diff --git a/HttpAbstractions.sln b/HttpAbstractions.sln
index c4043ac0a1..5158aff09e 100644
--- a/HttpAbstractions.sln
+++ b/HttpAbstractions.sln
@@ -1,7 +1,7 @@
 
 Microsoft Visual Studio Solution File, Format Version 12.00
 # Visual Studio 14
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+VisualStudioVersion = 14.0.21813.0
 MinimumVisualStudioVersion = 10.0.40219.1
 Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "src", "src", "{A5A15F1C-885A-452A-A731-B0173DDBD913}"
 EndProject
@@ -25,6 +25,10 @@ Project("{8BB2217D-0F2D-49D1-97BC-3654ED321F3B}") = "Microsoft.AspNet.Owin", "sr
 EndProject
 Project("{8BB2217D-0F2D-49D1-97BC-3654ED321F3B}") = "Microsoft.AspNet.Owin.Tests", "test\Microsoft.AspNet.Owin.Tests\Microsoft.AspNet.Owin.Tests.kproj", "{16219571-3268-4D12-8689-12B7163DBA13}"
 EndProject
+Project("{8BB2217D-0F2D-49D1-97BC-3654ED321F3B}") = "Microsoft.AspNet.Http.Extensions", "src\Microsoft.AspNet.Http.Extensions\Microsoft.AspNet.Http.Extensions.kproj", "{CCC4363E-81E2-4058-94DD-00494E9E992A}"
+EndProject
+Project("{8BB2217D-0F2D-49D1-97BC-3654ED321F3B}") = "Microsoft.AspNet.Http.Extensions.Tests", "test\Microsoft.AspNet.Http.Extensions.Tests\Microsoft.AspNet.Http.Extensions.Tests.kproj", "{AE25EF21-7F91-4B86-B73E-AF746821D339}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -35,105 +39,116 @@ Global
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+		{59BED991-F207-48ED-B24C-0A1D9C986C01}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{59BED991-F207-48ED-B24C-0A1D9C986C01}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{59BED991-F207-48ED-B24C-0A1D9C986C01}.Debug|Mixed Platforms.ActiveCfg = Debug|Any CPU
+		{59BED991-F207-48ED-B24C-0A1D9C986C01}.Debug|Mixed Platforms.Build.0 = Debug|Any CPU
+		{59BED991-F207-48ED-B24C-0A1D9C986C01}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{59BED991-F207-48ED-B24C-0A1D9C986C01}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{59BED991-F207-48ED-B24C-0A1D9C986C01}.Release|Any CPU.Build.0 = Release|Any CPU
+		{59BED991-F207-48ED-B24C-0A1D9C986C01}.Release|Mixed Platforms.ActiveCfg = Release|Any CPU
+		{59BED991-F207-48ED-B24C-0A1D9C986C01}.Release|Mixed Platforms.Build.0 = Release|Any CPU
+		{59BED991-F207-48ED-B24C-0A1D9C986C01}.Release|x86.ActiveCfg = Release|Any CPU
+		{16219571-3268-4D12-8689-12B7163DBA13}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{16219571-3268-4D12-8689-12B7163DBA13}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{16219571-3268-4D12-8689-12B7163DBA13}.Debug|Mixed Platforms.ActiveCfg = Debug|Any CPU
+		{16219571-3268-4D12-8689-12B7163DBA13}.Debug|Mixed Platforms.Build.0 = Debug|Any CPU
+		{16219571-3268-4D12-8689-12B7163DBA13}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{16219571-3268-4D12-8689-12B7163DBA13}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{16219571-3268-4D12-8689-12B7163DBA13}.Release|Any CPU.Build.0 = Release|Any CPU
+		{16219571-3268-4D12-8689-12B7163DBA13}.Release|Mixed Platforms.ActiveCfg = Release|Any CPU
+		{16219571-3268-4D12-8689-12B7163DBA13}.Release|Mixed Platforms.Build.0 = Release|Any CPU
+		{16219571-3268-4D12-8689-12B7163DBA13}.Release|x86.ActiveCfg = Release|Any CPU
+		{CCC4363E-81E2-4058-94DD-00494E9E992A}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{CCC4363E-81E2-4058-94DD-00494E9E992A}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{CCC4363E-81E2-4058-94DD-00494E9E992A}.Debug|Mixed Platforms.ActiveCfg = Debug|Any CPU
