When comparing ircII vs irc.c, the Slant community recommends irc.c for most people. In the question“What are the best IRC clients for UNIX-like systems?” irc.c is ranked 16th while ircII is ranked 19th. The most important reason people chose irc.c is:
Each instance of the client can only connect to one server and then you can join multiple channels with the join command. Example: "irc -s irc.freenode.net", then "j #lua" and "j #chicken"
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Pros
Pro Single server
Each instance of the client can only connect to one server and then you can join multiple channels with the join command.
Example: "irc -s irc.freenode.net", then "j #lua" and "j #chicken"
Pro Open-source
The source code (a single C file) is under public domain.
Pro Infinite scrollback
You can move up and down the history with the "Page Up" and "Page Down" keys.
Pro Automatic reconnection
It automatically connects you back if you happen to get disconnected.
Cons
Con Documentation
Its website and README do not give enough information about shortcuts and commands. You have to look those things up in the source file.