Horn of the Abyss

Fan-made expansion pack for Heroes of Might and Magic III. Features two new towns, numerous campaigns and scenarios, and a wealth of improvements, tweaks and quality of life changes. The project was conceived on April 30, 2008 and has remained in active development since, with the first public version released on December 31, 2011.

Ensrick's Portrait Pack (VCMI)

Simply replaces the portraits for the original heroes and includes options for those added by various mods.

Heroes of Might and Magic 3 HD Mod

HD mod by Alexander Barinov. Play in high resolutions (ULTRAWIDEs too!). A non-official fan made addon (multi-function patch) for Heroes of Might and Magic 3.