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URL-safe Base64 (RFC 4648 §5) — used by JWTs and URL-embedded tokens. Uses "-"/"_" instead of "+"/"/" and omits padding.
Initializing Encoding Studio...
URL-safe Base64 (RFC 4648 §5) — used by JWTs and URL-embedded tokens. Uses "-"/"_" instead of "+"/"/" and omits padding. Encode or decode instantly, right on this page — nothing you type or paste is ever sent to a server.
Toggle between the two directions at the top of the tool, depending on whether you have plain text or an already-encoded value.
URL-safe Base64 (RFC 4648 §5) — used by JWTs and URL-embedded tokens. Uses "-"/"_" instead of "+"/"/" and omits padding.
Copy the result to your clipboard with one click — no account required.
Everything you need to know about this developer tool
No. The Base64URL runs entirely inside your browser. Nothing you type or paste is ever sent to a server.
Yes, Encoding Studio is completely free with no usage limits or sign-up required.
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