<p>Is there a c# library which provides similar functionality to the <a href="http://wiki.wxpython.org/PubSub" rel="nofollow noreferrer">Python PubSub</a> library? I think it's kind of an Observer Pattern which allows me to subscribe for messages of a given topic instead of using events.</p>

[{'answer_id': 80362, 'author': 'Aaron Jensen', 'author_id': 11229, 'author_profile': 'https://Stackoverflow.com/users/11229', 'pm_score': 2, 'selected': False, 'text': '<p>These may be a bit heavy for you depending on your needs but:\n<a href="http://www.nservicebus.com/" rel="nofollow noreferrer">http://www.nservicebus.com/</a>\n<a href="http://blog.phatboyg.com/masstransit/" rel="nofollow noreferrer">http://blog.phatboyg.com/masstransit/</a></p>\n'}, {'answer_id': 80864, 'author': 'pobk', 'author_id': 7829, 'author_profile': 'https://Stackoverflow.com/users/7829', 'pm_score': 0, 'selected': False, 'text': '<p>Again, my be overkill, but the <a href="http://ose.sf.net" rel="nofollow noreferrer">OSE</a> library allows thins kind of thing.</p>\n'}, {'answer_id': 467248, 'author': 'Tracker1', 'author_id': 43906, 'author_profile': 'https://Stackoverflow.com/users/43906', 'pm_score': 1, 'selected': False, 'text': '<p>Note, if you have events for message notification, there are many options for dependancy injection / inversion of control.  See <a href="http://www.springframework.net/" rel="nofollow noreferrer">Spring.Net</a> and <a href="http://www.castleproject.org/container/" rel="nofollow noreferrer">Castle Windsor</a> as two popular frameworks.</p>\n'}, {'answer_id': 29311041, 'author': 'Keith Barrows', 'author_id': 86555, 'author_profile': 'https://Stackoverflow.com/users/86555', 'pm_score': 0, 'selected': False, 'text': '<p>Looks like there are several offerings on NuGet:  <a href="https://www.nuget.org/packages?q=pubsub" rel="nofollow">https://www.nuget.org/packages?q=pubsub</a></p>\n'}]
['https://Stackoverflow.com/questions/80347', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/-1/']