DarwinIRCd is an advanced Internet Relay Chat (IRC) Daemon based on UnrealIRCd with added features and enhancements.
IRCd server for VolimNet chat network based on Unreal
Luz is a GPL IRC Services. It's purpose is to offer a quality free software product, instead of the closed source available ones. It's designed mainly -but not limited to- for ircu based ircd's.
A resource-conscientious, flexible, modular, platform-independent, scalable and robust server based on ircd-ratbox.
ptyaim is a simple curses client for AOL Instant Messenger, ICQ, and IRC. It runs on many Unix-like systems, and Win32.