Home automation
Comparison of popular protocols
Columns: Protocol | Power Line | Radio-Frequency | Open Source? | Needs Neutral Wire?
C-Bus | no | yes | yes | no (uses category-5 UTP) | Insteon | yes | yes | yes | Usually | KNX | yes | yes | yes | no [ citation needed ] | UPB | yes | no | no | no | X10 | yes | yes | yes | no | Zigbee | no | yes | yes | no [ citation needed ] | Z-Wave | no | yes | no | Usually Z-wave list that need Netural