Developer Tools

Convert XML into clean JSON with attribute handling, type parsing, and adjustable indentation — all in your browser.

Convert Excel spreadsheets (XLSX, XLS, ODS) to CSV in your browser, with per-sheet selection and delimiter options.

Format and beautify JavaScript code with indentation, readable blocks, and optional minification.

Convert JSON arrays of objects to CSV with configurable delimiters and nested field flattening.

Convert CSV spreadsheets to JSON arrays with header detection, type parsing, and dot-key unflattening.

Generate RFC 4122 UUID v4 identifiers in bulk with optional uppercase and hyphen formatting.

Encode or decode URL strings with encodeURI or encodeURIComponent, entirely in your browser.

Decode Base64 strings back to UTF-8 text instantly in your browser with byte-size stats.

Configure CSS flexbox layout with a live preview and copy-ready CSS, inline styles, and Tailwind classes.

Configure CSS Grid layouts with live preview and copy-ready CSS, inline styles, and Tailwind classes.

Compose CSS transform values for translate, scale, rotate, and skew with live preview and copy-ready CSS.

Generate MD5, SHA-1, SHA-256, SHA-384, and SHA-512 hashes from text instantly in your browser.