Extendable IRC services software that provide unique services, such as:
StatServ - To provide IRC statistics on your IRC network, and optionally, publish them to a website.
HostServ - For IRCd's that support virtual hosts, HostServ allows a central repository for Setting users virtual hosts when they first connect to the IRC network, or login with a username and password.
MoraleServ and LoveServ - A few "Fun" modules for irc networks that allow you to send poems and anonymous love letters to the ones you like!
ConnectServ - That echos to your "Services" channel information about people connecting to the network and opering up or changing Nicknames. Usefull for catching those abusive users