It's worth noting, though, that third-party apps like Playnite and other aggregators might not be rendered completely ...

Microsoft’s Xbox app for PC now lets gamers see and launch their games installed from Steam, the Epic Games Store, Battle.net ...

The Windows Xbox app that now features the Aggregated Gaming Library, which shows games that have been installed via other storefronts such as Steam, or GOG.

The Xbox app finally adds support for browsing and launching PC games from third-party libraries like Steam and the Epic ...

You can either look up specific permissions and see which apps have them, or look up specific apps and see the permissions ...