JSON Formatter & Validator

Ready
Input JSON
Output

Base64 Encoder & Decoder

Ready
Input Text / Base64
Output

URL Encoder & Decoder

Ready
Input Text / URL
Output

UUID v4 Generator

Ready
Output

Hash Generator

Ready
Input Text
Output

JSON to TypeScript Converter

Ready
Input JSON
TypeScript Interface

Free Developer Utilities: JSON Formatter, Base64 Encoder & JWT Decoder

Welcome to our free developer tools! Whether you need a JSON formatter to pretty-print and validate your payloads, a Base64 encoder/decoder for quick conversions, or a JWT decoder, this site works entirely offline to keep your data secure. All your favorite developer tools in one place with a beautiful, fast UI.

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