A htg file extension is related to the HackTheGame video game. A htg file stores mission pack.
HTG file extension - HackTheGame mission pack
What is htg file? How to open htg files?
File type specification:
The htg file extension is used for a text format used in HackTheGame video game, a text based hacking game.
Most likely some old format without support. No further information could be found.
This htg file type entry was marked as obsolete and no longer supported file format.
This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.