UnrealIRCd is an Open Source IRC server based on the branch of IRCu called Dreamforge, formerly used by the DALnet IRC network. Since the beginning of development on UnrealIRCd in May of 1999, it has become a highly advanced IRCd with a strong focus on modularity, an advanced and highly configurable configuration file. Key features include SSL/TLS, cloaking, advanced anti-flood and anti-spam systems, swear filtering and module support.