Base64 Encode / Decode

Encode text to Base64 and decode Base64 back to plain text.

Use this tool to convert text to Base64 or inspect decoded Base64 content with local browser processing.

Input

Options

Output

None

How to use Base64 Encode / Decode

  1. 1Enter plain text or Base64 content in the input panel.
  2. 2Choose encode or decode depending on the direction you need.
  3. 3Copy the output or clear the form to start over.

Use Cases

Inspect encoded headers, tokens, or debugging payloads from third-party integrations.
Prepare plain text values for systems that expect Base64 input.

FAQ

Does it support Unicode text?

Yes. The tool encodes and decodes UTF-8 text, not only ASCII input.

What happens with invalid Base64?

The tool shows a clear error instead of returning broken output.

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Base64 Encode / Decode | ToolForge AI