OPF File Extension

OPF file extension is created by E-Book Systems, also known as FlipViewer FlipBook File. OPF has been classified as Data Files. This file is saved in an XML format. You can view the XML structure and contents of the file in a text editor<\/a>. You can open OPF files in Geometer Plus FBReader program.

FlipViewer FlipBook File Type

FlipViewer FlipBook File Type

Extension	.opf
Developer	E-Book Systems
Popularity	Very Common Common Average Uncommon Rare 5.0 (1 Votes) Thank you for voting!Already voted, thanks!
Mime Type	application/oebps-package+xml
Default Program	Geometer Plus FBReader
Category	Data Files
Format	XML
Updated	12/1/2024

What is a OPF File Type?

Because they are formatted in XML, OPF files can be created and edited with a basic text editor.

Free online OPF Tools & Apps

We have also the free online .OPF (FlipViewer FlipBook File) file extension apps that can allow to view, edit, convert from to OPF, merge, split and compare the OPF files without installing anything on your system. Please click on the links to explore the complete list of details for each required feature.

OPF Files Common Issues

There are few common issues with the FlipViewer FlipBook File .OPF=9178 File Extensions while opening the .OPF=9178 files on Windows and MacOs, we have solution to those issues such as:

Can't Open OPF Files?

1. You must have supported software programs installed for FlipViewer FlipBook File on your system such as Geometer Plus FBReader.
2. Associate default Geometer Plus Geometer Plus FBReader program for *.opf (FlipViewer FlipBook File) files.
   
   

   Associate OPF Default Program on Windows

   1. Right-click a *.OPF (e.g example.opf) file and click Open With.
   2. In the Open with dialog box, click Geometer Plus Geometer Plus FBReader program Or click Browse to locate the program (*.exe) that you want.
   3. Select check box for Always use this app to open .opf files.
   
   

   Associate OPF Default Program on MacOs

   1. Click *.OPF (e.g example.opf) file and click information -> Open With.
   2. In the programs list, click Geometer Plus Geometer Plus FBReader program Or other appropriate program that you want.
   3. Confirm Change for all... and Contine.
   4. A message will appear "This change will be applied to all files with .Geometer Plus FBReader extension. By clicking Continue you confirm your selection", click Contine to apply changes.

Related OPF File Extensions

OPF default file extension is .OPF and other similer related extensions are:

All Platform Software Programs for OPF File Extension

List of all softwares that can open the OPF files on each platforms such as Windows, Mac, iOS, Linux, Web and Android, you may click the each software link for more details for other supported formats for each software and the verified direct download links for each software with complete lisensing details.

Open OPF File on Windows

	Software	License	Developer
	Cadence OrCAD PCB Designer 000 for Windows	Free Trial	Cadence OrCAD PCB Designer
	Calibre 3 for Windows	Open Source	Calibre
	Adobe Digital Editions 4 for Windows	Freeware	Adobe
	Geometer Plus FBReader 0.12 for Windows	Freeware	Geometer Plus
	KDE Okular .19 for Windows	Open Source	KDE
	Kofax OmniPage ULTIMATE 19 for Windows	Commercial	Kofax

Open OPF File on Mac OS

	Software	License	Developer
	Calibre 3 for MacOs	Open Source	Calibre
	Adobe Digital Editions 4 for MacOs	Freeware	Adobe
	Geometer Plus FBReader 0.12 for MacOs	Freeware	Geometer Plus
	KDE Okular .19 for MacOs	Open Source	KDE

Open OPF file on Linux

	Software	License	Developer
	Calibre 3 for Linux	Open Source	Calibre
	Geometer Plus FBReader 0.12 for Linux	Freeware	Geometer Plus
	KDE Okular .19 for Linux	Open Source	KDE

Open OPF file on Web

	Software	License	Developer

Open OPF file on iOS

	Software	License	Developer
	Adobe Digital Editions 4 for iOS	Freeware	Adobe
	Geometer Plus FBReader 0.12 for iOS	Freeware	Geometer Plus

Open OPF file on Android

	Software	License	Developer
	Adobe Digital Editions 4 for Android	Freeware	Adobe
	Geometer Plus FBReader 0.12 for Android	Freeware	Geometer Plus

About Licensing

1. Free Trial This software are often used for an attempt period, like 14 days, before requiring payment. Some trial versions have a reduced feature set.
2. Free This software is liberal to use. Examples include open-source , freeware software, like free programs supported by advertising.
3. Free⁺ This software is liberal to download and use, but contains in-app purchases (IAP) to unlock additional content or functionality.
4. Paid This software must be purchased so as to use it. it's going to be offered as a perpetual license or ongoing subscription.
5. Included with OS This software is bundled with an OS , like Windows, macOS, or Android.

About OPF - FlipViewer FlipBook File

Updated 12/1/2024

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