Developer
JSON, Base64, URL encoding, Unix timestamps and unit conversion.
JSON formatterValidate and pretty-print or minify JSON data. JSON validatorCheck whether JSON is valid with clear error messages. Base64 encoder and decoderConvert UTF-8 text and files to and from Base64. URL encoder and decoderPercent-encode URL components or full URLs. Unix timestamp converterConvert timestamps in seconds or milliseconds to dates. Unit converterConvert length, weight, temperature and more.