I wrote a tiny tool, for Un/Packing .pack files.   .pack Format The .pack files contain all used textures in PZ. The structure is the following:       Features: 1. Unpack: .pack files into seperated .png files (extra info is saved in a .xml file) 2. Pack: .pack file is (re)pack with the .xml file and all .png files 3. Split: all seperated .png files get split up in their containing (sub-texture) .png files 4. Merge: merge (sub-texture) png files to one huge png. 4. XMLview : view the resulting