---
title: "Structured Data Tester — Free SEO Tool"
description: "Validate JSON-LD, Microdata, and RDFa schema markup"
url: "https://www.usearticle.com/structured-data-tester"
canonical: "https://www.usearticle.com/structured-data-tester"
type: "seo-tool"
---

# Structured Data Tester

> Validate JSON-LD, Microdata, and RDFa schema markup

**Live tool**: <https://www.usearticle.com/structured-data-tester>

**Category**: Technical SEO

## What It Does

Validate JSON-LD, Microdata, and RDFa schema markup

## Use Cases

- Audit any URL for technical seo issues
- Pre-publish content checks
- Periodic site-wide SEO health monitoring

## Other SEO Tools

Full directory: <https://www.usearticle.com/seo-tools>