Omnia contains various API's designed to simplify various tasks.
The API's are located in the OmniaApi class in the Omnia.Foundation.Extensibility.Core namespace.
The basic C# code needed to begin working with the API's from an Omnia Feature </fundamentals/omnia-feature>
or a Custom Web API for Omnia extensions </custom-webapi/index>
looks like below.
By adding a . after WorkWith(Ctx.Omnia()) you will reach the available API services listed below. E.g.
Services ------
caching configurations controls email features lists logging security