CPK
CPK is an archive format developed by CRI Middleware. It is used in games for a variety of platforms. Files of this format have a .cpk extension.
The first four bytes of the file always have the value 0x43504B20 ("CPK ").
Contents
Tools
Noesis
For more details on this program, please visit the Noesis page.
Noesis supports the format by default.
QuickBMS
For more details on this program, please visit the QuickBMS page.
You can extract CPK archives using this script.
List of games using the format
The list is not complete! Feel free to add other games that are known to use aforementioned format.
Nintendo 3DS
Nintendo Switch
Wii U
- Mario & Sonic at the Rio 2016 Olympic Games
- Star Fox Guard
- Star Fox Zero
- Tokyo Mirage Sessions ♯FE
- Xenoblade Chronicles X
PlayStation 3
- Dragon's Crown
- Hyperdimension Neptunia
- J-Stars Victory Vs
- JoJo's Bizarre Adventure: All Star Battle
- JoJo's Bizarre Adventure: Eyes of Heaven
- Persona 5
PlayStation Portable
- Bakemonogatari Portable
- Fairy Tail: Portable Guild
- Fate/Extra
- Fate/Extra CCC
- Otome wa Boku ni Koishiteru Portable
- Persona 3 Portable
- Sakura-Sou no Pet na Kanojo
- Sword Art Online: Infinity Moment