+		{CCC4363E-81E2-4058-94DD-00494E9E992A}.Debug|Mixed Platforms.Build.0 = Debug|Any CPU
+		{CCC4363E-81E2-4058-94DD-00494E9E992A}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{CCC4363E-81E2-4058-94DD-00494E9E992A}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{CCC4363E-81E2-4058-94DD-00494E9E992A}.Release|Any CPU.Build.0 = Release|Any CPU
+		{CCC4363E-81E2-4058-94DD-00494E9E992A}.Release|Mixed Platforms.ActiveCfg = Release|Any CPU
+		{CCC4363E-81E2-4058-94DD-00494E9E992A}.Release|Mixed Platforms.Build.0 = Release|Any CPU
+		{CCC4363E-81E2-4058-94DD-00494E9E992A}.Release|x86.ActiveCfg = Release|Any CPU
+		{AE25EF21-7F91-4B86-B73E-AF746821D339}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{AE25EF21-7F91-4B86-B73E-AF746821D339}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{AE25EF21-7F91-4B86-B73E-AF746821D339}.Debug|Mixed Platforms.ActiveCfg = Debug|Any CPU
+		{AE25EF21-7F91-4B86-B73E-AF746821D339}.Debug|Mixed Platforms.Build.0 = Debug|Any CPU
+		{AE25EF21-7F91-4B86-B73E-AF746821D339}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{AE25EF21-7F91-4B86-B73E-AF746821D339}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{AE25EF21-7F91-4B86-B73E-AF746821D339}.Release|Any CPU.Build.0 = Release|Any CPU
+		{AE25EF21-7F91-4B86-B73E-AF746821D339}.Release|Mixed Platforms.ActiveCfg = Release|Any CPU
+		{AE25EF21-7F91-4B86-B73E-AF746821D339}.Release|Mixed Platforms.Build.0 = Release|Any CPU
+		{AE25EF21-7F91-4B86-B73E-AF746821D339}.Release|x86.ActiveCfg = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
@@ -148,5 +163,7 @@ Global
 		{F16692B8-9F38-4DCA-A582-E43172B989C6} = {F31FF137-390C-49BF-A3BD-7C6ED3597C21}
 		{59BED991-F207-48ED-B24C-0A1D9C986C01} = {A5A15F1C-885A-452A-A731-B0173DDBD913}
 		{16219571-3268-4D12-8689-12B7163DBA13} = {F31FF137-390C-49BF-A3BD-7C6ED3597C21}
+		{CCC4363E-81E2-4058-94DD-00494E9E992A} = {A5A15F1C-885A-452A-A731-B0173DDBD913}
+		{AE25EF21-7F91-4B86-B73E-AF746821D339} = {F31FF137-390C-49BF-A3BD-7C6ED3597C21}
 	EndGlobalSection
 EndGlobal
diff --git a/src/Microsoft.AspNet.Http.Extensions/HttpResponseSendingExtensions.cs b/src/Microsoft.AspNet.Http.Extensions/HttpResponseSendingExtensions.cs
new file mode 100644
index 0000000000..b97da7c13b
--- /dev/null
+++ b/src/Microsoft.AspNet.Http.Extensions/HttpResponseSendingExtensions.cs
@@ -0,0 +1,152 @@
+// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System;
+using System.Text;
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace Microsoft.AspNet.Http
+{
+    /// <summary>
+    /// Convenience methods for writing to the response.
+    /// </summary>
+    public static class HttpResponseSendingExtensions
+    {
+        /// <summary>
+        /// Sends a response with the given Content-Type and body. UTF-8 encoding will be used, and the Content-Length header will be set accordingly.
+        /// </summary>
+        /// <param name="response"></param>
+        /// <param name="text"></param>
+        /// <param name="contentType"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static Task SendAsync([NotNull] this HttpResponse response, [NotNull] string text, [NotNull] string contentType, CancellationToken cancellationToken = default(CancellationToken))
+        {
+            return response.SendAsync(text, Encoding.UTF8, contentType, cancellationToken);
+        }
+
+        /// <summary>
+        /// Sends a response with the given Content-Type, encoding, and body. The Content-Length header will be set accordingly.
