Convertisseur Base64 / Base64URL

Conversion Base64 ↔ Base64URL ↔ texte (UTF-8 sûr, option de rembourrage)

Convert between plain text, Base64, and Base64URL safely. Encoding and decoding use the browser-native TextEncoder/TextDecoder for correct UTF-8 handling. No external libraries needed.

From

Text (UTF-8)

Base64

Base64URL

Text (UTF-8)

Base64

Base64URL

Add = padding (Base64 standard)

Input

Output

SGVsbG8sIFdvcmxkIQ

Vérifiez les sorties avant utilisation en production. Aucune garantie — voir Conditions.