HoMM 3 HD -a non-official fan made addon (multifunction patch) for Heroes of Might and Magic 3.
Initially, the addon was created to change the original game resolution 800x600 to a bigger but now it has even more features.
HoMM 3 HD does not affect the original gameplay and improves the interface functionality, makes it more comfortable to play and fixes a some original game bugs.
All the tiny graphical improvements preserve the original game style.
HoMM 3 HD does not affect the original game files. This means that you can launch the original version with no changes from the very folder where the HoMM 3 HD was installed.

Heroes of Might and Magic III, Heroes of Might and Magic 3, Heroes of Might & Magic 3, the Shadow of Death, Complete, Horn of the Abyss, Heroes of Might & Magic III, Might and Magic: Heroes 3, Might and Magic: Heroes III, Might & Magic: Heroes 3, Might & Magic: Heroes III, In the Wake of Gods, HotA, WoG, SoD