VisidsuTech.AlexaNet (nuget): Alexa Skill .Net Sdk.       Contains object model for https://developer.amazon.com/public/solutions/alexa/alexa-skills-kit/docs/alexa-skills-kit-interface-reference .       Authentication logic according to https://developer.amazon.com/public/solutions/alexa/alexa-skills-kit/docs/developing-an-alexa-skill-as-a-web-service .  Example usage is here: https://gist.github.com/anonymous/a31a6e6dbe310fa65ba759efd9309675 
Keywords: Alexa|AlexaSkill