As part of the protocol, a user may be a part of several channels at once, but a limit of ten (10) channels is recommended as being ample for both experienced and novice users. See section 8.13 for more information…
– J. Oikarinen, D. Reed; Internet Relay Chat Protocol;
See the Internet more information section for general references. The following sections provide references to more information specifically on IRC:
The site irc.netsplit.de also provides good information about IRC.