The Premise WebClient .NET Client Library makes it easy to build .NET apps that talk to Premise. It supports the entire Premise WebClient Protocol including subscriptions so polling is not needed. See README.md in that project for more details.
The client is written in C# 4.6 (Visual Studio 2015)...
Premise is a library for .net core applications to support quick and easy scaffolding of applications. This package contains the neccessary classes to implement a generic repository pattern using Entity Framework.