Encode Image to Base64 Online Free
Encode any image to Base64 online. Upload JPG, PNG, WebP, or GIF, copy the Base64 string, or download it as a text file.
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What is Encode Image to Base64?
Encode Image to Base64 converts common image files into a `Base64` text string for APIs, data URIs, and JSON payloads. Need the reverse? Use Decode Base64 to Image.
Why encode images as Base64?
Front-end prototypes, HTML email, and API tests often need inline image bytes without hosting a separate file URL.
Inline HTML and CSS
Embed small icons and logos as data URIs during development.
API request bodies
Send image payloads as `Base64` fields in JSON for upload endpoints.
Fixtures and docs
Ship sample image bytes as text in tickets, tests, and README snippets.
How to encode an image to Base64?
- 1
Upload your image
Drag and drop or browse for a `JPG`, `PNG`, `WebP`, or `GIF` file. Encoding runs in your browser.
- 2
Copy or download the string
Copy the `Base64` output to your clipboard, or download it as a `.txt` file.
- 3
Switch to decode when needed
Click the Decode tab to open Decode Base64 to Image and rebuild a file from a string.
Features of Encode Image to Base64
Multi-format support
Works with common still formats including `JPG`, `PNG`, `WebP`, and `GIF`.
Instant encode
Turn image files into `Base64` without a CLI or local script.
Copy or save as text
One-click copy plus optional `.txt` download for payloads and fixtures.
Linked decode tool
The Decode tab opens Decode Base64 to Image so you can rebuild files in one click.
Browser based
Encoding happens in your session — keep sensitive screenshots off untrusted machines.
Frequently asked questions - FAQs
Quick answers about Encode Image to Base64.
Yes. Encode image files to `Base64` online for free.
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