This utility can help validate HTML and CSS code.
The features offered include HTML5 and CSS3 support. For getting PHP syntax checking done, this tool needs a third party plug-in additionally that can be downloaded free. This tool will provide thorough validation for HTML, XHTML, and CSS. The validation process offers very helpful messages about violations. The tool can be used for 30 days for your trial or when 200 validations have been done. Checking a list of links to ensure they are valid is possible. The interface is simple and well laid out. Combined with color coded syntax highlighting and detailed errors help developers find problems very easily. This is a very good tool.