There's new fan project of H7 Add-On, it goes under name: Wryn Pendragon: Umbramancer
Developers (and they are still looking for new modders) are Lord Graa, Antalyan, Arsheesh, ticor and Maksim Bugrimov, Evgeny Korchuganov (3D Modelers).
Monsters and many faction details, including maps and scenarios are already in. As monsters there are done Scavenger, Mine Beetle, Searcher, Xenophage and Enslaver. Also some heroes like undead Yana Rane and plethora of factions, making a chance for perfect plot. 
The project is in czech language only, with fraction of description translated to english.
source: www.worldofheroes.cz
