Aspyr Archive Tool

Aspyr Archive Tool is a simple command-line utility for unpacking and packing Aspyr Android .obb archives.

Supported Games

• Star Wars: Knights of the Old Republic II (Android)
• Jade Empire: Special Edition (Android)
• Fahrenheit: Indigo Prophecy Remastered (Android)

What It Can Do

• Unpack .obb archives
• Pack folders back into .obb
• Full compression mode
• Selective compression via file list
• Append CRC64 checksum (required for Jade Empire)

Usage

AspyrArchiveTool.exe <flags> [input] [output]

Flags

Flag	Description
-u	Unpack archive
-p	Pack folder
-c	Enable compression
-c list.txt	Selective compression
-crc	Append / refresh CRC64 checksum

Examples

Unpack an OBB

AspyrArchiveTool.exe -u example.obb

Pack folder (no compression)

AspyrArchiveTool.exe -p extracted_folder

Pack with compression + CRC

AspyrArchiveTool.exe -p extracted_folder -c -crc

Pack with selective compression

AspyrArchiveTool.exe -p extracted_folder example.obb -c compress_list.txt

Add CRC to existing OBB

AspyrArchiveTool.exe -crc example.obb

Selective Compression List (compress_list.txt)

# Folders
scripts/
dialogs/
sounds/

# File types
*.xml
*.tlk
*.txt

# Single files
global.2da