https://chromewebstore.google.com/detail/amp-validator/nmoffdblmcmgeicmolmhobpoocbbmknc?hl=es-419
AMP Validator - Chrome Web Store
Automatically checks each page for AMP validation.
amp validatorchromewebstore
https://www.websiteplanet.com/webtools/amp-validator/
AMP Validator - Test AMP Pages for Free, 100% Success
Jul 26, 2024 - Use this free online tool to test Your Accelerated Mobile Pages for valid markup. Get a detailed error report, fix issues, and speed up your mobile loading...
amp validatortest pagesfor free100success
https://validator.ampproject.org/
The AMP Validator
AMP HTML Project Web Validator. Tests AMP Documents for valid markup.
the ampvalidator