Maiden
Maiden is a collection of systems to help you build applications and libraries that interact with chat servers. It can help you build a chat bot, or a general chat client. It also offers a variety of parts that should make it much easier to write a client for a new chat protocol.

Home page: http://shirakumo.github.io/maiden/

Github repo: https://github.com/Shirakumo/maiden

License: zlib

IRC