+        /// </summary>
+        /// <param name="response"></param>
+        /// <param name="text"></param>
+        /// <param name="encoding"></param>
+        /// <param name="contentType"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static Task SendAsync([NotNull] this HttpResponse response, [NotNull] string text, [NotNull] Encoding encoding, [NotNull] string contentType, CancellationToken cancellationToken = default(CancellationToken))
+        {
+            if (string.IsNullOrEmpty(contentType))
+            {
+                throw new ArgumentException("Empty Content-Type is not allowed.");
+            }
+            if (contentType.IndexOf("charset=", StringComparison.OrdinalIgnoreCase) < 0)
+            {
+                contentType += "; charset=" + encoding.WebName;
+            }
+            response.ContentType = contentType;
+            return response.SendAsync(text, encoding, cancellationToken);
+        }
+
+        /// <summary>
+        /// Sends a response with the given body. UTF-8 encoding will be used, and the Content-Length header will be set accordingly.
+        /// </summary>
+        /// <param name="response"></param>
+        /// <param name="text"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static Task SendAsync([NotNull] this HttpResponse response, [NotNull] string text, CancellationToken cancellationToken = default(CancellationToken))
+        {
+            return response.SendAsync(text, Encoding.UTF8, cancellationToken);
+        }
+
+        /// <summary>
+        /// Sends a response with the given encoding and body. The Content-Length header will be set accordingly.
+        /// </summary>
+        /// <param name="response"></param>
+        /// <param name="text"></param>
+        /// <param name="encoding"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static Task SendAsync([NotNull] this HttpResponse response, [NotNull] string text, [NotNull] Encoding encoding, CancellationToken cancellationToken = default(CancellationToken))
+        {
+            byte[] data = encoding.GetBytes(text);
+            return response.SendAsync(data, cancellationToken);
+        }
+
+        /// <summary>
+        /// Sends a response with the given Content-Type and body. The Content-Length header will be set accordingly.
+        /// </summary>
+        /// <param name="response"></param>
+        /// <param name="data"></param>
+        /// <param name="contentType"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static Task SendAsync([NotNull] this HttpResponse response, [NotNull] byte[] data, [NotNull] string contentType, CancellationToken cancellationToken = default(CancellationToken))
+        {
+            return response.SendAsync(new ArraySegment<byte>(data), contentType, cancellationToken);
+        }
+
+        /// <summary>
+        /// Sends a response with the given Content-Type and body. The Content-Length header will be set accordingly.
+        /// </summary>
+        /// <param name="response"></param>
+        /// <param name="data"></param>
+        /// <param name="contentType"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static Task SendAsync([NotNull] this HttpResponse response, ArraySegment<byte> data, [NotNull] string contentType, CancellationToken cancellationToken = default(CancellationToken))
+        {
+            if (string.IsNullOrEmpty(contentType))
+            {
+                throw new ArgumentException("Empty Content-Type is not allowed.");
+            }
+            response.ContentType = contentType;
+            return response.SendAsync(data, cancellationToken);
+        }
+
+        /// <summary>
+        /// Sends a response with the given body. The Content-Length header will be set accordingly.
+        /// </summary>
+        /// <param name="response"></param>
+        /// <param name="data"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static Task SendAsync([NotNull] this HttpResponse response, [NotNull] byte[] data, CancellationToken cancellationToken = default(CancellationToken))
+        {
+            return response.SendAsync(new ArraySegment<byte>(data), cancellationToken);
+        }
+
+        /// <summary>
+        /// Sends a response with the given body. The Content-Length header will be set accordingly.
+        /// </summary>
+        /// <param name="response"></param>
+        /// <param name="data"></param>
+        /// <param name="offset"></param>
+        /// <param name="count"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static Task SendAsync([NotNull] this HttpResponse response, [NotNull] byte[] data, int offset, int count, CancellationToken cancellationToken = default(CancellationToken))
+        {
+            return response.SendAsync(new ArraySegment<byte>(data, offset, count), cancellationToken);
+        }
+
+        /// <summary>
+        /// Sends a response with the given body. The Content-Length header will be set accordingly.
