Parse & Validate with HTML Editor

Online HTML Editor with parser and validator. You can easily check for error messages. You can also format i.e. prettify or minify HTML quickly.
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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 Process 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