There are 10 other file types using
the HDR file extension!
.hdr - DataFlex header data
.hdr - ArcView header data
.hdr - Radiance map
.hdr - InstallShield setup header
.hdr - MicroSim PCBoard hole-drill schedule report
.hdr - Photomatix HDR image
.hdr - ENVI header data
.hdr - Transport Fever texture
.hdr - Microsoft IIS Server NNTP header data
.hdr - Mail.dat header data
HDR file extension - Procomm Plus message header
What is hdr file? How to open hdr files?
File type specification:
The hdr file extension was also used by Procomm Plus, a terminal emulation and file transfer software from Symantec.
The hdr file used in Procomm contains saved message header.
This hdr file type entry was marked as obsolete and no longer supported file format.
This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.
The default software associated to open hdr file:
Company or developer:
Symantec Corporation
Procomm Plus is a terminal emulation and file transfer software.
List of recommended 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).
Unspecified and all other actions for computer programs working with hdr file - Procomm Plus message header
Click on the software link for more information about Procomm Plus. Procomm Plus uses hdr file type for its internal purposes and/or also by different way than common edit or open file actions (eg. to install/execute/support an application itself, to store application or user data, configure program etc.).