.OPF File Overview

File Extension:	OPF
File Type Description:	FlipViewer FlipBook File
File Type Developer:	E-Book Systems
Primary Associated Software:	FlipViewer
Primary Software Developer:	E-Book Systems

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Home File Types Data Files OPF

What is File Extension OPF?

Geometer Plus LLC developed the FlipViewer FlipBook File file type when the Geometer Plus FBReader was initially released. Internal website statistics show that OPF files are most popular with users in United States and those running the Windows 10 operating system. A high percentage of these users browse the web using Google Chrome.

Associated Developers and Software

	Geometer Plus FBReader by Geometer Plus LLC
	FlipViewer by E-Book Systems
	FlipAlbum by E-Book Systems
	Adobe InDesign by Adobe Systems Incorporated
	Adobe Digital Editions by Adobe Systems Incorporated

Top OPF User Languages

Top OPF File User Browsers

Desktop Friendly?

Mobile Friendly?

Top User Operating Systems


Windows 10	Windows 11	Windows 6	Windows 8.1

Associated Operating Systems

	Windows
	Mac
	Android
	Linux
	Blackberry

Other File Types Related to OPF Files

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.DAI	Dreamaquarium.com	Data Files	Dream Aquarium Patch File
.CURXPTHEME	Stardock Corporation	Data Files	CursorXP Theme File
.FFBEAUTY	Reallusion, Inc.	Data Files	FaceFilter File
.R1W	Micro Focus International plc	Data Files	Reflection Settings
.BATCH	Unknown Developer	Data Files	Unknown Apple II File. (found On Golden Orchard Apple II CD Rom)
.NFX	NetObjects	Data Files	NetObjects Fusion Components Bbscomp Data
.PSPROJ	Broderbund	Page Layout Files	The Print Shop Project File
.EPJ	Grass Valley	Video Files	EDIUS Pro Project File
.SCM	Gimpel Software	Plugin Files	GIMP Script-Fu Script