gistfile1.cs

using NuGet.Client;
using NuGet.Client.VisualStudio;
using System;
using System.Threading;
using System.Threading.Tasks;

namespace ConsoleApplication8
{
    class Program
    {
        static void Main(string[] args)
        {
            var task = SearchTest();
            task.Wait();
        }

        private static async Task SearchTest()
        {
            // Using NuGet.Protocol.V2V3 3.0.0-pre-20150220053309

            string url = "http://nuget.org/api/v2";
            var repo = RepositoryFactory.Create(url);
            var latest = await repo.GetResourceAsync<SearchLatestResource>();

            var results = await latest.Search("bootstrap", new SearchFilter(), 0, 1000, CancellationToken.None);

            foreach (var result in results)
            {
                Console.WriteLine(result.Title);
            }

            // From fiddler: 
            //www.nuget.org	/api/v2/Search()?$filter=IsLatestVersion&$skip=0&$top=1000&searchTerm='bootstrap'&targetFramework=''&includePrerelease=false	53,944	no-cache	application/atom+xml;type=feed;charset=utf-8	consoleapplication8.vshost:8440			
            //www.nuget.org	/api/v2/Search?searchTerm='bootstrap'&targetFramework=''&includePrerelease=false&$filter=IsLatestVersion&$top=900&$skiptoken='angular-bootstrap-switch','0.3.0'	53,947	no-cache	application/atom+xml;type=feed;charset=utf-8	consoleapplication8.vshost:8440			
            //www.nuget.org	/api/v2/Search?searchTerm='bootstrap'&targetFramework=''&includePrerelease=false&$filter=IsLatestVersion&$top=800&$skiptoken='angular-bootstrap-switch','0.3.0'	53,944	no-cache	application/atom+xml;type=feed;charset=utf-8	consoleapplication8.vshost:8440			
            //www.nuget.org	/api/v2/Search?searchTerm='bootstrap'&targetFramework=''&includePrerelease=false&$filter=IsLatestVersion&$top=700&$skiptoken='angular-bootstrap-switch','0.3.0'	53,944	no-cache	application/atom+xml;type=feed;charset=utf-8	consoleapplication8.vshost:8440			
            //www.nuget.org	/api/v2/Search?searchTerm='bootstrap'&targetFramework=''&includePrerelease=false&$filter=IsLatestVersion&$top=600&$skiptoken='angular-bootstrap-switch','0.3.0'	53,943	no-cache	application/atom+xml;type=feed;charset=utf-8	consoleapplication8.vshost:8440			
            //www.nuget.org	/api/v2/Search?searchTerm='bootstrap'&targetFramework=''&includePrerelease=false&$filter=IsLatestVersion&$top=500&$skiptoken='angular-bootstrap-switch','0.3.0'	53,943	no-cache	application/atom+xml;type=feed;charset=utf-8	consoleapplication8.vshost:8440			
            //www.nuget.org	/api/v2/Search?searchTerm='bootstrap'&targetFramework=''&includePrerelease=false&$filter=IsLatestVersion&$top=400&$skiptoken='angular-bootstrap-switch','0.3.0'	53,943	no-cache	application/atom+xml;type=feed;charset=utf-8	consoleapplication8.vshost:8440			
            //www.nuget.org	/api/v2/Search?searchTerm='bootstrap'&targetFramework=''&includePrerelease=false&$filter=IsLatestVersion&$top=300&$skiptoken='angular-bootstrap-switch','0.3.0'	53,941	no-cache	application/atom+xml;type=feed;charset=utf-8	consoleapplication8.vshost:8440			
            //www.nuget.org	/api/v2/Search?searchTerm='bootstrap'&targetFramework=''&includePrerelease=false&$filter=IsLatestVersion&$top=200&$skiptoken='angular-bootstrap-switch','0.3.0'	53,942	no-cache	application/atom+xml;type=feed;charset=utf-8	consoleapplication8.vshost:8440			
            //www.nuget.org	/api/v2/Search?searchTerm='bootstrap'&targetFramework=''&includePrerelease=false&$filter=IsLatestVersion&$top=100&$skiptoken='angular-bootstrap-switch','0.3.0'	53,843	no-cache	application/atom+xml;type=feed;charset=utf-8	consoleapplication8.vshost:8440			
        }
    }
}