import struct def unpack_xp3(filepath, output_dir): with open(filepath, 'rb') as f: # Read header magic = f.read(8) # b'XP3\r\n\x1A\n' if magic != b'XP3\r\n\x1a\n': raise Exception("Invalid XP3 magic")
Simplified Python skeleton (no encryption): xp3 unpacker
1. Introduction XP3 (also known as Kirikiri or TJS2 ) is a proprietary archive format primarily used by the Kirikiri/Z visual novel engine. Many Japanese visual novels and indie games pack their assets (scripts, images, audio, etc.) into .xp3 files. An XP3 Unpacker is a tool designed to extract the contents of these archives for purposes such as translation, modding, asset extraction, or game analysis. import struct def unpack_xp3(filepath