MSN is Microsoft's brand name for web services. Following an initial attempt at providing a proprietary ISP service (nearly nobody remembers that anymore, since it started way back before the browser wars), it then evolved into a full-blown portal, search engine and Instant Messaging service.
- msnp.py is a Python library that provides access to the MSN IM service.
- MSN Protocol and Projects
- msn-pecan is a plugin for Pidgin.
- Adium is a Mac OS X IM client that supports MSN and just about any other IM protocol (re-uses some Gaim libraries)
- Fire is a Mac OS X IM client that supports MSN.
- A-Patch, an application that completely removes the hideously intrusive advertising from the Windows MSN client.