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A GUI for quickly and efficiently extracting files from CPK archives.

A full walkthrough for generating modded P5R Updates, and exploiting the PS4 to install them.

Easily create, combine and install multiple mods for Persona 3, 4, 5, P3P, P4G, P5R, PQ, PQ2, Catherine Full Body and the Dancing games.

A set of Persona 5 Royal patches

Archive (un)packer and code library for games developed by Preapp Partners, including the PC ports of Persona 4 Golden and the Neptunia games.

Usage instructions:
Drag and drop a CPK/PAC file onto preappfile to unpack.
Drag and drop a folder onto preappfile to pack it into a CPK and PAC file(s).
For further usage instructions, run preappfile with the '-h' or '--help' argument.

Eboots that add intro skip and mod loading functionality to P5D (USA). Rename to eboot.bin and put in your game's rePatch directory.

Eboots that add intro skip and mod loading functionality to P3D (USA). Rename to eboot.bin and put in your game's rePatch directory.

Includes (for P4G US/JP):
- a patch that enables mod.cpk support (no more repacking 1.8GB data.cpk every single time)
- an intro skip patch
- an auto patching script
- a mod that serves as an indicator to see if mod.cpk support is enabled + fixes an annoying bug in US P4G's title screen (in Mod Compendium and prepackaged form).

A GUI for extracting files from CPK archives.