AdamRiddick 

FakeData is a .Net Library which offers the generation of realistic data for whatever purpose it is required. This could be data for Unit Tests, for the Development Environment or to be used in Client Demo's.

FakeModel offers you a Fluent interface for rapid creation of test data, automatically assigning values to properties (public, private and readonly) of an in-built .Net data type. Whilst building your model, you can assign the important values yourself and forget about the rest – or even declare... More information

An ASP.NET Core library for generating and validating one time passwords for google authenticator.