Open opf file

opf file icon Did your computer fail to open opf file? We explain what opf files are and recommend software that we know can open your opf files.

What is opf file?

An opf file extension is related to Open Packaging Format, an XML-based format used to store e-books.

opf file description

The opf file extension is related to Open packaging Format. OPF is an XML-based e-book format created by E-Book Systems.

Open Packaging Format (OPF) is one third of a triumvirate of modular specifications that make up the EPUB publication format.

EPUB enables the creation and transport of reflowable digital books and other types of content as single-file digital publications that are interoperable between disparate EPUB-compliant reading devices and applications.

EPUB encompasses a content markup standard (Open Publication Structure – OPS), a container standard (Open Container Format – OCF), and OPF packaging standard.

Software that will open opf file


A free e-book library management application

Other opf file extensions

opf - FlipAlbum album data

Files with opf file extension might also be found as saved albums from FlipAlbum program.

opf - KEPServerEX project configuration

Files with opf file extension may also be found as project configurations for KEPServerEX software.

opf - Obsidium project

Files with opf file extension might also be found as projects from Obsidium software protection and licensing system.

opf - VisualOMP project

An opf file extension is related to the VisualOMP and used for its project files.

What file extension actually is?

Simply put, file extensions are the characters after the dot in the file name, so for example filename.mp3 has file extension „mp3“. This helps Windows to identify which program should be used to open the file.

We can help you to open your file

Our database contains a huge list of different file extensions, usually with detailed description and programs that can be used to open or otherwise work with that particular file type.

Only original software

Every software listed in our database is verified and ve provide link to the developer or to the software own website, which should hopefuly be enough for you to download the most recent version of the program.