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HTML Validator
Validate HTML offline — checks unclosed tags, missing attributes, deprecated elements, and more.
HTML Input
Clean HTML
Clear
<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title>Example Page</title> </head> <body> <div id="header"> <b>Welcome</b> to my <i>website</i> </div> <img src="photo.jpg"> <img src="logo.png" alt=""> <a>Click here</a> <input placeholder="Enter name"> <center>Centered text</center> <font color="red">Old school text</font> <div id="header">Duplicate ID!</div> <section> <p>Unclosed paragraph </section> <div /> </body> </html>
