Alternatives to Schema Markup Validator
The official Schema.org web tool for validating structured data markup on a page or snippet. The listings below can replace it for an important use case. Each note says what changes if you switch.
The original
Schema Markup Validator
The official Schema.org web tool for validating structured data markup on a page or snippet.
Replacements
Listings that take over the same core job as Schema Markup Validator.
Google Rich Results Test
Google's free web tool for testing whether a page qualifies for rich results in search.
Google Rich Results Test checks structured data for Google rich result eligibility, which Schema Markup Validator does not, but it only covers Google's supported result types.
Similar software
Related functionality, not a direct replacement.
Meta Tags
A web tool to preview, edit and generate meta tags and social cards for a webpage.
Hey Meta
A web tool that checks, previews and edits a website's meta tags and social cards.
Seobility SEO Checker
An online SEO checker that analyses a web page and gives scored recommendations for search visibility.
XML Sitemap Validator
An online tool that checks whether an XML sitemap is correctly formatted before submission.
Nu Html Checker
The W3C's online checker that tests HTML documents against current HTML conformance rules.
Sharing Debugger
Meta's web tool for previewing how a link appears when shared on Facebook and debugging Open Graph tags.