Input HTML


Output Text

Online HTML Editor with Parser & Validator

How to Check and validate HTML?

  1. Enter HTML in input textarea or choose and upload .html file.
  2. Choose parsing options relating to attriute & values, & formattings options like indent size or minify etc.
  3. Click on Show Output button to get formatted HTML output.
  4. You'll see an alert depending on whether your HTML is valid or invalid with corresponding error message in Output text area.

If you check minify option, indent option will be ignored.


  • prettify or unminify
  • minify
  • validate/verify
  • syntax check/tester
  • online HTML editor
  • viewer/reader
  • editor/creater


Libraries Used

Rate The Result