UnrealIRCd – highly advanced IRCd with a strong focus on modularity

UnrealIRCd is an IRC server, serving thousands of IRC networks since 1999.

It is used both by experts and beginners alike. It offers a strong focus on modularity, an advanced and highly configurable configuration file.

This is free and open source software.

Features include:

  • Module support: full freedom to load specific features or not. There are more than 150 modules available including channel modes, user modes, extended bans and user & oper commands.
  • Advanced anti-flood and anti-spam systems: Spamfilter, channel mode +f, DNS Blacklists (DNSBL), AntiRandom, connection throttling based on reputation.
  • Highly configurable configuration file
  • Extensive documentation.
  • SSL/TLS encrypted client and server connections, with secure defaults and a lot of configuration options.
  • Channel Owners (+q) and Channel Admins (+a).
  • Channel Half-ops (+h).
  • Advanced banning through extended bans, including but not limited to: timed bans (that are removed after X minutes), allowing/exempting by services account name, certificate fingerprint, etc.
  • Text filtering via a “swear filter” user/channel mode (+G) and per-channel text filter via the ~T extban.
  • Channel linking (+L).
  • Hostname cloaking (+x).
  • Color blocking and stripping (+c/+S).
  • Vhosts.
  • DCCDeny.
  • Cross-platform support – runs under Linux, FreeBSD, Mac OS X, and Windows.

Website: www.unrealircd.org
Support: Documentation, GitHub Code Repository
Developer: Bram Matthys (Syzop) and others
License: GNU General Public License v2.0

UnrealIRCd is written in C. Learn C with our recommended free books and free tutorials.

Return to IRC Servers Home Page


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