Encoders & Decoders

• Base64 Encode / Decode Encode or decode Base64 — UTF-8 safe, in your browser.
• URL Encode / Decode Percent-encode or decode URLs and query strings.
• HTML Entity Encode / Decode Escape or unescape HTML entities (named, decimal and hex).
• JWT Decoder Decode and inspect a JSON Web Token — without uploading it.
• String Escape / Unescape Escape or unescape strings for JSON, JS and more.
• Base32 Encode / Decode Encode or decode Base32 (RFC 4648).
• Basic Auth Header Generator Build or decode an HTTP Basic Authorization header.
• Unicode Escape Converter Convert text to \uXXXX escapes and back.
• Morse Code Translator Translate text to Morse code and back.
• Base58 Encode / Decode Encode or decode Base58 (Bitcoin alphabet).
• Hex ↔ Text Converter Convert text to hex bytes and hex back to text.
• ROT13 Encoder Apply the ROT13 letter substitution cipher.
• Caesar Cipher Shift letters by any amount (encode or decode).