This will bring you to directory where all tools are stored.
Maps
Wog Documentation
Wog ERM_help 2.06

Heroes3 HD
SergRoj - GrayFace Might&Magic development site
Heroes of Might and Magic III → WoG Files

Download: H3Mod - UndeadHalfOrc Balance patch
And a thread with more 'bout the mod and his modder.