical Tag Checker
Review canonical targets for common issues.
validatorBrowser-first
Open Canonical Tag CheckerS
Technical SEO Tools
Sitemap Validator
Validate the structure of an XML sitemap draft.
validatorBrowser-first
Open Sitemap ValidatorR
Technical SEO Tools
Robots Meta Generator
Create robots meta tag markup.
generatorBrowser-first
Open Robots Meta GeneratorH
Technical SEO Tools
Hreflang Checklist Generator
Create a hreflang QA checklist.
checkerBrowser-first
Open Hreflang Checklist GeneratorM
Technical SEO Tools
Site Migration Checklist Generator
Create a migration QA checklist.
checkerBrowser-first
Open Site Migration Checklist Generator