The Xbox Wire post announcing the new Xbox app game aggregation only mentions that you'll be able to "launch games from Xbox, Game Pass, Battle.net, and other leading PC storefronts," initially leaving Steam with a big question mark beside it.

Microsoft is getting ready to make the Xbox PC app your go-to gaming hub, regardless of where you buy your games. The company has announced that Xbox Insiders enrolled in the PC Gaming Preview will get early access to a new aggregated gaming library within the Xbox PC app for Windows 11 PCs as well as handheld devices.

Microsoft is starting to test its new aggregated gaming library in its Xbox PC app on Windows. Xbox Insiders will now be able to see their Steam and Battle.net games all within the Xbox app — making it a single launcher for most installed PC games.