The Skype C# SDK by Sverrir Sigmundarson allows to communicate with the API. It includes SkypeNet.cs and SkypeNetClient.cs classes. Examples available at https://github.com/sverrirs/SkypeNet/tree/master/SkypeNet.App
Pocketnow is reporting that Apple has developed a new API specifically to be used by the Zoom iPadOS application that will allow app users to use the split screen mode offered by the popular video conferencing platform. Previously the application was unable to offer this feature on the iPad.