- GSocketClient — Helper for connecting to a network service
- GSocketConnection — A socket connection
- GUnixConnection — A UNIX domain GSocketConnection
- GTcpConnection — A TCP GSocketConnection
- GTcpWrapperConnection — Wrapper for non-GSocketConnection-based, GSocket-based GIOStreams
- GSocketListener — Helper for accepting network client connections
- GSocketService — Make it easy to implement a network service
- GThreadedSocketService — A threaded GSocketService
- GNetworkMonitor — Network status monitor