This wot Colored skin pack for version 0.9.15.1 shows you best spots where to shoot enemy tank.
Weak spots are shown in different colors, based upon the vulnerable area (thin armor, crew, modules etc.)
Download the mod
Vehicles folder to copy and paste a folder World_of_Tanks \ res_mods \ 0.9.15.1 \
Colored Hitbox skins (370 MB)