HEATKEYS

Need a live free chat for your website ? phpfreechat is made for you. Your visitors can thus discuss through public and private chat rooms. In addition, the interface is customizable on desktops, tablets and smartphones to fit your website design.

IRC Help for the Beginner, #Beginner Undernet -- Everything about IRC you need to know, Tutorials, Help Files, Examples, Online Classes, Gallery of Ops/+V

The most complete Internet Relay Chat (IRC) help site, with nearly 800 helpful files including FAQs, primers, technical guides, downloadable clients and scripts, server lists and maps, etc.

The Ultimate Chat Moderator Bot on Twitch

Coldfront

Real-time chat and monitoring of your website visitors through Google Talk and Jabber

Free private chat service - create your own chat room and invite people by email. No installation or registration required.

The Manhattan Virtual Classroom is a fast, simple and effective course management system. Licensed under the GPL, Manhattan runs on Linux and Unix-like servers, and is completely free.

Art - community of artists and those devoted to art. Digital art, skin art, themes, wallpaper art, traditional art, photography, poetry / prose. Art prints.