Files with h3c extension are used by the Heroes of Might and Magic 3 computer game. They contain campaign data information.
Software that open h3c file
H3C file extension - Heroes of Might and Magic 3 campaign file
What is h3c file? How to open h3c files?
File type specification:
The h3c file extension is associated with the Heroes of Might and Magic 3 computer game owned by Ubisoft company since they bought the game series in 2003 from bankrupting 3DO company.. Used for files that hold campaign data.
The default software associated to open h3c file:
Heroes of Might & Magic III: The Restoration of Erathia 
Company or developer:
The 3DO Company
Heroes of Might & Magic III: The Restoration of Erathia, also known as HOMAM 3, is a legendary and probably most successful title from Heroes of Might & Magic series. HOMAM is best known for its fantasy setting and turn-based gameplay. The game was released in 1999 and developed by New World Computing.
List of recommended software applications associated to the .h3c file extension
Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open h3c file, edit h3c file, convert h3c file, view h3c file, play h3c file etc. (if exist software for corresponding action in File-Extensions.org's database).
Unspecified and all other actions for computer programs working with h3c file - Heroes of Might and Magic 3 campaign file
Click on the software link for more information about Heroes of Might & Magic III: The Restoration of Erathia. Heroes of Might & Magic III: The Restoration of Erathia uses h3c file type for its internal purposes and/or also by different way than common edit or open file actions (eg. to install/execute/support an application itself, to store application or user data, configure program etc.).
