The Hive Workshop is the largest Warcraft III modding community. They host a direct download of the 1.31.1 PTR (Public Test Realm) build, which is identical to the final live 1.31 patch.
for the Undead race to provide early-game healing and reworked several existing items like the Orb of Fire , shifting its role to anti-healing. Unit Buffs/Nerfs: Significant changes were made to the Human (increased HP) and the Night Elf Keeper of the Grove (Tranquility nerf).
: Patch 1.31 added 64-bit support for both Windows and Mac and integrated modern Direct3D 11 and Metal graphic APIs.
Because 1.31 upgraded the engine, its requirements are slightly higher than the 2002 original but far lower than Reforged.