Files with pk3 suffix can be commonly found in games based on id Tech 3 game engine, such as Medal of Honor or Return to Castle Wolfenstein.

Detailed description

Software that open pk3 file

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PK3 file extension - id Tech 3 engine resource file

What is pk3 file? How to open pk3 files?

File type specification:

Game file type icon Game file type

File extension pk3 is used for resource files in games based on id Tech 3 game engine, such as Quake III, Return to Castle Wolfenstein, Call of Duty and such.

A pk3 is standard game resource package that contains maps, models, scripts, textures and other assets.

Most .pk3 files are simple ZIP archives, however some, like those used in Quake Live, are encrypted. 

The default software associated to open pk3 file:

Quake 3 icon

id Software LLC logoQuake 3  Microsoft Windows software

Company or developer:
id Software LLC

Quake 3 Arena is very popular multiplayer first person shooter released in 1999. In the single-player mode players fight against computer controlled enemies called bots and is prepared to on-line gaming against real opponents.

Return to Castle Wolfenstein icon

id Software LLC logoReturn to Castle Wolfenstein  Microsoft Windows software

Company or developer:
id Software LLC

Return to Castle Wolfenstein is a first person shooter computer game. Return to Castle Wolfenstein (RTCW) is a reboot of the early first-person shooter Wolfenstein 3D. It includes a story-based single player campaign which uses certain themes from the original game), as well as a team-based networked multiplayer mode.

Dragon UnPACKer icon

Alexandre Devilliers logoDragon UnPACKer  Microsoft Windows software

Company or developer:
Alexandre Devilliers

Dragon Unpacker is unpacking tool for resource files from computer games, which is very popular in moding community. It supports plethora of file formats and also is able to search for known patterns in unknown file formats.

Quake Live icon

id Software LLC logoQuake Live  Multiplatform software

Company or developer:
id Software LLC

QUAKE LIVE was for its time innovative multiplayer game experience from id Software - the creators of DOOM and QUAKE - that offers game players of all skill levels a totally free and easily accessible multiplayer game and community through a single website.

Help how to open:

Most .pk3 files can be opened with archivers that support ZIP compression and also some specialized game resource extractors.

How to convert:

A direct conversion is unlikely, but you can extract the contents using any ZIP archiver.

List of software applications associated to the .pk3 file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open pk3 file, edit pk3 file, convert pk3 file, view pk3 file, play pk3 file etc. (if exist software for corresponding action in's database).

Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting pk3 files.

Software that import pk3 file - id Tech 3 engine resource file

Programs supporting the exension pk3 on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about listed programs for import pk3 file action.

Microsoft Windows:

On-line services:

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