There may be bugs, only ones I know is the character change race/faction button on character selection screen and the frame top left icon for secondary bags.
No game mechanics/logic modifications, only texture upscales.
2x AI upscale with realcugan-ncnn-vulkan
blp format for files (smaller than tga)
Icons in separate package to install in Interface folder because they don't show when dragging if inside the patch.mpq
All UI elements
All icons
All maps (minimaps, world maps, etc)
All loading screens