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Basic information about OPF file

When there is a problem with opening files with the file extension OPF（*.OPF or *.opf）, you do not need a computer expert. In most cases, using the helpful suggestions of experts contained in our website as well as appropriate programs, you can solve the problem with the OPF file yourself.

There are 6 file types using the OPF file extension in our database. In the further part of this page, you will find detail information about all the OPF file with their brief description and a list of programs that support OPF file sorted by operating systems. The table below provides useful information about the OPF file extension. It answers questions such as:
  • What is the OPF file?
  • How to open a OPF file?
  • What programs do I need to open a OPF file?
  • What programs help to create and edit a OPF file?
  • How to convert OPF files to another file format?
  • How to convert another files to OPF file format?


1.Detail information about OPF file extension: Open Packaging Format File

File type Open Packaging Format File Category eBook Files
Developer IDPF File format XML
Description OPF file is a Open Packaging Format File developed by IDPF. File formatted according to the Open Packaging Format (OPF) standard, which is part of the EPUB eBook specification; stores eBook information such as the title, language, book ID, creator, reading order, and display formatting; used as part of an .EPUB archive to specify eBook metadata.
Software programs that will open, edit or convert OPF files

Windows		 Adobe Digital Editions
Adobe InDesign CC 2017
Calibre
KDE Okular
Geometer Plus FBReader
Mobipocket eBook Creator

macOS		 Adobe Digital Editions
Adobe InDesign CC 2017
Calibre
KDE Okular
Geometer Plus FBReader

Linux		 Calibre
KDE Okular
Geometer Plus FBReader


2.Detail information about OPF file extension: FlipAlbum File

File type FlipAlbum File Category Misc Files
Developer E-Book Systems File format Binary
Description OPF file is a FlipAlbum File developed by E-Book Systems.
Software programs that will open, edit or convert OPF files

Windows		 E-Book Systems FlipAlbum

macOS
 E-Book Systems FlipAlbum


3.Detail information about OPF file extension: FlipViewer FlipBook File

File type FlipViewer FlipBook File Category Data Files
Developer E-Book Systems File format XML
Description OPF file is a FlipViewer FlipBook File developed by E-Book Systems.
Software programs that will open, edit or convert OPF files

Windows		 E-Book Systems FlipViewer

macOS
 E-Book Systems Mac FlipViewer


4.Detail information about OPF file extension: KEPServerEX Project Configuration File

File type KEPServerEX Project Configuration File Category Settings Files
Developer N/A File format N/A
Description OPF file is a KEPServerEX Project Configuration File.
Software programs that will open, edit or convert OPF files


5.Detail information about OPF file extension: Obsidium Project File

File type Obsidium Project File Category Misc Files
Developer N/A File format N/A
Description OPF file is a Obsidium Project File.
Software programs that will open, edit or convert OPF files

Windows		 Obsidium


6.Detail information about OPF file extension: VisualOMP Project File

File type VisualOMP Project File Category Misc Files
Developer N/A File format N/A
Description OPF file is a VisualOMP Project File.
Software programs that will open, edit or convert OPF files



How to convert OPF files to another file format?

There are 7 records in our database eligible for OPF files to another file format conversion. If you want to achieve OPF to another files conversion, you may use the option.

OPF to 89Y OPF to 9XY OPF to EPUB OPF to JPG
OPF to MOBI OPF to PDF OPF to V2Y


How to convert another files to OPF file format?

There are 1 records in our database eligible for another files to OPF file format conversion. If you want to achieve another files to OPF conversion, you may use the option.

DOC to OPF


Can't open a OPF file?

When you click a file to open it, operating system examines the filename extension. If operating system recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When operating system does not recognize a filename extension, you receive the following message:

”Can't open this file: example.OPF”。

To open this file, you install one of the applications from the list of software programs that you found here, you should be able to open, edit or convert the file with the OPF extension without any issue.


Where I can download the application that support OPF file?

If you do not know where you can download the application from our list, click on the link (which is the name of the program), you will find more information there on the location where to download the required application. Most often they are the websites of software manufacturers.


How to change file associations?

  • Right-click a file with the extension whose association you want to change, and then click "Open With".
  • In the "Open With" dialog box, click the program whith which you want the file to open, or click "Browse" to locate the program that you want.
  • Select the ”Always use the selected program to open this kind of file” check box.


Can I change the extension of OPF files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read/open the file. The problem is, changing the file extension does not change the file format. Select a software program from our list and install it on your computer. If the file has not opened correctly, you have to look for a different software program from our list. Sometimes you have to repeat the operation several times.


What else may cause problems width open a OPF file?

The reasons for the lack of the ability to open a OPF file on your computer may be at least several. The easiest thing is to find a suitable application installed on your computer, which will open a OPF file. If there is still something wrong, you might want to check:

  • Whether the OPF file is damaged.
  • Whether the OPF file is incorrectly linked in the registry entries.
  • Whether the OPF file extension has been accidentally removed from the Windows registry.
  • Whether the installation of an application that supports the OPF file format is incompletely.
  • Whether the OPF file is infected.
  • Whether the drivers of the equipment used for opening a OPF file are up to date.
  • Whether your computer has enough hardware resources to open a OPF file.

If the OPF file still not working with your software after eliminating the above shortcomings? That means that the problem is more complex and requires the help of a specialist.