https://www.dotnetzone.gr:443/cs/blogs/papadi/archive/2010/02/24/creating-a-skype-add-on-using-net-part-1.aspxSkype provides pretty rich API for us developers to create add-ons that can customize it's behaviour. There are a number of ways to use this API and access Skype functionality programmatically. Skype4COM is one of these ways and is the recommendedelCommunityServer 2.1 SP3 (Build: 20423.1)