Developer Tools
Formatters, encoders and generators for everyday development work.
QR Code GeneratorCreate a QR code for a link, text, email address or phone number.
JSON FormatterFormat, validate and minify JSON with clear error messages.
Color ConverterConvert a colour between HEX, RGB, HSL, HSV and CMYK, with contrast checks.
Base64 Encoder / DecoderEncode text to Base64 and decode it back, with full Unicode support.
Regex TesterTest a regular expression against sample text and see every match highlighted.
Hash GeneratorGenerate MD5, SHA-1, SHA-256, SHA-384 and SHA-512 hashes of text or a file.
URL Encoder / DecoderPercent-encode and decode URLs, query strings and parameters.
Timestamp ConverterConvert Unix timestamps to readable dates and back, in UTC or your local time.
UUID GeneratorGenerate random version 4 UUIDs, one at a time or a thousand at once.