Unicode-safe conversion
TextEncoder and TextDecoder preserve Chinese, emoji, accents, and other UTF-8 text.
Base64 Encoder.
Encode or decode UTF-8 text without losing emoji or non-Latin characters.
UTF-8 by default
Base64 without
broken characters.
Clear validation
Malformed Base64 is reported directly instead of silently producing corrupted output.
Private processing
Encoding and decoding happen entirely on your device.