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Encoding utility

Base64 Encoder and Decoder

Quick browser-based Base64 conversion for API payloads, headers, and test fixtures.

How To Use

  1. Enter text or Base64 content in the input field.
  2. Choose Encode or Decode mode.
  3. Run the tool to generate output instantly.
  4. Click Copy to reuse the result.

Common Use Cases

  • Prepare basic auth fragments and API payload snippets.
  • Decode Base64 text from logs and integrations.
  • Quick browser-side checks without command line tools.

FAQ

Can I decode invalid Base64 input?

Invalid characters or malformed Base64 may produce an error. Clean the input and try again.

Is my text private?

Yes. The operation is performed in your browser.

Base64 Encoder and Decoder | Hard Wired