pm-list
List users, packages, permissions, instrumentation, permission groups, features, and libraries managed by the package manager. tldr-pages
On Android
Android
List all installed packages
pm list packagesList either system or 3rd-party packages
pm list packages -sPrint all users on the system
pm list usersPrint all known permission groups
pm list permission-groupsPrint all known permissions
pm list permissionsList all test packages
pm list instrumentationPrint all features of the system
pm list featuresPrint all the libraries supported by the current device
pm list libraries