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HTML, CSS and Frontend

5 tools

Which HTML, CSS and Frontend tool do you need?

ToolWhat it answers
HTML BeautifierPaste HTML and the beautifier puts each tag on its own line, indented by how deeply it is nested.
HTML FormatterPaste HTML and the formatter puts each tag, comment and run of text on its own line, indented by nesting depth.
HTML MinifierPaste your markup and the minifier removes comments, collapses runs of spaces and line breaks, and drops whitespace between tags.
HTML to JSXPaste HTML and the converter rewrites it as JSX for a React component.
HTML ValidatorPaste HTML and the validator lists every structural problem with its line number: elements left open, stray or misnested end tags, end tags on void elements such as…

All tools

HTML to JSX

Convert an HTML snippet to JSX for React: class becomes className, inline style strings become objects, and img, br and input tags get closed.

HTML Validator

Check HTML for unclosed and stray tags, end tags on void elements, duplicate ids and images without alt text, with the line number of each problem.

HTML Minifier

Minify HTML by removing comments, collapsing whitespace and closing gaps between tags, while pre, textarea, script and style blocks stay untouched.

HTML Formatter

Re-indent minified or messy HTML one tag per line with 2 spaces, 4 spaces or tabs. Keeps pre and textarea content intact and flags unclosed tags.

HTML Beautifier

Format minified or messy HTML with one tag per line and 2-space, 4-space or tab indents. Flags unclosed tags and keeps pre and script blocks as written.