For the version of the game Dark Souls - Prepare to Die Edition 126.96.36.199
Extract the file from the archive то C:\Users\%UserName%\Documents\NBGI\DarkSouls
The last boss is not killed. Blacksmiths are alive, the souls of all bosses are intact, except for Guin. Weapons and armor are not improved, apart from Pyromancer gloves (it is at a maximum). There is necessary stats for Astor straight sword for a hike in the catacombs, character of level 27 and 10 humanity near the fire in the Temple of Fire.