Decode
ASCII ↔ Hex Converter
Convert between ASCII text and hexadecimal. Type in either panel — the other updates instantly. Supports space, comma, or 0x-prefix hex formats.
Base64 Encoder / Decoder
Encode text or files to Base64 and decode Base64 strings back to plaintext or binary. Supports file upload.
Hex to ASCII Converter
Convert hexadecimal values back to ASCII text. Accepts space-separated, comma-separated, or continuous hex strings.
HTML Entity Encoder / Decoder
Encode special characters to HTML entities and decode them back. Handles &, <, >, Unicode, and more.
JWT Decoder
Decode and inspect JSON Web Tokens. View header, payload, expiry status, and claims — without needing a secret key.