bioperl-l is the unmoderated list for general discussion of BioPerl modules, current & future efforts, and related topics. All questions about the project or a module should be posted here.
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bioperl-announce is a low volume, moderated list, providing announcements of major bioperl releases, upgrades & events.
bioperl-guts is a high volume unmoderated list which contains Git commit messages, only of interest to developers.
There is a BioPerl chat IRC channel (#bioperl) at http://irc.freenode.net.