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Base64 Encoding and Decoding: Complete Developer Guide
Master Base64 encoding and decoding with practical examples. Learn when to use it, common pitfalls, and best practices for handling binary data.
JPG to Base64 Converter
Convert JPG/JPEG images to Base64 data URLs for HTML, CSS, and web projects
JPG/JPEG Upload
Input
Drag & drop your file here
or
Supported formats: JPG/JPEG files
Maximum file size: 10MB
Base64 Data URL
Output
What is JPG to Base64 Converter?
Convert JPG/JPEG images to Base64 data URLs for embedding in HTML, CSS, or JSON. JPEG is the most common format for photos and complex images. This tool generates a data URL with the data:image/jpeg;base64,... prefix that works immediately in <img> tags, CSS backgrounds, and API payloads. All conversion happens locally in your browser with no server upload required.
How to Use
1
Upload a JPG or JPEG image file
2
The tool automatically converts it to Base64
3
Copy the Base64 data URL output
4
Use it in HTML: <img src='data:image/jpeg;base64,...'>
5
Or in CSS: background-image: url('data:image/jpeg;base64,...')
Common Use Cases
Embed JPG photos in HTML without separate files
Inline JPEG images in CSS for backgrounds
Create self-contained HTML email templates with photos
Send JPEG data in JSON API requests
Build offline web apps with embedded photo assets
Share HTML prototypes with embedded JPEG images
Key Features
Supports both .jpg and .jpeg file extensions
Generates valid data
image/jpeg;base64,... URLs
Fast browser-based conversion (no upload required)
One-click copy to clipboard
Perfect for photos and complex images
Privacy-first
files stay on your device
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