Toolkit / Image Tools
Image to Base64 Converter
Convert image files into Base64 data URLs for HTML, CSS, JSON fixtures, email templates, or quick embeds where a separate file is inconvenient.
Privacy note: Images are handled in your browser where the tool supports local processing, so you can work without manually uploading photos to a file conversion service.
Limitations: Base64 strings are usually about one third larger than the original binary file.
Image to Base64 Converter
Create Base64 data URLs from image files locally.
Files are encoded locally into data URLs. Base64 output is usually about one third larger than the original binary file.
Encoded
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How image to base64 converter works
Upload one or more image files and Toolkit encodes each file as a Base64 data URL.
Copy the generated string and paste it into the place where your project expects an embedded image.
Privacy
Images are handled in your browser where the tool supports local processing, so you can work without manually uploading photos to a file conversion service.
Limitations
- Base64 strings are usually about one third larger than the original binary file.
- Very large images create long strings that can be awkward to copy, review, or store.
- Embedding many Base64 images can make HTML, CSS, or JSON files harder to cache and maintain.
FAQs
What is a Base64 image?
It is an image encoded as text, often as a data URL that starts with data:image/...;base64,.
When should I use Base64 images?
Use them for small icons, test fixtures, or portable snippets. Regular image files are usually better for larger assets.
Does Base64 reduce file size?
No. Base64 usually increases the amount of text compared with the original file bytes.
Can I encode SVG files?
Yes, SVG files can be encoded as data URLs when the browser can read the file.