A platform for community discussion. Free, open, simple
...On the administrative side, Discourse provides powerful moderation tools—flagging, bulk actions, user silencing, and automated throttles—plus robust spam defenses and analytics to surface community health signals. The platform is extensible: a plugin system and well-documented APIs let organizations add integrations (SSO, chat bridges, badges, embeds) and tailor behavior without hacking core code.
Lita is a chat bot written in Ruby that brings more fun and efficiency to your favorite chat service. Through its plugin system, Lita can be connected to different chat services and display new behavior preferred by those who use it. It's ideal for businesses that want a chat service that is not only efficient, but friendly and personalized as well. Lita can become your very own robot companion, tailor-made for your business.
Lita can be customized according to your company's culture and needs. ...
...Auto is modern, simple, and smart automated bot software, designed per a philosophy of minimalism, simplicity, usability, cleanliness, and easy extensibility.
It has support for IRC (v3.1) with planned support for XMPP.
It can be easily extended by means of its plugin API, and offers a host of features. It is known to function on any OS on which Ruby 1.9 functions (such as Linux, Mac OS X, BSD, Microsoft Windows, etc.).
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A cross-platform notification daemon written in Ruby. Can be petitioned by an arbitrary application (local or remote) to activate notification plugins. Plugin examples include a popup dialog, a syslog entry, or an email alert.