WebApi.HttpOptions adds automatic handling for the HTTP OPTIONS and HEAD verbs to your WebAPI applications.
NuGet package:
Add config.EnableHttpOptions(); to your WebApiConfig.cs file. Any URI that is configured to respond to other HTTP verbs will now also repsond to HTTP OPTIONS with an Allow header listing the available verbs.
Add config.EnableHttpHead(); to your WebApiConfig.cs file. Any URI that is configured to respond to HTTP GET will now also respond to HTTP HEAD with the same headers and no body.
Add config.EnableVersionHeader(); to your WebApiConfig.cs file. All responses will now include an X-YourApp-Version header.
The source code includes a sample project that uses demonstrates the usage of WebApi.HttpOptions. You can build and run it using Visual Studio 2015. By default the instance will be hosted by IIS Express at http://localhost:4727/.