Code & Data Formatters
Free online formatters for JSON, SQL, HTML, CSS, JavaScript, and XML. Paste messy or minified code and get clean, readable output instantly — with validation and syntax highlighting. Everything runs in your browser, so nothing you paste is sent to a server.
8 tools in Formatters
CSS Formatter
Format and beautify minified or messy CSS online, instantly. Free CSS formatter with clean, consistent indentation for every rule and property.
HTML Formatter
Format and beautify HTML markup online with proper indentation, instantly. Free HTML formatter for inspecting page source and email templates.
JavaScript Formatter
Format and beautify messy or minified JavaScript code online, instantly. Free JS formatter for readable, properly indented output — no sign-up.
JSON Diff
Compare two JSON documents online and highlight every addition, removal, and change. Free JSON diff tool with key-sorted, noise-free comparisons.
JSON Formatter
Format, validate, and minify JSON online for free. Instantly catch syntax errors, apply clean indentation, and minify with one click — no sign-up needed.
JSON Statistics
Analyze any JSON document's structure online — node count, depth, size, and type distribution. Free tool for understanding large API responses.
SQL Formatter
Format and beautify SQL queries online with dialect-aware indentation, for free. Supports MySQL, PostgreSQL, SQLite, and more — no sign-up.
XML Formatter
Format, validate, and beautify XML markup online with proper indentation, for free. Great for SOAP payloads, RSS feeds, and config files.