To use these files on a PC, you generally need an emulator and potentially some conversion tools:
If you're looking to dive back into a specific game, I can help you figure out the to get it running. archiveorg xbox 360 roms link
The Internet Archive organizes its Xbox 360 content into several large-scale collections and directory listings. Because of the massive file sizes, these are often split into parts or themed categories: To use these files on a PC, you
Internet Archive (archive.org) hosts several large collections of Xbox 360 game data, primarily organized into directory listings for archival purposes. These links often contain ISO images, Xbox Live Arcade (XBLA) titles, and Xbox Live Indie Games (XBLIG). Major Xbox 360 Archives on Internet Archive xbox-360-games Xbox Live Arcade (XBLA) titles