Encode / Decode

All-in-one encoding toolkit

Home 26 formats
Dev Toolkit › Text

Base64 URL Encode / Decode

Encode and decode text using Base64 URL

INPUT
OUTPUT

URL-safe Base64 encoding replaces + with - and / with _. Essential for JWT tokens, OAuth tokens, URL parameters, and web API authentication. Prevents URL encoding issues while maintaining Base64 compatibility. Used in modern web authentication systems.