HTML Validator

A simple way to validate your HTML code online by

HTML Validation Tool

The HTML Validator by Tiiny Host is an easy & simple way to validate, troubleshoot, and ensure your HTML meets the w3c standard. This tool not only checks your HTML code for errors but also provides specific feedback for code. By highlighting issues related to syntax, compatibility, and compliance, it aids in enhancing coding accuracy, improving user experiences, and boosting your site's SEO. The HTML Validator is your useful partner for a robust web development cycle, allowing for real-time insights and adjustments.

👍 Copy & Paste Validation

Validate your HTML code with ease. Simply copy & paste your code to check for errors and w3c standards compliance.

🛠️ Thorough Standards Compliance

Comprehensive checks for HTML, JavaScript, and CSS code to ensure it is error-free and adheres to web standards.

🧑‍💻️ Full Stack Compatibility

Supports validation for HTML sites integrated with JavaScript & CSS, ensuring a holistic review.

How to Publish Your Validated HTML Code

Publish your validated HTML code to the web in three simple steps

1. Paste Code

When you code has passed checks click the "Publish" button to convert it into a HTML file

2. Enter a link-name (optional)

Customize the url to share your validated HTML code online.

3. Launch

Click the "Launch" button & that's it! Your validated HTML code is now online.

Simplify validation compared to traditional methods

The W3C Markup Validation Service




Perfect Applications

Discover the versatility of our HTML validator

Error Detection

Quickly identify and rectify errors in your HTML code for a flawless website.

Code Optimization

Utilize our detailed feedback for code enhancements and better performance.

Standards Compliance

Ensure your website's code meets the latest web standards for better accessibility and SEO.


Essential Reading for Web Development

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Link JavaScript to HTML: Create and Share Dynamic Webpages

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Frequently asked questions

What is a HTML validator used for?

A HTML validator is a tool designed to analyze HTML code for errors, compliance with web standards, and optimization opportunities. It is crucial for developers to ensure their websites are accessible, efficient, and SEO-friendly. This tool streamlines the development process, enhances code quality, and facilitates a better user experience by providing detailed feedback on potential improvements.

How do I check if my HTML code is valid?

To check your HTML code's validity, simply paste it into our online validator. The tool will analyze your code for errors and compliance with web standards, offering actionable insights and feedback for improvement.

What are the benefits of validating HTML code?

Validating your HTML code ensures it is free from errors, compatible with various browsers, and meets web standards. This process enhances your website's performance, accessibility, and SEO, leading to a better overall user experience.

Can this tool validate JavaScript and CSS?

Yes, our HTML validator also supports JavaScript and CSS code checks, providing a comprehensive validation process to ensure all aspects of your web page are error-free and standards-compliant.

Publish Your HTML as a Link