Message tags

Message tags communicate additional details in an IRC protocol message, such as the services account a user is using.

Technical information
A JOIN looks like this in regular IRC protocol: If a client has enabled message tags and other capabilities it may look like this instead:

Clients need to indicate support for receiving message tags, either by a specific CAP (such as ) or by indicating support in general for message tags.

The general rules on message tags parsing are described in https://ircv3.net/specs/extensions/message-tags.html

Supported message tags
UnrealIRCd 5 supports the following message tags: