Base64 to Image Converter - Decode PNG, JPG, SVG Online

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Need to convert Base64 to an image? This guide will help you decode Base64 image strings and convert them to formats like PNG, JPG, and SVG using JavaScript, Python, and more. Whether you're dealing with Base64 encode image or Base64 decode image, we’ve got you covered.

🔄 What is Base64 and Why Convert It Back to Image?

Base64 is a method of encoding binary data (like images) into a string format that can be embedded in HTML or JSON. However, if you want to view or save the image, you need to decode it back.

✔ Decode Base64 PNG or Base64 JPG strings to images
✔ Use Base64 image online converters or programming tools
✔ Ideal for displaying images stored in JSON APIs or databases

📥 Base64 to Image Conversion - Code Examples

1. 🔧 JavaScript (Browser)

const base64String = "data:image/png;base64,iVBOR...";
const img = new Image();
img.src = base64String;
document.body.appendChild(img);

2. 🐍 Python

import base64
with open("output.png", "wb") as f:
    f.write(base64.b64decode(base64_string))

3. ☕ Java

byte[] decodedBytes = Base64.getDecoder().decode(base64String);
Files.write(Paths.get("output.jpg"), decodedBytes);

4. 💠 C#

byte[] imageBytes = Convert.FromBase64String(base64String);
File.WriteAllBytes("image.jpg", imageBytes);

🌐 Base64 to Image Online Converter

If you're not a coder, simply use an online Base64 to image converter. Just paste your Base64 string and click convert. It supports formats like:

🖼️ Base64 to PNG
🖼️ Base64 to JPG
🖼️ Base64 to SVG

💬 FAQs - Base64 to Image

How do I convert Base64 to image?

You can decode the Base64 string using a programming language like JavaScript or Python, or use an online Base64 to image converter tool.

Can I decode a Base64 image online?

Yes. Just paste the Base64 string into an online tool and it will generate an image preview and download link.

What formats can Base64 images be decoded to?

Common formats include PNG, JPG, JPEG, GIF, and SVG. Use proper MIME types in your Base64 string.

Is Base64 an image format?

No, Base64 is a text encoding format. It's used to encode binary images into a string format.

Does Base64 compression reduce image size?

No. Base64 encoding increases size by ~33%. It’s useful for embedding images, not saving space.

How to decode Base64 to image in Python?

Use Python’s built-in base64 module to decode the string and write to a file.

How to convert Base64 to image in JavaScript?

Create an Image object, set src to your Base64 string, and append it to the DOM to display.

What is a Base64 image example?

A Base64 image string begins like: data:image/png;base64,iVBORw0KGgoAAAANSUhEUg...

How to convert Base64 to JPG?

Use the appropriate MIME type like data:image/jpeg;base64,... and decode it using any supported method.