Developer Tools
Free online tools for developers, including JSON formatters, UUID generators and Base64 encoders.
JSON FormatterFormat, validate and minify JSON instantly.UUID GeneratorGenerate random UUID v4 identifiers instantly.Base64 EncoderConvert text to Base64 instantly.Base64 DecoderConvert Base64 back to text instantly.URL EncoderPercent-encode text for URLs instantly.URL DecoderDecode percent-encoded URL text instantly.URL ShortenerTurn a long URL into a short link.JSON ValidatorValidate JSON and pinpoint syntax errors.Timestamp ConverterConvert Unix timestamps to and from dates.JWT DecoderDecode a JWT to inspect its header and payload.Regex TesterTest regular expressions against sample text.