.opf

File Type 1 Generic IconFlipAlbum File
File Format Proprietary (E-Book Systems)
Usage Referenced by an application; not meant to be opened manually; may run a program or script when opened
Rank ★ ☆ ☆  Uncommon
Description

Digital photo album containing images stored in E-Book Systems' proprietary FlipAlbum format; includes image thumbnails and photo borders; can be viewed as a virtual photo album with 3D page-flipping effects.

Open With
Windows

IconE-Book Systems FlipAlbum

macOS

IconE-Book Systems FlipAlbum

Updated December 13, 2007
File Type 2 Generic IconFlipViewer FlipBook File
File Format Proprietary (E-Book Systems)
Usage Open manually
Rank ★ ☆ ☆  Uncommon
Description

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.

Open With
Windows

IconE-Book Systems FlipViewer

macOS

IconE-Book Systems Mac FlipViewer

Updated 2007
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