Beautify nested HTML tags or minify markup for optimal page speed.
Execution runs 100% locally inside the browser sandbox using HTML5 Canvas, Web Cryptography Subtle API, and Web Workers. Zero egress.
Zero network latency. Operates completely offline with zero dependencies on third-party backend servers or cloud services.
Built according to official RFC specifications, cryptographic test vectors, and enterprise-grade data transformation standards.
Paste your raw HTML document or markup snippet.
Click Beautify to indent nested elements or Minify to strip comments and whitespace.
Click Copy Output to copy the formatted or compressed HTML.
Yes, standard void tags like <meta>, <link>, <img>, and <input> are properly preserved.
Yes, all processing is done locally via JavaScript in your browser.
Zero-egress companion tools in the Developer Tools suite
Convert raw CSS declarations, selectors, and stylesheets into clean Tailwind CSS classes.
Transpile JSON Schema Draft 7 & 2020-12 into strict TypeScript interfaces and runtime Zod schemas.
Generate compliant RFC 1035 BIND zone files with SOA, NS, A, AAAA, CNAME, MX, and TXT records.
Convert legacy TypeScript numeric/string enums into modern, bundle-friendly string union types.
