To fix HTML syntax errors, carefully review and correct nesting issues, ensure consistent use of quotation marks, close all tags appropriately, use self-closing tags for void elements, validate ...

The Code Blocks extension provides built-in support for HTML syntax. After installing the extension, paste your HTML code into the document, then use the extension to format it.

H.js is a library to that allows you to write Javascript code that directly mimics HTML syntax. H.js also includes state management and UI features that allow for reactive and dynamic user interface ...

We rather fear that live syntax validation as you hand-code HTML is one answer to this, but on its own isn't sufficient. But we really wish it were – and we would be very happy to be wrong. As we have ...

We rather fear that live syntax validation as you hand-code HTML is one answer to this, but on its own isn't sufficient. But we really wish it were – and we would be very happy to be wrong.