Base64 File Encoder
Convert any file to Base64 format instantly. Perfect for embedding files in code, emails, or data URIs.
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Maximum file size: 10MB
Encoding Progress
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Secure Processing
Your files are processed locally in your browser. No data is uploaded to our servers.
Any File Type
Supports all file types including images, documents, archives, and binary files.
Multiple Formats
Get Base64 output in plain text or Data URI format for direct use in HTML/CSS.
Common Use Cases
CSS Background Images
Embed small images directly in your CSS for faster loading.
background-image: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNkYPhfDwAChAI9jU77yQAAAABJRU5ErkJggg==');
HTML Inline Images
Include images directly in HTML without separate HTTP requests.
<img src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNkYPhfDwAChAI9jU77yQAAAABJRU5ErkJggg==">