+        /// </summary>
+        /// <param name="response"></param>
+        /// <param name="data"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static Task SendAsync([NotNull] this HttpResponse response, ArraySegment<byte> data, CancellationToken cancellationToken = default(CancellationToken))
+        {
+            if (data.Array == null)
+            {
+                throw new ArgumentException("The Array cannot be null.", "data"); // TODO: LOC
+            }
+            response.ContentLength = data.Count;
+            return response.Body.WriteAsync(data.Array, data.Offset, data.Count, cancellationToken);
+        }
+    }
+}
\ No newline at end of file
diff --git a/src/Microsoft.AspNet.Http.Extensions/Microsoft.AspNet.Http.Extensions.kproj b/src/Microsoft.AspNet.Http.Extensions/Microsoft.AspNet.Http.Extensions.kproj
new file mode 100644
index 0000000000..7ca2e89f22
--- /dev/null
+++ b/src/Microsoft.AspNet.Http.Extensions/Microsoft.AspNet.Http.Extensions.kproj
@@ -0,0 +1,36 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <PropertyGroup>
+    <VisualStudioVersion Condition="'$(VisualStudioVersion)' == ''">12.0</VisualStudioVersion>
+    <VSToolsPath Condition="'$(VSToolsPath)' == ''">$(MSBuildExtensionsPath32)\Microsoft\VisualStudio\v$(VisualStudioVersion)</VSToolsPath>
+  </PropertyGroup>
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
+  </PropertyGroup>
+  <Import Project="$(VSToolsPath)\AspNet\Microsoft.Web.AspNet.Props" Condition="'$(VSToolsPath)' != ''" />
+  <PropertyGroup Label="Globals">
+    <ProjectGuid>ccc4363e-81e2-4058-94dd-00494e9e992a</ProjectGuid>
+    <OutputType>Library</OutputType>
+    <RootNamespace>Microsoft.AspNet.Http.Extensions</RootNamespace>
+  </PropertyGroup>
+  <PropertyGroup Condition="$(OutputType) == 'Console'">
+    <DebuggerFlavor>ConsoleDebugger</DebuggerFlavor>
+  </PropertyGroup>
+  <PropertyGroup Condition="$(OutputType) == 'Web'">
+    <DebuggerFlavor>WebDebugger</DebuggerFlavor>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'" Label="Configuration">
+  </PropertyGroup>
+  <PropertyGroup>
+    <SchemaVersion>2.0</SchemaVersion>
+  </PropertyGroup>
+  <ItemGroup>
+    <Content Include="project.json" />
+  </ItemGroup>
+  <ItemGroup>
+    <Compile Include="HttpResponseSendingExtensions.cs" />
+    <Compile Include="NotNullAttribute.cs" />
+  </ItemGroup>
+  <Import Project="$(VSToolsPath)\AspNet\Microsoft.Web.AspNet.targets" Condition="'$(VSToolsPath)' != ''" />
+</Project>
\ No newline at end of file
diff --git a/src/Microsoft.AspNet.Http.Extensions/NotNullAttribute.cs b/src/Microsoft.AspNet.Http.Extensions/NotNullAttribute.cs
new file mode 100644
index 0000000000..d43b93e4e4
--- /dev/null
+++ b/src/Microsoft.AspNet.Http.Extensions/NotNullAttribute.cs
@@ -0,0 +1,12 @@
+// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System;
+
+namespace Microsoft.AspNet.Http
+{
+    [AttributeUsage(AttributeTargets.Parameter, AllowMultiple = false)]
+    internal sealed class NotNullAttribute : Attribute
+    {
+    }
+}
\ No newline at end of file
diff --git a/src/Microsoft.AspNet.Http.Extensions/project.json b/src/Microsoft.AspNet.Http.Extensions/project.json
new file mode 100644
index 0000000000..6faa246274
--- /dev/null
+++ b/src/Microsoft.AspNet.Http.Extensions/project.json
@@ -0,0 +1,15 @@
+{
+    "version": "1.0.0-*",
+    "dependencies": {
+        "Microsoft.AspNet.Http": ""
+    },
+    "configurations" : {
+        "net45" : {
+        },
+        "k10" : { 
+            "dependencies": {
+                "System.Runtime": "4.0.20.0"
+            }
+        }
+    }
+}
diff --git a/src/Microsoft.AspNet.Http/HttpResponse.cs b/src/Microsoft.AspNet.Http/HttpResponse.cs
index 05ae0942d3..a404c17c94 100644
--- a/src/Microsoft.AspNet.Http/HttpResponse.cs
+++ b/src/Microsoft.AspNet.Http/HttpResponse.cs
@@ -33,8 +33,6 @@ namespace Microsoft.AspNet.Http
 
         public abstract void Redirect(string location, bool permanent);
 
-        public abstract Task WriteAsync(string data);
-
         public virtual void Challenge()
         {
             Challenge(new string[0]);
diff --git a/src/Microsoft.AspNet.Http/HttpResponseWritingExtensions.cs b/src/Microsoft.AspNet.Http/HttpResponseWritingExtensions.cs
new file mode 100644
index 0000000000..464513f895
--- /dev/null
+++ b/src/Microsoft.AspNet.Http/HttpResponseWritingExtensions.cs
@@ -0,0 +1,42 @@
+// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System;
+using System.Text;
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace Microsoft.AspNet.Http
+{
+    /// <summary>
+    /// Convenience methods for writing to the response.
