The following example shows the pkginfo command to list all packages installed on a local system, whether that system is a standalone or server. The output shows the primary category, package name, and the description of the package.
$ pkginfo system SUNWaccr System Accounting, (Root) system SUNWaccu System Accounting, (Usr) system SUNWadmap System administration applications system SUNWadmc System administration core libraries . . .