There are 10 other file types using
the HDR file extension!

empty icon.hdr - Procomm Plus message header

empty icon.hdr - DataFlex header data

empty icon.hdr - ArcView header data

empty icon.hdr - InstallShield setup header

empty icon.hdr - MicroSim PCBoard hole-drill schedule report

empty icon.hdr - Photomatix HDR image

empty icon.hdr - ENVI header data

empty icon.hdr - Transport Fever texture

empty icon.hdr - Microsoft IIS Server NNTP header data

empty icon.hdr - Mail.dat header data

HDR file extension - Radiance map

What is hdr file? How to open hdr files?

File type specification:

Graphics file type icon Graphics file type

hdr file icon: hdr filetype icon

The hdr file extension is associated with Adobe Photoshop and used for files containing radiance map data.

Radiance maps are useful for representing true illumination values in image-based rendering applications, and are useful for recording incident illumination and using this light to illuminate CG objects for realistic compositing.

HDR is also abbreviation for High Dynamic Range imaging technique.

Updated: April 4, 2024

The default software associated to open hdr file:

Adobe Photoshop icon

Adobe Systems Incorporated logoAdobe Photoshop  Microsoft Windows software

Company or developer:
Adobe Systems Incorporated

Adobe Photoshop is great photography editing software that offers numerous features, powerful tools and other breakthrough capabilities to offer their users maximum performance for image editing.

The latest version, Photoshop CC is available through the new Adobe Creative Cloud suite. The previous version was Photoshop CS6.

Adobe Photoshop for Mac icon

Adobe Systems Incorporated logoAdobe Photoshop for Mac  Apple macOS / Mac OS X software

Company or developer:
Adobe Systems Incorporated

Adobe Photoshop for Mac is popular image editing application. It is able to create and compose images, edit photos and supports variety of image formats to open, export and convert.

The latest version, Photoshop CC is available through the new Adobe Creative Cloud suite. The previous version was Photoshop CS6.

Adobe Creative Cloud icon

Adobe Systems Incorporated logoAdobe Creative Cloud  Multiplatform software

Company or developer:
Adobe Systems Incorporated

Adobe Creative Cloud is latest member of Creative family. With this version Adobe moved from one-time fee to subscription based model, while no longer plans to offer one time purchase options like the users were used. There is either annual or monthly fee for using the whole bundle or just one program.

Help how to open:

Use Adobe Photoshop to work with the* .hdr files.

How to convert:

Conversion to other formats is not possible.

Find conversions from hdr file:

hdr to jpg

Find converter to hdr file type:

jpeg to hdr

jpg to hdr

png to hdr

raw to hdr

Related links:

About Radiance Maps

List of software applications associated to the .hdr file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open hdr file, edit hdr file, convert hdr file, view hdr file, play hdr file etc. (if exist software for corresponding action in File-Extensions.org's database).

Hint:
Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting hdr files.

Software that open hdr file - Radiance map

Programs supporting the exension hdr on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about listed programs for open hdr file action.

Microsoft Windows:

Apple macOS / Mac OS X:

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