+    /// </summary>
+    public static class HttpResponseWritingExtensions
+    {
+        /// <summary>
+        /// Writes the given text to the response body. UTF-8 encoding will be used.
+        /// </summary>
+        /// <param name="response"></param>
+        /// <param name="text"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static Task WriteAsync([NotNull] this HttpResponse response, [NotNull] string text, CancellationToken cancellationToken = default(CancellationToken))
+        {
+            return response.WriteAsync(text, Encoding.UTF8, cancellationToken);
+        }
+
+        /// <summary>
+        /// Writes the given text to the response body using the given encoding.
+        /// </summary>
+        /// <param name="response"></param>
+        /// <param name="text"></param>
+        /// <param name="encoding"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static Task WriteAsync([NotNull] this HttpResponse response, [NotNull] string text, [NotNull] Encoding encoding, CancellationToken cancellationToken = default(CancellationToken))
+        {
+            byte[] data = encoding.GetBytes(text);
+            return response.Body.WriteAsync(data, 0, data.Length, cancellationToken);
+        }
+    }
+}
\ No newline at end of file
diff --git a/src/Microsoft.AspNet.Http/Microsoft.AspNet.Http.kproj b/src/Microsoft.AspNet.Http/Microsoft.AspNet.Http.kproj
index a93ecf8e2a..0e326800f8 100644
--- a/src/Microsoft.AspNet.Http/Microsoft.AspNet.Http.kproj
+++ b/src/Microsoft.AspNet.Http/Microsoft.AspNet.Http.kproj
@@ -33,6 +33,7 @@
     <Compile Include="HttpContext.cs" />
     <Compile Include="HttpRequest.cs" />
     <Compile Include="HttpResponse.cs" />
+    <Compile Include="HttpResponseWritingExtensions.cs" />
     <Compile Include="IBuilder.cs" />
     <Compile Include="IFormCollection.cs" />
     <Compile Include="IHeaderDictionary.cs" />
@@ -48,4 +49,4 @@
     <Compile Include="Security\AuthenticationProperties.cs" />
   </ItemGroup>
   <Import Project="$(VSToolsPath)\AspNet\Microsoft.Web.AspNet.targets" Condition="'$(VSToolsPath)' != ''" />
-</Project>
+</Project>
\ No newline at end of file
diff --git a/src/Microsoft.AspNet.PipelineCore/DefaultHttpResponse.cs b/src/Microsoft.AspNet.PipelineCore/DefaultHttpResponse.cs
index 3a0b19cab0..5af0f9b5fe 100644
--- a/src/Microsoft.AspNet.PipelineCore/DefaultHttpResponse.cs
+++ b/src/Microsoft.AspNet.PipelineCore/DefaultHttpResponse.cs
@@ -124,12 +124,6 @@ namespace Microsoft.AspNet.PipelineCore
             Headers.Set(Constants.Headers.Location, location);
         }
 
-        public override Task WriteAsync(string data)
-        {
-            var bytes = Encoding.UTF8.GetBytes(data);
-            return Body.WriteAsync(bytes, 0, bytes.Length);
-        }
-
         public override void Challenge(IEnumerable<string> authenticationTypes, AuthenticationProperties properties)
         {
             if (authenticationTypes == null)
diff --git a/test/Microsoft.AspNet.Http.Extensions.Tests/HttpResponseSendingExtensionsTests.cs b/test/Microsoft.AspNet.Http.Extensions.Tests/HttpResponseSendingExtensionsTests.cs
new file mode 100644
index 0000000000..d2e51ec219
--- /dev/null
+++ b/test/Microsoft.AspNet.Http.Extensions.Tests/HttpResponseSendingExtensionsTests.cs
@@ -0,0 +1,87 @@
+// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System.Text;
+using System.Threading.Tasks;
+using Microsoft.AspNet.Builder.Extensions;
+using Microsoft.AspNet.HttpFeature;
+using Microsoft.AspNet.PipelineCore;
+using Xunit;
+
+namespace Microsoft.AspNet.Http.Extensions
+{
+    public class HttpResponseSendingExtensionsTests
+    {
