UnrealIRCd开源的IRC 服务器

UnrealIRCd 是一个开源的IRC 服务器。于1999年5月开始开发，UnrealIRCd 的前身是用于DALnet IRC 网络的Dreamforge IRCd，经过多年的发展，许多令人兴奋的新功能已经添加到UnrealIRCd，比较显著的特点如下：

Channel Half-ops (+h)
Channel Owners (+q) and Channel Admins (+a)
Advanced anti-flood and anti-spam systems (such as Spamfilter)
Advanced banning through 'extended bans'
Swear filtering (+G)
Channel linking (+L)
Hostname cloaking (+x)
Color blocking and stripping (+c/+S)
Vhosts
WebTV Support
DCCDeny
SSL encrypted client and server connections
Ziplinks
Advanced and highly configurable configuration file
Module support
Extensive documentation in several languages (in HTML and on IRC through /HELPOP)
And much more... see also the Features section in the official documentation

UnrealIRCd 可以在多种操作系统上，适用于大多数 *nix 操作系统，包括Linux、BSD、MacOS X、Solaris和HP-UX，也适用于Windows（NT4/2K/XP/2003/Vista/7）。

UnrealIRCd 是一个设计高深的IRCd，因此它可能不是初学者的最佳选择。