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UnrealIRCd documentation wiki

UnrealIRCd is an Open Source IRC Server, serving thousands of networks since 1999. It runs on Linux, OS X and Windows and is currently the most widely deployed IRCd with a market share of 42%. UnrealIRCd is a highly advanced IRCd with a strong focus on modularity, an advanced and highly configurable configuration file. Key features include SSL, cloaking, its advanced anti-flood and anti-spam systems, swear filtering and module support. We are also particularly proud on our extensive online documentation.

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Installation

• Installing on Windows
• Installing from Source (Linux, *BSD, OS X, ..)
• Upgrading from a previous version

Configuration

• UnrealIRCd files and directories
• Configuration
• Using Let's Encrypt with UnrealIRCd
• Security

Features

• IRCOp guide
• Highlighted features
• User modes
• Channel modes
• Extended bans

For UnrealIRCd 5.x users

• The latest features are only added in UnrealIRCd 6
• UnrealIRCd 5 will be security-fixes-only after July 1, 2022.
• All support will end on July 1, 2023. See UnrealIRCd 5 EOL.
• What's new in UnrealIRCd 6
• Upgrading from 5.x to 6.x

Support

• Frequently Asked Questions (FAQ)
• Support Forums
• Live help on IRC: #unreal-support on irc.unrealircd.org (TLS port 6697)
• Bugtracker and feature suggestions
• Help out and contribute!

Help out and get involved

See Contributing for the many ways to support and help the project. You don't need to be a coder! You can also help by providing support to other users, updating documentation, test releases, and more!

Development documentation

• Dev:Unreal Architecture is a good jumping off place, and describes from a very high level how the IRCd is built
• Dev:Module will help you create and understand the skeleton of a module
• Dev:Module API shows the various ways a module can plug-in into existing functionality and/or provide new commands, modes, etc.
• Server protocol explains the server-to-server protocol