Encoding

Base64 URL Decoder

Decode URL-safe Base64 into UTF-8 text locally.

Keep this tool in your workbenchReport a problem

UTF-8 text output

Choose “Decode Base64 URL” to see the result here.

Processed in your browser. Inputs stay in this page’s memory and are not uploaded or saved.

Use the URL-safe - and _ alphabet with optional correct = padding and no whitespace.
Text is encoded as UTF-8 bytes. Decoding rejects bytes that are not valid UTF-8.

Loading Encoding controls…

What does this tool do?

Decode URL-safe Base64 into UTF-8 text locally. Input: Base64 URL input. Output: UTF-8 text output (UTF-8 text).

How to use it

Enter base64 url input, then choose “Decode Base64 URL”. Review the result and use Copy to copy the displayed text. Clear removes all fields and the result.