With that in mind, when I have developed my Google Chrome HTML Validator extension, I wanted to add the options to support automatic or manual HTML validation, for both local, i.e. non-publicly available, and public content.
Tool to validate HTML of the current web page...
Display one of 3 icons (valid, warning(s), error(s)) in navigation bar related to validity of (x)HTML document currently shown. Errors/warnings can be displayed as page popup or with every details returned from w3c in a new tab.
HTML Validator is an even more advanced HTML validator extension for Chrome which adds it’s own error reporting overview window to the bottom of the screen.
For developers, webmasters, and people dealing with HTML coding out there, here is an interesting Google Chrome extension that can help you with your tasks better.
One of the best validator extension that can validate HTML code of online or localhost web page in either auto or manual mode.
Added tests for suppressed validator messages. Jan 17, 2016.
This post is a bouquet of absolutely free Google Chrome Extensions that help Web Developers and Bloggers to work more efficiently but with consuming less time.
Using the Chrome extension. Start the Total Validator application and set the validation options in the usual way (except for the starting page). Then click the 'Listen Mode' button ready for validation requests from Chrome.
AMP Validator Extension for Chrome and Opera.