HTML Formatter & Validator
Format your HTML code for better readability and validate for common errors
Format Options
About HTML Formatter & Validator
This professional HTML tool helps you format and validate your HTML code. It beautifies your HTML for improved readability and identifies common issues to ensure your markup is clean and well-structured.
Key Features
- Professional HTML formatting with multiple configuration options
- Basic HTML validation to catch common errors
- Live preview to see your formatted HTML in action
- Advanced indentation and formatting controls
- Automatic validation and error reporting
- Real-time processing with configurable options
- Download formatted HTML files directly
Formatting Options Explained
Indent Size: The number of spaces or tab width for indentation.
Indent with Tabs: Use tabs instead of spaces for indentation.
Preserve Newlines: Maintain existing line breaks in the code.
Wrap Line Length: Break lines that exceed this character limit.
Brace Style: Control how braces are formatted in your HTML.
Wrap Attributes: Control how HTML attributes are wrapped to new lines.
Validation Checks
Syntax Errors: Identifies basic HTML syntax errors.
Unclosed Tags: Detects potentially unclosed HTML elements.
Duplicate IDs: Finds elements with duplicate ID attributes.
Deprecated Elements: Identifies outdated HTML elements that should be avoided.