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Developer

Format, encode, hash, and test for developers. Every tool runs entirely in your browser — private, instant, and free.

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JSON Formatter
Beautify and validate JSON.
Base64 Encode / Decode
Encode or decode Base64.
URL Encode / Decode
Percent-encode URLs.
Hash Generator
MD5, SHA-1, SHA-256.
Regex Tester
Test regular expressions.
JWT Decoder
Decode JSON web tokens.

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