HTML validation is more than catching missing tags—it’s about ensuring your site is standards-compliant, accessible, and optimized for performance. From W3C’s trusted Markup Validation Service to ...

I’ve been writing HTML since the late ‘90s, and while the web has evolved in a hundred different ways, the core of it really hasn’t. You still open a file, structure your markup, style it with CSS, ...

The result: A lot of if statements! And you have to type them all! Now imagine that the number of validations increases from 10 to 25 because 15 new use cases must be implemented in the next iteration ...