GetLinks.cs

public IEnumerable<LinkModel> GetMainLinks(IRouteCache routeCache)
{
    return routeCache.SelectMany(routes =>
    {
        return routes.Value
            .Where(route => route.Item1 == 0 &&
                   route.Item2.Method == "GET" &&
                   route.Item2.Name != string.Empty)
            .Select(route => new LinkModel
            {
                Link = route.Item2.Path,
                Text = route.Item2.Name
            });
    });
}

HomeMetadataModule.cs

public class HomeMetadataModule : MetadataModule<MetadataModel>
{
    public HomeMetadataModule()
    {
        Describe["/"] = _ => new MetadataModel
        {
            Index = 1
        };
    }
}

MetadataModel.cs

public class MetadataModel
{
    public int Index { get; set; }
}

MetadataRouteProvider.cs

    public class MetadataRouteProvider : IRouteMetadataProvider
    {
        public Type GetMetadataType(INancyModule module, RouteDescription routeDescription)
        {
            return typeof (MetadataModel);
        }

        public object GetMetadata(INancyModule module, RouteDescription routeDescription)
        {
            var moduleType = module.GetType();
            var moduleName = moduleType.FullName;
            var parts = moduleName.Split('.').ToArray();
            if (parts[0] != GetType().FullName.Split('.')[0]) return null;
            if (parts[parts.Length - 2] != "Modules") return null;
            parts[parts.Length - 2] = "Metadata";
            parts[parts.Length - 1] = ReplaceModuleWithMetadataModule(parts[parts.Length - 1]);

            var metadataModuleName = string.Join(".", parts);
            var type = Type.GetType(metadataModuleName);
            return type == null ? null : TinyIoCContainer.Current.Resolve(type);
        }

        private string ReplaceModuleWithMetadataModule(string moduleName)
        {
            var i = moduleName.LastIndexOf("Module", StringComparison.Ordinal);
            return moduleName.Substring(0, i) + "MetadataModule";
        }
    }