Chaos Zero Nightmare ASSet Ripper

ASSet Ripper is a tool for extracting encrypted pack assets from yuna engine, or certain anime games.

→ Download ←

Important

Releases tab has outdated builds and won't be updated anymore. Download the tool using the link above or via Github Actions

Features

Preview supported formats such as:

• SCT images (exported as PNG files)
• Encrypted databases (exported as JSON files)
• SCSP spine format (exported as JSON), compatible with tools such as SpineViewer. The tool also includes an integrated Spine Viewer

And export either all files or only selected files and folders, depending on your preference.

How to use

1. Click Open Pack and select data.pack located under: WhereYouInstalledTheGame\ChaosZeroNightmare\bin\appdata\cznlive or for the chinese version WhereYouInstalledTheGame\bin\appdata\prod\data.pack
2. Click Scan Tree which will scan the files and build game resources file tree

Important Note for the Chinese Version

The tool also suport the chinese version of the game (卡厄思梦境). But for having the tool properly scanning each manifest.ssra, you need to have AT LEAST launched the game once, so that the client have generated a data.pack which you will select, as explained in How to use

Navigating the File Tree and Exporting

You can navigate the file tree using either mouse or keyboard input.

Mouse Controls

• Scroll to move through the file tree
• Click to select items

Keyboard Controls

• Up / Down Arrow — move selection
• Left / Right Arrow — collapse or expand folders

Multi-Selection

Multiple files and folders can be selected for batch export:

• Ctrl + Right Click
• Ctrl + Up / Down Arrow

Build Instructions

git clone https://github.com/akioukun/Chaos-Zero-Nightmare-ASSet-Ripper.git
cd Chaos-Zero-Nightmare-ASSet-Ripper
mkdir build && cd build
cmake ..
cmake --build . --config Release