Are image files uploaded?
No. Reading uses the browser FileReader API locally—files are not sent to DevTools servers.
Image to Base64
DevTools Image to Base64 reads images locally in your browser and outputs Data URL / Base64 strings with preview, dimensions, and MIME type—no upload to servers.
Image to Base64
Upload an image and generate Base64 / Data URL output with preview, dimensions, and MIME type info.
About this tool
Generate frontend test data, embed Data URLs in CSS/HTML, or debug encoding before and after file uploads.
How to use
- Select or drag a local image file.
- Review auto-generated preview, size, and type info.
- Copy the Base64 Data URL for embedding or API tests.
FAQ
Why does output include data:image/png;base64?
The tool outputs a full Data URL with MIME prefix and Base64 body for direct use in HTML or CSS.
Is Base64 suitable for production images?
Fine for small icons and quick tests. Large images inflate payload size—prefer files or a CDN in production.
Is this tool free?
Yes. No registration required.
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