PCPC · 1999 · Turn-based strategy
Heroes of Might and Magic III
Heroes of Might and Magic III (PC, 1999) has an open-source reimplementation, vcmi/vcmi, and 4 other public projects, including a matching decompilation. An agent environment already wraps it.
Data checked 2026-10-12 · unbaked registry
Projects
Open-source engine for Heroes of Might and Magic III
Mature; full game + mods; client/server architecture
FreeHeroes is a free engine for Heroes of Might and Magic 3, similar to VCMI project.
Alternative engine (battle-focused), sporadic
Machine-learning models for VCMI (Heroes of Might and Magic III).
Gymnasium env + trained models for HoMM3 battles via VCMI (active 2026)
Matching decompilation of Heroes of Might and Magic III
98.95% weighted match (4,542/4,785 functions exact) of HEROES3.EXE Complete (2026-10)
An adventure-map AI for VCMI 1.7.5, the open-source Heroes of Might and Magic III engine. It scores the map, prices guards before fighting, recruits, builds and explores; battles stay with VCMI's Bat…
Adventure-map AI for VCMI 1.7.5 (2026)
What you need
You need your own copy of the game: these projects ship code only.
Agent environments
More on PC
Found via vcmi-mods/mmai
GitHub data checked 2026-10-12. Notes are summaries from the research pass; the project pages are the authority.