* [Eggdrop](http://www.eggheads.org/) - the world's most popular Open Source IRC bot, designed for flexibility and ease of use, and is freely distributable under the GNU GPL.
* [Eggdrop](http://www.eggheads.org/) - the world's most popular Open Source IRC bot, designed for flexibility and ease of use, and is freely distributable under the GNU GPL.
* [Err](http://errbot.net/) - a plugin based chatbot designed to be easily deployable, extensible and maintainable.
* [Err](http://errbot.net/) - a plugin based chatbot designed to be easily deployable, extensible and maintainable.
* [Hubot](https://hubot.github.com/) - A customizable, life embetterment robot.
* [Hubot](https://hubot.github.com/) - A customizable, life embetterment robot.