ZIM File Extension

ZIM file icon
OpenZIM Wiki Archive
  • Developer
    The OpenZIM Project
  • Category
  • Popularity
    3.6 (19 votes)

What is ZIM file?

Full format name of files that use ZIM extension is OpenZIM Wiki Archive. OpenZIM Wiki Archive specification was created by The OpenZIM Project. ZIM files are supported by software applications available for devices running Linux, Mac OS, Windows. ZIM file format, along with 1326 other file formats, belongs to the Data Files category. The most popular program for handling ZIM files is Kiwix, but users can choose among 2 different programs that support this file format.

Programs which support ZIM file extension

Below you will find an index of software programs that can be used to open ZIM files divided into 3 categories according to system platform supported. Files with ZIM suffix can be copied to any mobile device or system platform, but it may not be possible to open them properly on target system.

Programs that support ZIM file

Windows Windows
Linux Linux

How to open file with ZIM extension?

Problems with accessing ZIM may be due to various reasons. Fortunately, most common problems with ZIM files can be solved without in-depth IT knowledge, and most importantly, in a matter of minutes. We have prepared a listing of which will help you resolve your problems with ZIM files.

Step 1. Get the Kiwix

Problems with opening and working with ZIM files are most probably having to do with no proper software compatible with ZIM files being present on your machine. The solution to this problem is very simple. Download Kiwix and install it on your device. The full list of programs grouped by operating systems can be found above. The safest method of downloading Kiwix installed is by going to developer’s website () and downloading the software using provided links.

Step 2. Verify the you have the latest version of Kiwix

If the problems with opening ZIM files still occur even after installing Kiwix, it is possible that you have an outdated version of the software. Check the developer’s website whether a newer version of Kiwix is available. Sometimes software developers introduce new formats in place of that already supports along with newer versions of their applications. This can be one of the causes why ZIM files are not compatible with Kiwix. The most recent version of Kiwix is backward compatible and can handle file formats supported by older versions of the software.

Step 3. Set the default application to open ZIM files to Kiwix

If the issue has not been solved in the previous step, you should associate ZIM files with latest version of Kiwix you have installed on your device. The method is quite simple and varies little across operating systems.

Selecting the first-choice application in Windows

  • Choose the Open with entry from the file menu accessed by right-mouse clicking on the ZIM file
  • Next, select the Choose another app option and then using More apps open the list of available applications
  • The last step is to select Look for another app on this PC option supply the directory path to the folder where Kiwix is installed. Now all that is left is to confirm your choice by selecting Always use this app to open ZIM files and clicking OK.

Selecting the first-choice application in Mac OS

  • Right-click the ZIM file and select Information
  • Find the Open with option – click the title if its hidden
  • From the list choose the appropriate program and confirm by clicking Change for all....
  • Finally, a This change will be applied to all files with ZIM extension message should pop-up. Click Continue button in order to confirm your choice.

Step 4. Check the ZIM for errors

You closely followed the steps listed in points 1-3, but the problem is still present? You should check whether the file is a proper ZIM file. It is probable that the file is corrupted and thus cannot be accessed.

1. Verify that the ZIM in question is not infected with a computer virus

If the ZIM is indeed infected, it is possible that the malware is blocking it from opening. It is advised to scan the system for viruses and malware as soon as possible or use an online antivirus scanner. If the ZIM file is indeed infected follow the instructions below.

2. Check whether the file is corrupted or damaged

If you obtained the problematic ZIM file from a third party, ask them to supply you with another copy. The file might have been copied erroneously and the data lost integrity, which precludes from accessing the file. When downloading the file with ZIM extension from the internet an error may occurred resulting in incomplete file. Try downloading the file again.

3. Ensure that you have appropriate access rights

Some files require elevated access rights to open them. Log in using an administrative account and see If this solves the problem.

4. Check whether your system can handle Kiwix

The operating systems may note enough free resources to run the application that support ZIM files. Close all running programs and try opening the ZIM file.

5. Check if you have the latest updates to the operating system and drivers

Latest versions of programs and drivers may help you solve problems with OpenZIM Wiki Archive files and ensure security of your device and operating system. It may be the case that the ZIM files work properly with updated software that addresses some system bugs.

Do you want to help?

If you have additional information about the ZIM file, we will be grateful if you share it with our users. To do this, use the form here and send us your information on ZIM file.

Top File Extensions
Show more
File Extension of the day
dta icon


Data Format

Files with DTA extension are generic type of files used by many different applications for storing data. DTA file can contain various types of info...