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JSON Formatter & Validator
Input JSON
Output
Regex Tester
Pattern
Test String
Matches
Base64 Encoder / Decoder
Input text or Base64
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Color Converter
HEX
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HSL
CSS
Recent colors
Text Diff Checker
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Text Hasher (SHA family via Web Crypto)
URL Encoder / Decoder & Parser
JWT Decoder (client-side only)
Paste JWT token
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Payload