Image to Base64
FreeConvert any image to Base64 encoded string for embedding in HTML, CSS or JSON — and decode back.
Drag & drop an image
PNG, JPG, WEBP, GIF, SVG supported
Base64 Output
Upload an image to see Base64 output
Embed in HTML
Use data URLs to embed images directly in HTML without separate HTTP requests.
CSS Backgrounds
Set small icons or patterns as CSS background-image using Base64 data URLs.
API Payloads
Send images in JSON API requests by encoding them as Base64 strings.
About Image to Base64
Convert images to Base64 encoded strings for embedding directly in HTML, CSS or JSON without needing separate image files. Supports Data URL, raw Base64, HTML img tag, CSS background and JSON output formats. Decode Base64 strings back to viewable and downloadable images instantly.
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