MSN ProxIRC is an IRC proxy (server) written in C++ which makes use of libMSN and OpenSSL. Whatever IRCserver you are proxying, it shows virtual rooms to chat directly with your MSN contacts. Thread-safe and blazing fast.
dircproxy is a detachable IRC proxy server that keeps you on IRC logs private and channel messages while you are detached then when you reconnect, spools them to you as if you hadn't been away.