What formats can be decoded back to images?

The decoder automatically parses raw base64, data URIs (`data:image/png;base64,...`), CSS rules, and HTML ` ` tag snippets for PNG, JPEG, WebP, and GIF.

How does it detect the correct image format?

It parses the header prefix or inspects the initial byte signatures (magic bytes) of the raw base64 string to identify MIME formats.

Base64 to Image

Decode Base64 string to image online. Paste raw base64 or Data URI code to preview, inspect, and download original image files.

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How to Use Base64 to Image

Paste your Base64 string into the text input area.
The tool will automatically parse the data, detect the format, and render a preview.
Review dimensions and click "Download Image" to save the file.

Base64 Decoding Mechanics

Decoding takes ASCII base64 characters and converts them back to a raw binary array buffer. The browser then creates an in-memory object URL allowing the image to render and download.

Frequently Asked Questions

What formats can be decoded back to images?: The decoder automatically parses raw base64, data URIs (`data:image/png;base64,...`), CSS rules, and HTML `` tag snippets for PNG, JPEG, WebP, and GIF.
How does it detect the correct image format?: It parses the header prefix or inspects the initial byte signatures (magic bytes) of the raw base64 string to identify MIME formats.