What is a .OPF File And How To Open It – IDPF (Easy Steps)

Table of Contents

Introduction

Have you came across a file with the .opf extension, but it is a file you have never seen before? It is important to know how to open this file – in order to be able to work with it. In this article we will explain what .opf file extension is, how to open it and how to work with it.

What is a .OPF file?

The .OPF file extension is from Open Packaging Format File. The creator of this file extension is IDPF. This eBook related file is in xml format.

What to know

There are currently 4 software that can open the .opf file on 3 platforms.

How to open a .OPF file?

Below we have written a comprehensive guide on how to open the .OPF file on various operating systems.

How to open a .OPF file on Windows (7, 8, 10)

We have written below an easy-to-understand guide on how to open the .opf file on Windows in 4 easy steps.

1. In the first step you need to download the Geometer Plus FBReader software. You will be using this software in order to open the file. You can also use Adobe Digital Editions, Calibre, KDE Okular and Geometer Plus FBReader software.

Step 2

Step 2: Locating your .OPF file

2. In the second step you need to locate the downloaded file. If you don’t remember where you have downloaded your file to, you should check your /download/ folder as it usually gets automatically saved there.

Step 3

Step 3: Choose “Open with”

3. In the third step, after locating your file, right click on it and click “Open with”.

Step 4

Step 4: Choose the software and click ok

4. After choosing the “Open with” option, you will have an option to choose the Geometer Plus FBReader software you have downloaded. Click on the software and click “OK”. That’s all, now you have opened your file on Windows.

How to open a .OPF file on Mac

To open the .opf file on Mac, please follow these 4 easy steps.

1. The first step is to download the Geometer Plus FBReader software. This software will be used for opening the file. Other software that can be used in opening this file is: Adobe Digital Editions, Calibre, KDE Okular and Geometer Plus FBReader.

Step 2

Step 2: Finding your .OPF file

2. The second step is locating the downloaded file. The file can be usually found in your /download/ folder if you don’t remember where you have downloaded it to.

Step 3

Step 3: Clicking “Open with”

3. In the third step, after locating your file, right click on it and click “Open with”.

Step 4

Step 4: Choosing the software to open your file

4. After choosing the “Open with” option, you will have an option to choose the Geometer Plus FBReader software you have downloaded. Click on the software and click “OK”. That’s all, now you have opened your file on Mac.

How to open a .OPF file on Linux

There are 4 simple steps to open the .opf file on Linux.

1. In the first step you need to download the Geometer Plus FBReader software. You will be using this software in order to open the file. Other software that can be used in opening this file is: Calibre, KDE Okular and Geometer Plus FBReader.

Step 2

Step 2: Locate the .OPF file

2. The second step is locating the downloaded file. If you don’t remember where you have downloaded your file to, you should check your /download/ folder as it usually gets automatically saved there.

Step 3

Step 3: Hover over the “Open with” button

3. In the third step right click on your file and choose “Open with”.

Step 4

Step 4: Open the file choosing the software

4. In the fourth step, after clicking “Open with”, you should see the Geometer Plus FBReader software that you have downloaded. Click on the software and click “OK”. Congratulations! You have opened your file on Linux.

Still cannot open the .OPF file?

If you are still unable to open the .OPF file, it might be because you are trying to open the wrong one. The .OPF file extension is similar to other file extensions such as: .opf – E-Book Systems, .opf – E-Book Systems. You might be trying to open the wrong file, please recheck if you are trying to open the right file extension again.

Conclusion

In this article you have learned how to open the .OPF file with the Geometer Plus FBReader, Adobe Digital Editions, Calibre, KDE Okular programs on Windows, Geometer Plus FBReader, Adobe Digital Editions, Calibre, KDE Okular programs on Mac and Geometer Plus FBReader, Calibre, KDE Okular software on Linux.