Sliver is a Server daemon and a client program that reads log files, and accept remote commands through the TOC protocol using Net::Aim and encryption. Sliver is written mostly using Perl, but this may change.
SporksBot is a modular IRC bot. It is programmed in pure OOP Perl and using the Net::IRC code. Modules are *very* easy to program. SporksBot has a well-defined database access API which allows source-independent database access.