Google Search Console vs W3C Markup Validation Service
A side-by-side look at Google Search Console and W3C Markup Validation Service. For an in-depth review of either product, follow the links below.
Google Search Console
Online Services
Google Search Console is a free web service by Google that helps website owners monitor, maintain, and troubleshoot their site's presence in Google Search results. It provides reports on indexed pages, search queries, and more.
seoanalyticswebmastersite-optimizationsite-performance
W3C Markup Validation Service
Web Browsers
The W3C Markup Validation Service is a free tool that checks HTML and XHTML documents for conformance to W3C standards. It can help identify potential issues in web pages and ensure they use valid markup.
htmlxhtmlvalidatorw3cstandards