diff --git a/.nuget/directxtk12_desktop_2017.nuspec b/.nuget/directxtk12_desktop_2017.nuspec
index 4a7711fc..4e94f332 100644
--- a/.nuget/directxtk12_desktop_2017.nuspec
+++ b/.nuget/directxtk12_desktop_2017.nuspec
@@ -34,7 +34,7 @@ SpriteBatch - simple & efficient 2D sprite rendering
 SpriteFont - bitmap based text rendering
 VertexTypes - structures for commonly used vertex data formats
 WICTextureLoader - WIC-based image file texture loader</description>
-        <releaseNotes>Matches the August 1, 2021 release on GitHub.</releaseNotes>
+        <releaseNotes>Matches the September 30, 2021 release on GitHub.</releaseNotes>
         <projectUrl>http://go.microsoft.com/fwlink/?LinkID=615561</projectUrl>
         <icon>images\icon.jpg</icon>
         <license type="expression">MIT</license>
diff --git a/.nuget/directxtk12_uwp.nuspec b/.nuget/directxtk12_uwp.nuspec
index 506aac49..40904456 100644
--- a/.nuget/directxtk12_uwp.nuspec
+++ b/.nuget/directxtk12_uwp.nuspec
@@ -34,7 +34,7 @@ SpriteBatch - simple &amp; efficient 2D sprite rendering
 SpriteFont - bitmap based text rendering
 VertexTypes - structures for commonly used vertex data formats
 WICTextureLoader - WIC-based image file texture loader</description>
-        <releaseNotes>Matches the August 1, 2021 release on GitHub.</releaseNotes>
+        <releaseNotes>Matches the September 30, 2021 release on GitHub.</releaseNotes>
         <projectUrl>http://go.microsoft.com/fwlink/?LinkID=615561</projectUrl>
         <icon>images\icon.jpg</icon>
         <license type="expression">MIT</license>
diff --git a/HISTORY.md b/HISTORY.md
index e74fcc0c..0ed9003d 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -6,6 +6,16 @@ Release available for download on [GitHub](https://github.com/microsoft/DirectXT
 
 ## Release History
 
+### September 30, 2021
+* Added ModelBone support for transformation hierarchies
+  * Rigid-body & skinned animation Draw support added to Model
+* Support for loading Visual Studio ``CMO`` models added using BasicEffect or SkinnedEffect materials
+* Added type aliases ``Model::EffectCollection``, ``ModelMeshPart::InputLayoutCollection``, ``GeometricPrimitive::VertexCollection`` and ``IndexCollection``
+* Fixed handle leak in ResourceUploadBatch
+* Updated ScopeBarrier to conform with C++14 ``std::initializer_list``
+* VS 2017 projects updated to require the Windows 10 SDK (19401) and make use of Shader Model 6.0
+* Code review updates
+
 ### August 1, 2021
 * DebugEffect, NormalMapEffect, and PBREffect updated with instancing support
 * GeometricPrimitive updated with DrawInstanced method
diff --git a/README.md b/README.md
index 91104f52..79892fcb 100644
--- a/README.md
+++ b/README.md
@@ -6,11 +6,11 @@ http://go.microsoft.com/fwlink/?LinkID=615561
 
 Copyright (c) Microsoft Corporation.
 
-**August 1, 2021**
+**September 30, 2021**
 
 This package contains the "DirectX Tool Kit", a collection of helper classes for writing Direct3D 12 C++ code for Universal Windows Platform (UWP) apps, Win32 desktop applications for Windows 10, and Xbox.
 
-This code is designed to build with Visual Studio 2017 ([15.9](https://walbourn.github.io/vs-2017-15-9-update/)), Visual Studio 2019, or clang for Windows v11 or later. It is recommended that you make use of the Windows 10 May 2020 Update SDK ([19041](https://walbourn.github.io/windows-10-may-2020-update-sdk/)) or later.
+This code is designed to build with Visual Studio 2017 ([15.9](https://walbourn.github.io/vs-2017-15-9-update/)), Visual Studio 2019, or clang for Windows v11 or later. Use of the Windows 10 May 2020 Update SDK ([19041](https://walbourn.github.io/windows-10-may-2020-update-sdk/)) or later is required.
 
 These components are designed to work without requiring any content from the legacy DirectX SDK. For details, see [Where is the DirectX SDK?](https://aka.ms/dxsdk).
 
@@ -125,3 +125,5 @@ Thanks to Garrett Serack for his help in creating the NuGet packages for DirectX
 Thanks to Pete Lewis and Justin Saunders for the normal-mapped and PBR shaders implementation.
 
 Thanks for Travis Johnson for the mGPU support.
+
+Thanks to Roberto Sonnino for his help with the CMO format and the VS Starter Kit animation.