Core capabilities
Encode image files to data URIs. Decode Base64 image data. Preview and save decoded output.
Base64 Image turns an image into a Base64 data URI or decodes image data back into a file preview.
No account or card required. Local-first Mac app.

Encode image files to data URIs.
Decode Base64 image data.
Preview and save decoded output.
Concrete features, inputs, and workflow details for this tool.
Encode image files to data URIs. Decode Base64 image data. Preview and save decoded output.
Works with images and Base64 image text.
Add an image or paste image data. Choose encode or decode. Review the output or preview. Copy or save the result.
Common uses include email templates, inline assets, aPI payloads, and debugging image data.
Add an image or paste image data.
Choose encode or decode.
Review the output or preview.
Copy or save the result.
Use Encode / Decode for plain text Base64.