Online base64 file encoder

Upload your image(s) on b64.io : we optimize and encode in base64. You can send png, jpg, gif or svg files.

Pssst, we don't keep any files or personal data on our server. Any question? Tweet here.

Why encode images in base64?

Base64 encoded image is a part of the HTML code. Your webpage does not have to load an external file. It makes that page faster.