Base64 Image Encoder
Encode and decode Base64 strings and files. Free, fast, and runs 100% in your browser.
Embedding images as Base64 data URIs in HTML and CSS eliminates extra HTTP requests, improving page load performance for small images like icons and logos. This encoder converts image files to Base64 strings instantly in your browser.
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Base64 Encoder/Decoder
Encode text to Base64 or decode from Base64
Feature Overview
| Feature | Details |
|---|---|
| Image to Base64 | ✓ |
| Data URI output | CSS-ready |
| All formats | JPG, PNG, SVG |
| Privacy | 100% client-side |
Frequently Asked Questions
When should I use Base64 images?
For small images under 10KB like icons and logos. Larger images should be served as separate files for better caching.
Does Base64 increase file size?
Yes, by approximately 33%. This is offset by eliminating an HTTP request, which is beneficial for small assets.