SEO Structured Data Tools18
This is a shortlist of SEO Structured Data Tools . This list is manually curated and frequently updated by ex-Google engineer Fili.
Verify the markup that you have added to your pages with Markup Validator.
Add structured data in JSON-LD format to your Drupal website.
Test your publicly accessible page to see which rich results can be generated by the structured data it contains.
An implementation of RDFa processing in the browser.
Easily create, copy, and paste the right JSON for adding structured markup to any page.
The Microdata Generator allows you to input basic information and have that info converted into the standard schema.org markup structure.
The Microdata Generator makes creating local SEO schema markup easy.
Detects and presents the microdata embedded in a given page.
The OpenLink Structured Data Sniffer (OSDS) is a browser extension for Google Chrome, Mozilla Firefox, and Opera that unveils metadata oriented structured data embedded within HTML documents.
Schema App empowers the digital marketer to own their schema markup strategy through to implementation without ever writing code.
WordPress plugin for adding schema.org structured data markup in recommended JSON-LD format automatically.
A Google Chrome extension that shows you a structure written with HTML Microdata.
See what structured data your page contains.
The Structured Data Markup Helper helps you mark up elements on your web page so that Google can understand the data on the page.
The Structured Data Testing Tool (SDTT) provides a variety of ways to develop, test, and modify your structured markup.
Extracting Structured Data from the Common Crawl.
WordPress plugin for Schema JSON-LD markup and Google SEO Rich Results for Articles, Events, Local Business, Products, Recipes, Reviews and many more.
Validates microdata, schema.org, microformats, Open Graph, RDFa and other structured data.
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