| Authen | LWP::Protocol | Base class for LWP protocols | |
| LWP::ConnCache | Connection cache manager | LWP::RobotUA | a class for well-behaved Web robots |
| LWP::Debug | debug routines for the libwww-perl library | LWP::Simple | simple procedural interface to LWP |
| LWP::DebugFile | routines for tracing/debugging LWP | LWP::UserAgent | Web user agent class |
| LWP::MediaTypes | guess media type for a file or a URL | Protocol | |
| LWP::MemberMixin | Member access mixin class |