CSE HTML Validator Standard - This edition is free for personal, non-commercial use only. HTML Validator for Windows is a fast, powerful, highly user configurable, and easy to use professional web development tool that checks HTML (including HTML5), CSS (including CSS3), SEO, PHP, XHTML, JavaScript, accessibility, links, and more. HTML Validator helps you get better search engine rankings with its SEO features.
It can automatically fix some HTML and XHTML problems with the Pretty Print and Fix Tool. It helps you locate and fix many problems so that your web pages are more likely to display correctly in variety of web browsers, including mobile browsers. In addition, HTML Validator will give you valuable and customizable advice while alerting you to deprecated and proprietary tags and attributes. HTML Validator is powerful enough for professionals but easy for beginners to use.
