pircbotcpp is an IRC C++ software development kit.
It is a C++ port of pircbot. pircbotcpp is an
object oriented client framework that lets you
write quick and easy C++ IRC bots. It includes
comprehensive documentation and samples.
Information regarding Project Releases and Project Resources. Note that the information here is a quote from Freecode.com page, and the downloads themselves may not be hosted on OSDN.