: Many modern games use internal compression (like zlib, lz4, or Oodle) that prevents standard archivers from finding redundant data. XTool "unwraps" these streams, allowing an archiver to see the raw data and achieve a much higher compression ratio.
Razor12911 contributed scripts and modules for Inno Setup, the standard installer software used by the repacking community. These scripts allowed for custom graphical user interfaces (GUIs), giving repacked games unique visual styles during installation. razor12911
Razor12911 did not stop at XDELTA. They became a major contributor to , an open-source archiver that was, for a time, the most efficient compression tool on the planet—outperforming 7-Zip in many benchmarks. : Many modern games use internal compression (like