🔑 Encode / Decode Tools

Encode and decode data with Base64, JWT, URL encoding, HTML entities, and Unicode converters. Choose a tool below to get started.

Base64 Encode/Decode Encode and decode Base64 strings instantly. Supports text and binary data encoding with UTF-8. Essential developer tool. JWT Decoder Decode JSON Web Tokens (JWT) instantly. View header, payload, claims, and expiration time. No server-side processing. URL Encoder/Decoder Encode and decode URL components. Convert special characters to percent-encoding for safe URL usage. Developer-focused tool. HTML Entity Encoder Convert characters to HTML entities and decode entities back to characters. Supports named and numeric HTML entities. Unicode Code Point Converter Convert characters to Unicode code points (U+XXXX) and back. View hex, decimal, and UTF-8 byte representations.