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Base64、URL、ハッシュ、JSONフォーマッター、HTMLエンコーダー
Base64
結果
URL Encode / Decode
Hash — MD5 / SHA-1 / SHA-256 / SHA-512
JSON Formatter / Validator
HTML Encode / Decode
JWT Decode
Binary Translator — Text ↔ Binary
結果
ROT13 Decoder
結果 (ROT13 is reversible — apply again to get the original text)
Morse Code Translator
結果
Lorem Ipsum Generator
Small Text / Unicode Style Generator
Credit Card Validator (Luhn algorithm)
Validation runs locally in your browser — the card number is never sent anywhere.
PIN Generator
Uses crypto.getRandomValues — cryptographically random numbers.
Regex Tester
/
/
JSON ↔ YAML ↔ TOML Converter
From:
To: