Convert Image to Data URI
Instantly convert any image into a Base64 Data URI directly in your browser. No uploads, no tracking, no data storage - your files never leave your device.
Tool
Click or drag & drop an image here
Supports PNG, JPG, GIF, SVG, WebP
About This Tool
A Data URI embeds file content directly inside HTML, CSS, or JSON as a Base64 string. This eliminates external file requests and improves portability. This tool performs conversion locally using the FileReader API, ensuring zero network transmission.
Key Benefits
- 100% private - no uploads
- Instant conversion
- Works offline
- No file size limits imposed by server
- Eliminates additional HTTP requests
Features
- Drag-and-drop upload
- Clipboard copy support
- TXT export option
- Supports all major image formats
- Lightweight and responsive UI
Use Cases
- Embedding icons directly into CSS
- Reducing HTTP requests in web apps
- Creating self-contained HTML files
- API payload embedding
- Offline application packaging
Fun Fact
Small embedded images using Data URIs can significantly improve page load performance by eliminating connection overhead, especially on high-latency networks.
Historical Context
Data URIs were standardized in RFC 2397 in 1998 to allow inline embedding of small resources within documents. Their usage expanded significantly with modern web performance optimization techniques, particularly during the early mobile web era when reducing HTTP requests was critical for speed.