What .NET libraries are available for sending instant messages? If you have experience with them, what were your impressions?
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                A: 
                
                
              I've used DotMSN for MSN Messenger. It worked quite well and was easy to use.
                  ctacke
                   2009-02-04 00:20:38
                
              Seconded...though it was only a spike, not production code.
                  Mark Brackett
                   2009-02-04 00:22:14
                There are some useful links there, as well.  Thanks!
                  dmo
                   2009-02-04 00:25:36
                
                +1 
                A: 
                
                
              
            I've used Jabber-Net (for XMPP) and it has worked fine. http://code.google.com/p/jabber-net/
                  volatilsis
                   2009-02-04 00:27:01