OPF file extension - Open Packaging Format
What is opf file? How to open opf files?
File type specification:
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.
The default software associated to opf file type:
Company or developer:
Calibre is a very popular, open source digital publication library management program for Microsoft Windows developed by e-book users for e-book users. It supports many common, and few uncommon e-book formats.
List of software applications associated to the .opf file extension
Recommended software programs are sorted by OS platform (Windows, Mac OS X etc.) and possible program actions
that can be done with the file: like open opf file, edit opf file, convert opf file, view opf file, play opf file etc. (if exist software for corresponding action in File-Extensions.org's database).
Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting of the opf files.
- Open opf file
- Save opf file
- Edit opf file
- View opf file
- Create opf file
- Import opf file
- Others opf file