html

Encode strict 7-bit ASCII text as a decimal numeric HTML entity per character.

Decode HTML entities back into characters and strictly validate the result is 7-bit ASCII.

Format and beautify HTML with consistent indentation and structure.

Shrink HTML by collapsing whitespace and stripping comments, powered by html-minifier-terser.

Compile Pug templates to plain HTML using the official Pug compiler.

Check whether HTML is well-formed and see the exact error location.

Convert pasted HTML markup into equivalent JSX, with class/for renamed and attributes camelCased.

Convert simple JSX markup into plain HTML, with className/htmlFor renamed and style objects inlined.

Encode every character of your text as a real, standard hexadecimal HTML/XML character reference.

Decode hexadecimal HTML/XML character references (&#xHHHH;) back to their original characters.

Convert HTML entities back into their literal characters.

Escape HTML-significant characters so text renders literally.

Generate a self-contained HTML+CSS snippet that scrolls text horizontally.

Generate a self-contained scrolling marquee banner as an HTML/CSS snippet.

Convert HTML into well-formed XML: void elements self-close, attributes get quoted, text gets escaped.

Convert simple, well-formed HTML into a YAML tree of tag/attributes/children/text nodes.

Generate a small, complete random HTML page with a heading, paragraphs, a list, and a link.

Generate random <table> markup with a chosen number of rows and columns of random cell content.

Convert decimal or hexadecimal numeric HTML entities back into integer code points.

Convert a list of integers (Unicode code points) into decimal numeric HTML entities.

Wrap list items as an HTML <ul> or <ol> list, with each item as an escaped <li>.