AceHTML 5 Pro is now using the power of XHTML, the new HTML standard. With the Link Validator, you can detect broken links within your site and generate a diagnostic report. To maintain the quality of your Web site, AceHTML 5 Pro Syntax Checker helps you ensure that you write error-free Web pages. Code Completion provides a shortcut if you prefer to hand code your Web pages. When typing a drop down list box appears automatically displaying all the possible commands or attributes that can be used. AceHTML 5 Pro has a wide array of other powerful features including a CSS Editor, Code Optimizer, Code Inspector, 140 built-in JavaScript and many more.