+        [Fact]
+        public async Task SendData_SendBytes()
+        {
+            HttpContext context = CreateRequest();
+            await context.Response.SendAsync(new byte[10]);
+
+            Assert.Equal(10, context.Response.Body.Length);
+            Assert.Equal(10, context.Response.ContentLength);
+            Assert.Null(context.Response.ContentType);
+        }
+
+        [Fact]
+        public async Task SendData_SendBytesAndContentType()
+        {
+            HttpContext context = CreateRequest();
+            await context.Response.SendAsync(new byte[10], "text/html");
+
+            Assert.Equal(10, context.Response.Body.Length);
+            Assert.Equal(10, context.Response.ContentLength);
+            Assert.Equal("text/html", context.Response.ContentType);
+        }
+
+        [Fact]
+        public async Task SendData_SendText()
+        {
+            HttpContext context = CreateRequest();
+            await context.Response.SendAsync("Hello World");
+
+            Assert.Equal(11, context.Response.Body.Length);
+            Assert.Equal(11, context.Response.ContentLength);
+            Assert.Null(context.Response.ContentType);
+        }
+
+        [Fact]
+        public async Task SendData_SendTextWithContentType()
+        {
+            HttpContext context = CreateRequest();
+            await context.Response.SendAsync("Hello World", "text/html");
+
+            Assert.Equal(11, context.Response.Body.Length);
+            Assert.Equal(11, context.Response.ContentLength);
+            Assert.Equal("text/html; charset=utf-8", context.Response.ContentType);
+        }
+
+        [Fact]
+        public async Task SendData_SendTextWithEncoding()
+        {
+            HttpContext context = CreateRequest();
+            await context.Response.SendAsync("Hello World", Encoding.UTF32);
+
+            Assert.Equal(44, context.Response.Body.Length);
+            Assert.Equal(44, context.Response.ContentLength);
+            Assert.Null(context.Response.ContentType);
+        }
+
+        [Fact]
+        public async Task SendData_SendTextWithContentTypeAndEncoding()
+        {
+            HttpContext context = CreateRequest();
+            await context.Response.SendAsync("Hello World", Encoding.UTF32, "text/html");
+
+            Assert.Equal(44, context.Response.Body.Length);
+            Assert.Equal(44, context.Response.ContentLength);
+            Assert.Equal("text/html; charset=utf-32", context.Response.ContentType);
+        }
+
+        private HttpContext CreateRequest()
+        {
+            HttpContext context = new DefaultHttpContext();
+            return context;
+        }
+    }
+}
diff --git a/test/Microsoft.AspNet.Http.Extensions.Tests/Microsoft.AspNet.Http.Extensions.Tests.kproj b/test/Microsoft.AspNet.Http.Extensions.Tests/Microsoft.AspNet.Http.Extensions.Tests.kproj
new file mode 100644
index 0000000000..6223e75396
--- /dev/null
+++ b/test/Microsoft.AspNet.Http.Extensions.Tests/Microsoft.AspNet.Http.Extensions.Tests.kproj
@@ -0,0 +1,35 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <PropertyGroup>
+    <VisualStudioVersion Condition="'$(VisualStudioVersion)' == ''">12.0</VisualStudioVersion>
+    <VSToolsPath Condition="'$(VSToolsPath)' == ''">$(MSBuildExtensionsPath32)\Microsoft\VisualStudio\v$(VisualStudioVersion)</VSToolsPath>
+  </PropertyGroup>
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
+  </PropertyGroup>
+  <Import Project="$(VSToolsPath)\AspNet\Microsoft.Web.AspNet.Props" Condition="'$(VSToolsPath)' != ''" />
+  <PropertyGroup Label="Globals">
+    <ProjectGuid>ae25ef21-7f91-4b86-b73e-af746821d339</ProjectGuid>
