Free Developer Tools Online
JSON formatter, Base64, URL encoder, UUID, hash and color converters for developers.
{ }JSON FormatterFormat, validate and minify JSON.{ }Base64 Encode / DecodeEncode or decode Base64 text (UTF-8).{ }URL Encode / DecodePercent-encode URLs and parse query strings.{ }UUID GeneratorRandom v4 UUIDs in bulk.{ }Hash Generator (SHA-256)SHA-1, SHA-256, SHA-512 for text or files.{ }Color Converter (HEX, RGB, HSL)HEX ↔ RGB ↔ HSL with shades.
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