PK3 File Type- The quick facts
What are PK3 files and how to open them
Are you having problems opening a PK3 file or just wondering what they contain? We explain what these files are used for and show you software that we know can open or otherwise handle your files.
What is a PK3 file?
Files that contain the .pk3 file extension are most commonly associated with the Quake III gaming application, although other software games have also been known to use the PK3 file format.
The PK3 files that are used by the gaming software contain compressed game data files. These files store a variety of game details that are used by the game engine, such as the terrain maps, textures, audio clips and other data that is used by the computer in the play of the associated computer game.
The PK3 files on a user's computer can be manually modified in order to customize the content of the game.
Other popular gaming software that uses the PK3 file format include Star Wars Jedi Knight II and Soldier of Fortune II.
How to open PK3 files
Important: Different programs may use files with the PK3 file extension for different purposes, so unless you are sure which format your PK3 file is, you may need to try a few different programs.
While we have not verified the apps ourselves yet, our users have suggested 10 different PK3 openers which you will find listed below.
Last updated: March 17, 2022
Suggest another file format using extension PK3
While we know of one file format using the .PK3 file extension, there may be more. It is widespread that different programs use files with the same file extension for very different types of data. Please let us know if you are aware of a different kind of .PK3 file.
Various apps that use files with this extension
These apps are known to open certain types of PK3 files. Remember, different programs may use PK3 files for different purposes, so you may need to try out a few of them to be able to open your specific file.