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Developer Tools

A fast toolkit for everyday coding — format and validate JSON, XML & SQL, minify or beautify CSS/JS/HTML, test regex, generate UUIDs & hashes, convert timestamps and work with colors. Everything runs locally in your browser — your code never leaves your machine.

Format & Validate Data

🧾JSON FormatterPretty-print & minify JSON with custom indentation. ✅JSON ValidatorCheck JSON validity with exact line & column errors. 📰XML FormatterIndent & tidy XML; validate well-formedness. 🗄️SQL FormatterReadable SQL with keywords & clause breaks.

Minify & Beautify Code

📦CSS MinifierStrip comments & whitespace to shrink CSS. ⚡JavaScript MinifierRemove comments & whitespace from JS. 🌐HTML BeautifierRe-indent messy HTML into clean markup. 🎨CSS BeautifierFormat minified CSS back into readable rules.

Generators & Utilities Handy

🔎Regex TesterTest patterns live with matches & capture groups. 🆔UUID GeneratorBulk v4 UUIDs, uppercase & no-dash options. 🔐Hash GeneratorMD5, SHA-1, SHA-256, SHA-384 & SHA-512. ⏱️Unix Timestamp ConverterEpoch ⇄ human date, seconds & milliseconds.

Color Design

🌈Color Palette GeneratorHarmonies, shades & random palettes with export. 🔄RGB ↔ HEX ConverterConvert between HEX, RGB & HSL instantly. 🎯Color PickerPick colors & grab HEX/RGB/HSL codes.

100% client-side & private — nothing you paste is ever uploaded. Bookmark this page for your dev workflow.