Base64URL Encoder

Encode text in URL-safe Base64, as used in JWTs and URL parameters.

● Your data is processed locally in your browser and is never uploaded to our servers.

How it works

Base64URL (RFC 4648, section 5) replaces “+” with “-” and “/” with “_”, and drops the “=” padding, so the result can go in URLs, file names and JSON Web Tokens without escaping.