STSunnyTools

Developer Tools

Base64 Encoder/Decoder

Convert Base64 data locally for quick developer workflows.

What is Base64 Encoder/Decoder?

Base64 Encoder/Decoder converts text to and from Base64.

How to use it

Enter text, choose Encode or Decode, then copy the result.

How it works

The browser uses UTF-8 safe Base64 conversion with `TextEncoder` and `TextDecoder`.

Is data saved?

Input is converted locally and is not sent to a server.

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