Base64URL Decoder
Decode URL-safe Base64 (with - and _, padding optional) such as JWT segments back to UTF-8 text.
Runs in your browserBase64URL → Text
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Example
eyJhbGciOiJIUzI1NiJ9
{"alg":"HS256"}How to use the Base64URL Decoder
- Paste or type your Base64URL into the input area, or open a file from your device.
- Adjust the options above the editor if the tool offers any.
- Review the Text result, then copy it or download it as a file.
Privacy and limitations
- Your data is processed on your device and is not uploaded to any server.
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