+    <OutputType>Library</OutputType>
+    <RootNamespace>Microsoft.AspNet.Http.Extensions.Tests</RootNamespace>
+  </PropertyGroup>
+  <PropertyGroup Condition="$(OutputType) == 'Console'">
+    <DebuggerFlavor>ConsoleDebugger</DebuggerFlavor>
+  </PropertyGroup>
+  <PropertyGroup Condition="$(OutputType) == 'Web'">
+    <DebuggerFlavor>WebDebugger</DebuggerFlavor>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'" Label="Configuration">
+  </PropertyGroup>
+  <PropertyGroup>
+    <SchemaVersion>2.0</SchemaVersion>
+  </PropertyGroup>
+  <ItemGroup>
+    <Compile Include="HttpResponseSendingExtensionsTests.cs" />
+  </ItemGroup>
+  <ItemGroup>
+    <Content Include="project.json" />
+  </ItemGroup>
+  <Import Project="$(VSToolsPath)\AspNet\Microsoft.Web.AspNet.targets" Condition="'$(VSToolsPath)' != ''" />
+</Project>
\ No newline at end of file
diff --git a/test/Microsoft.AspNet.Http.Extensions.Tests/project.json b/test/Microsoft.AspNet.Http.Extensions.Tests/project.json
new file mode 100644
index 0000000000..701d09c188
--- /dev/null
+++ b/test/Microsoft.AspNet.Http.Extensions.Tests/project.json
@@ -0,0 +1,20 @@
+{
+  "dependencies": {
+    "Microsoft.AspNet.Http": "",
+    "Microsoft.AspNet.Http.Extensions": "",
+    "Microsoft.AspNet.HttpFeature": "",
+    "Microsoft.AspNet.PipelineCore": "",
+    "Xunit.KRunner": "1.0.0-*"
+  },
+  "commands": {
+    "test": "Xunit.KRunner"
+  },
+  "configurations": {
+    "net45": {
+      "dependencies": {
+        "Shouldly": "1.1.1.1",
+        "System.Runtime":  ""
+      }
+    }
+  }
+}
\ No newline at end of file
diff --git a/test/Microsoft.AspNet.Http.Tests/HttpResponseWritingExtensionsTests.cs b/test/Microsoft.AspNet.Http.Tests/HttpResponseWritingExtensionsTests.cs
new file mode 100644
index 0000000000..e34518ea26
--- /dev/null
+++ b/test/Microsoft.AspNet.Http.Tests/HttpResponseWritingExtensionsTests.cs
@@ -0,0 +1,39 @@
+// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System.Threading.Tasks;
+using Microsoft.AspNet.Builder.Extensions;
+using Microsoft.AspNet.HttpFeature;
+using Microsoft.AspNet.PipelineCore;
+using Xunit;
+
+namespace Microsoft.AspNet.Http
+{
+    public class HttpResponseWritingExtensionsTests
+    {
+        [Fact]
+        public async Task WritingText_WriteText()
+        {
+            HttpContext context = CreateRequest();
+            await context.Response.WriteAsync("Hello World");
+
+            Assert.Equal(11, context.Response.Body.Length);
+        }
+
+        [Fact]
+        public async Task WritingText_MultipleWrites()
+        {
+            HttpContext context = CreateRequest();
+            await context.Response.WriteAsync("Hello World");
+            await context.Response.WriteAsync("Hello World");
+
+            Assert.Equal(22, context.Response.Body.Length);
+        }
+
+        private HttpContext CreateRequest()
+        {
+            HttpContext context = new DefaultHttpContext();
+            return context;
+        }
+    }
+}
diff --git a/test/Microsoft.AspNet.Http.Tests/Microsoft.AspNet.Http.Tests.kproj b/test/Microsoft.AspNet.Http.Tests/Microsoft.AspNet.Http.Tests.kproj
index f8e3963d7c..754a812c15 100644
--- a/test/Microsoft.AspNet.Http.Tests/Microsoft.AspNet.Http.Tests.kproj
+++ b/test/Microsoft.AspNet.Http.Tests/Microsoft.AspNet.Http.Tests.kproj
@@ -21,6 +21,7 @@
     <Content Include="project.json" />
   </ItemGroup>
   <ItemGroup>
+    <Compile Include="HttpResponseWritingExtensionsTests.cs" />
     <Compile Include="MapPathMiddlewareTests.cs" />
     <Compile Include="MapPredicateMiddlewareTests.cs" />
     <Compile Include="PathStringTests.cs" />