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Base64 Encoder / Decoder

Encode text to Base64 and decode Base64 back to text.

Get it in the desktop app

What it does

Encode text to Base64 and decode Base64 back to text. Part of Developer Tools — Format, validate, encode, and inspect.

When to use it

Encode an API payload for a data URI, or decode a token body to inspect it.

Privacy & safety

Parses and formats locally; scripts are never executed. Paste only code you are allowed to share with your own machine.

This tool works on text you paste — nothing leaves the page until you copy or save it yourself.

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