Depending on where you encountered it, it likely refers to one of the following "features" or community-made packages: 1. Star Trek: RPG-X (Sandbox Roleplaying)
Newer versions of Windows can now open .7z files natively through the file explorer without extra software. Mobile: Apps like ZArchiver can open these on Android. startreck.7z
If you have downloaded a file named startreck.7z , you will need a specialized tool to access its contents: The official free utility for this format. Depending on where you encountered it, it likely