Software / Programming Software →CSS HTML Validator Pro 22.0300

Just open an HTML, XHTML, or CSS document with CSS HTML Validator and tell it to do its thing by pressing F6! Easy to understand syntax errors, warning and other messages will appear below the source of your document. Simply click on one of these messages and you will be taken to the place in your document where the problem is. Fix the problem with the integrated editor, check the document again (to make sure that the problem is fixed), and then save it when you're finished.
The Batch Wizard, included in the professional edition, lets you easily check/validate multiple files and/or URLs and will generate a neatly formatted HTML report with the results. The Batch Wizard can follow links to check an entire small to medium sized web site or part of a large one. It also includes a spell checker and link checker.
CSS HTML Validator Helps You Quickly Fix Your HTML:
Checks/validates an entire website (or part of it) given one URL or folder with the Batch Wizard (Pro+)
Checks/validates a specified list of documents with the Batch Wizard (Pro+)
Finds misspelled and invalid tag names, tag attributes, tag attribute values, and character entities
Finds missing and mismatched quotation marks
Finds missing or extra end tags
Checks for accessibility issues based on Section 508 US Government Standards and/or the industry standard Web Content Accessibility Guidelines 1.0 (WCAG 1.0) or 2.0/2.1 (WCAG 2.0/2.1) (Home/Std+)
Checks CSS syntax (Home/Std+)
Checks the HTML and CSS output of dynamic pages (such as ASP and PHP pages) as you browse a website in the integrated web browser
Checks for issues that can affect search engine rankings (Home/Std+)
Makes suggestions and gives tips to improve search engine rankings (Home/Std+)
Detects incorrect placing and nesting of tags
Alerts you to incorrect or incompatible HTML based on a specific browser or HTML version (for example, notifies you of many Netscape specific or Internet Explorer specific tags, attributes, and attribute values)
Finds deprecated tags, attributes, and CSS (Home/Std+)
Finds bad design issues and suggests improvements (Home/Std+)
Finds broken links (Home/Std+)
Finds misspelled words
System Requirements:Microsoft Windows® 7, 8.1, or Windows 10/11
Home Page-

https://www.htmlvalidator.com/htmlval/maininformation.html