Base64Img

Private browser-based Base64 tools.

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Data URL to Image Converter

Decode an image Data URL, preview its content, inspect its MIME type, and download the image file.

Runs locally in your browser

How to use it

  1. Paste your input or choose a file from this device.
  2. Run the conversion and review the detected type or preview.
  3. Copy the result or download it for your project.

Built for image Data URLs

The tool separates the media type from the Base64 payload and recreates the original binary bytes.

No registration, watermark, queue, or server upload is required.

Use Base64 wisely

Base64 is ideal for text-only APIs, small embedded assets, test fixtures, and portable documents. It increases payload size, so external files are usually better for large public assets.

Frequently asked questions

Is the data url to image converter private?

Yes. The tool separates the media type from the Base64 payload and recreates the original binary bytes. All processing happens locally in your browser — nothing is uploaded to our servers.

Can this tool decode any image Data URL?

Yes, as long as the value uses the data:[mime];base64, format and contains valid Base64 image data.

Will I get the original file format back?

The download uses the MIME type from the Data URL or the detected signature, preserving the original format when possible.

When should I use Base64 for image Data URLs?

Use it when a text-only channel or API must carry binary data, or when a small image Data URLs asset needs to live inside a self-contained document. Prefer separate files for large, cacheable public assets.

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