CSE HTML Validator Pro ($69 direct) is an impressive Windows tool for HTML validation, link checking, and more. Validator Pro combines a text editor and integrated Web browser with sophisticated and ...

This project is a Chrome extension that validates HTML content of the active tab and categorizes validation messages into errors, warnings, and informational messages. Fetches HTML content from the ...

Software that checks the validity of tags in an HTML document. Browsers treat errors differently, such as a start tag without an end tag, a lack of quotes or extra quotes. Unless an HTML page is ...

Google has said many times that poor or invalid HTML validation doesn't impact rankings. Of course, web sites that don't work, a search engine cannot crawl. But if your site works but doesn't validate ...

This GitHub Actions workflow automates the process of validating and deploying an HTML file. It consists of two primary jobs: validate and deploy. This workflow triggers every time changes are pushed ...

The topic of HTML validation has been covered here time and time again - we know Google doesn't downgrade or boost a web site with bad or good HTML validation. We also know that there are cases were ...

A recent tweet from Google’s Gary Illyes called attention to problem of invalid HTML. Google is fine with invalid HTML. Less well known is that there are negative outcomes associated with invalid HTML ...