SystemD

systemctl list-units --type=target
UNIT                   LOAD   ACTIVE SUB    DESCRIPTION                        
basic.target           loaded active active Basic System
getty.target           loaded active active Login Prompts
graphical.target       loaded active active Graphical Interface
local-fs-pre.target    loaded active active Preparation for Local File Systems
local-fs.target        loaded active active Local File Systems
multi-user.target      loaded active active Multi-User System
network-online.target  loaded active active Network is Online
network.target         loaded active active Network
nfs-client.target      loaded active active NFS client services
nss-user-lookup.target loaded active active User and Group Name Lookups
paths.target           loaded active active Path Units
remote-fs-pre.target   loaded active active Preparation for Remote File Systems
remote-fs.target       loaded active active Remote File Systems
rpc_pipefs.target      loaded active active rpc_pipefs.target
slices.target          loaded active active Slice Units
sockets.target         loaded active active Socket Units
sound.target           loaded active active Sound Card
swap.target            loaded active active Swaps
sysinit.target         loaded active active System Initialization
time-set.target        loaded active active System Time Set
timers.target          loaded active active Timer Units

systemctl --user list-units --type=target
UNIT                   LOAD   ACTIVE SUB    DESCRIPTION     
basic.target           loaded active active Basic System
default.target         loaded active active Main User Target
paths.target           loaded active active Paths
sockets.target         loaded active active Sockets
timers.target          loaded active active Timers