GitHub repository: microsoft/BotBuilder-RealTimeMediaCalling
Primary language: C#
Description: BotBuilder-RealTimeMediaCalling extends the  BotBuilder to enable bots to engage in Skype audio-video calling. It provides real-time, programmable access to the voice, video, and screen sharing streams of a Skype call. The bot is a direct participant in a Skype 1:1 call.