JPEG encoding
JPG and JPEG to Base64 Converter
Convert JPG and JPEG photos to Base64 strings and data URIs for HTML, CSS, JavaScript, and API testing.
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JPG to Base64 workspace
Upload a JPG or JPEG file and copy encoded output for your project.
Drag and drop a JPG or JPEG here, or click to choose a file
Max file size 10 MB
Need to decode Base64 back to JPG? Open the Base64 to Image converter
Convert JPG to Base64
JPG is widely used for photos and compressed images. When you convert jpg to base64, you embed the photo directly in code, JSON, or test payloads without a separate image URL.
This jpg to base64 converter accepts .jpg and .jpeg files and returns a data URI you can copy into your project.
Convert JPEG to Base64
JPEG and JPG refer to the same image format in most workflows. Upload either extension and the tool encodes the file with the image/jpeg MIME type.
Use this page when you need jpeg to base64 output for APIs, mobile apps, or front-end code samples.
JPEG Data URI Format
A JPEG data URI starts with data:image/jpeg;base64, followed by the encoded content.
You can store the full value as a data image jpeg base64 string in configs, database fields, or API examples.
Encoded JPEG text often begins with /9j/ when you view the characters without the data URI prefix.
Convert Base64 Back to JPG
Paste encoded JPEG data into the Base64 to Image tool when you need to preview or export the file. Click Download image to save a JPG file.
This base64 to jpg workflow helps when backend services, mobile apps, or third-party tools send image data as text.
JPG Base64 Examples
Use small JPG files for inline Base64 because large encoded strings increase HTML, CSS, and JSON size.
If you see data image jpeg base64 9j in documentation or search results, it usually refers to the common start of encoded JPEG content.
For HTML, CSS, and JavaScript samples, open our developer guide and replace the placeholder values with output from this converter.
Related Pages
Frequently Asked Questions
Yes. Both use the image/jpeg MIME type in a data URI.
Yes. Paste the encoded string into the Base64 to Image page and download the decoded file.
Yes. Upload a JPG or JPEG file on this page and copy the encoded output. The tool runs in your browser and does not upload your file for conversion.