Encoders & Decoders - Free Online Tools

Encode or decode Base64 strings and files instantly

Encode or decode URL components and query strings

Encode or decode HTML entities and special characters

Decode and inspect JSON Web Tokens (JWT) header and payload

Encode or decode Base32 strings

Convert text to binary, hexadecimal, or octal representation

Encode and decode text using the ROT13 substitution cipher

Convert text to Morse code and Morse code to text with auto-detection