File Extension Library


.OPF File Extension

  • Developer by: E-Book Systems
  • Category: Misc Files
  • Format: Binary

What are .OPF files and how to open them?

Can't open .OPF file? Are you wondering what it contains? On our site we will explain to you what this file is, what it is used for and what software opens the .OPF file.

What is a .OPF file extension?

.OPF file extension is created by E-Book Systems. .OPF has been classified as Misc Files. The format of .OPF file is Binary.

.OPF is FlipAlbum File

Digital photo album created by FlipAlbum, a program that organizes images into picture albums; stores the album structure, appearance settings, and references to image files; can be viewed with 3D page-flipping effects.

FlipAlbum photo albums are commonly used for sharing pictures with friends and family. Professional photographers also used them for arranging pictures for clients.

OPF files are saved in E-Book Systems' proprietary FlipAlbum XML format, and should not be confused with the Open Packaging Format (OPF) standard.

NOTE: FlipAlbum has been discontinued and is no longer available for download.

File Type 2 FlipViewer FlipBook File
Developer by: E-Book Systems Category: Data Files Format: XML

FlipBook, such as a digital magazine or other publication that can be read with FlipViewer; saved in the OEB Package Format (OPF) which is formatted in XML; includes metadata that describes the content and a list of pages, images, and text referenced by the publication.

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

File Type 3 Open Packaging Format File
Developer by: IDPF Category: eBook Files Format: XML

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.

OPF files are saved in an XML format. The Open Packaging Format standard also requires a second .NCX XML file that stores the table of contents for the EPUB eBook.

List of all softwares that can open the Open Packaging Format File
Windows
Adobe Digital Editions
Adobe InDesign CC 2019
Calibre
KDE Okular
Geometer Plus FBReader
Mac
Adobe Digital Editions
Adobe InDesign CC 2019
Calibre
KDE Okular
Geometer Plus FBReader
Linux
Calibre
KDE Okular
Geometer Plus FBReader

How to fix problems with .OPF files

  1. You need to update the application that you normally use to open .OPF files. Only the latest version of the software supports the current .OPF file format
  2. You need to check the .OPF file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)