Host a DNG file and share it as a link
Put an Adobe digital negative online at its own address — the one raw format that isn't tied to a camera brand.
Drop your DNG file here
Any other file works too — up to 25.0 MB, or 100.0 MB for a whole site
Free to use. Your DNG file is live at your-name.99helpers.site in about ten seconds.
What is a .dng file?
DNG (Digital Negative) is Adobe's open raw format, published in 2004 as an answer to every manufacturer inventing its own. It holds the same unprocessed sensor data, opens in far more software than any proprietary raw format, and is usually 15–20% smaller than the file it was converted from.
What people use DNG files for
- Archiving raw photos in a format that will still open in twenty years
- Delivering raw files to someone whose software doesn't know your camera
- Photos from phones and drones, which often shoot DNG directly
- Reducing the size of a raw library without losing editability
What opens a DNG file
- Lightroom, Camera Raw, Capture One and Affinity Photo
- darktable and RawTherapee
- Adobe DNG Converter, which is free and converts any raw file
- macOS Preview shows a preview; browsers don't
How to host a DNG file
- 1
Drop your DNG file in
Drag it onto the box at the top of this page, or click to choose it. Files up to 25 MB are supported, and nothing is uploaded until you publish.
- 2
Pick an address
Type a name and we'll tell you straight away whether it's free. That becomes the link: negative.99helpers.site
- 3
Publish and share
Create a free account — that step exists so the file is yours to update, replace or delete — and the link is live within seconds.
The same three steps work for any file — see how file hosting works on 99helpers.com.
What happens when someone opens the link
The file downloads. Recipients open it in a raw editor — and because DNG is an open standard, far more software can read it than any camera-specific raw file.
Why host a DNG file instead of emailing it?
DNG is chosen so a photo stays openable regardless of what software the recipient has. Hosting it at a plain URL applies the same thinking to delivery: no platform, no account, no expiry.
Worth knowing before you publish
- Adobe's free DNG Converter turns any camera's raw file into DNG, often shrinking it enough to fit under the size limit.
- DNG can embed a full-size JPEG preview, which makes it viewable in more places.
- Lossy DNG is an option in the converter — dramatically smaller, still editable, but no longer a true archive.
DNG hosting questions
- Why convert raw files to DNG?
- Broader software support, smaller files, and no dependence on a manufacturer continuing to document its format. It's the pragmatic choice for archiving and for sending raws to someone whose editor may not know your camera.
- Does converting to DNG lose quality?
- No, in the standard mode — it's a lossless repackaging of the same sensor data. The converter also offers a lossy mode which does discard data, and that one is clearly labelled.
- Can browsers display DNG?
- No, it downloads. Host a JPEG alongside if people need to see the image without a raw editor.
Put your DNG file online now
It takes about ten seconds, and you only make an account once the file is ready to go live.
Hosting guides for related formats
DNG is one of over 211 formats you can host — see free file hosting for any file type for the full list, or read the hosting guides for other file types.