Base64 Image

Encode/decode Base64 images and data URIs.

Image → data URI
Data URI → preview

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About the Base64 Image

What does the Base64 Image do?
Encode/decode Base64 images and data URIs. GeekTool runs the Base64 Image entirely in your browser — input never leaves your device.
Is the Base64 Image free?
Yes. The Base64 Image is part of GeekTool, a free suite of 50+ developer utilities. No sign-up, no ads inside the tool, no quotas.
Does the Base64 Image send my data to a server?
No. All processing is client-side JavaScript. Your input stays in your browser tab — we never see it.