.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 China and those running the Windows 10 operating system. A high percentage of these users browse the web using Google Chrome.

Associated Developers and Software

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

Extension	File Type Developer	File Category	File Type Description
.OPX	Insperity Business Services	Data Files	OrgPlus Organizational Chart
.PSM	Embarcadero Technologies	Data Files	Turbo Pascal Symbol Table Of IDE
.IN	Bitplane	Data Files	SmartGENERATOR Template File
.CWR	SAP	Data Files	Crystal Reports Report
.IE	Genuitec	Data Files	MyEclipse Image
.TTY	Adobe Systems Incorporated	Data Files	Adobe Dreamweaver Data
.BILL	Apple	Data Files	Golden Orchard Apple II CD Rom File
.QRP	QBS Software	Data Files	QuickReport Report File
.LETTER	Proofpoint, Inc.	Data Files	Undeliverable Mail File
.MET	Emulex Corporation	Data Files	eMule Resource File