diff --git a/README.md b/README.md
index ac2445a477..aa1a9d4619 100644
--- a/README.md
+++ b/README.md
@@ -133,13 +133,13 @@ For production scenarios, it's strongly recommended to build only from an [offic
 |API|Supported Versions|Samples|
 |---|---|---|
 [Python](https://aka.ms/onnxruntime-python)| 3.6, 3.7, 3.8, 3.9 (3.8/3.9 excludes Win GPU and Linux ARM)<br>[Python Dev Notes](./docs/Python_Dev_Notes.md)| [Samples](./samples#python)|
-|[C#](docs/CSharp_API.md)| | [Samples](./samples#C)|
+|[C#](https://www.onnxruntime.ai/docs/reference/api/csharp-api.html)| | [Samples](./samples#C)|
 |[C++](./include/onnxruntime/core/session/onnxruntime_cxx_api.h)| |[Samples](./samples#CC)|
-|[C](docs/C_API.md)| | [Samples](./samples#CC)|
-|[WinRT](docs/WinRT_API.md) | [Windows.AI.MachineLearning](https://docs.microsoft.com/en-us/windows/ai/windows-ml/api-reference)| [Samples](https://github.com/microsoft/windows-Machine-Learning)|
-|[Java](docs/Java_API.md)|8+|[Samples](./samples#Java)| 
+|[C](https://www.onnxruntime.ai/docs/reference/api/c-api.html)| | [Samples](./samples#CC)|
+|[WinRT](https://www.onnxruntime.ai/docs/reference/api/winrt-api.html) | [Windows.AI.MachineLearning](https://docs.microsoft.com/en-us/windows/ai/windows-ml/api-reference)| [Samples](https://github.com/microsoft/windows-Machine-Learning)|
+|[Java](https://www.onnxruntime.ai/docs/reference/api/java-api.html)|8+|[Samples](./samples#Java)| 
 [Ruby](https://github.com/ankane/onnxruntime) (external project)| 2.4-2.7| [Samples](https://ankane.org/tensorflow-ruby)|
-|[Javascript (node.js)](./nodejs) |12.x | [Samples](./samples/nodejs) |
+|[Javascript (node.js)](https://www.onnxruntime.ai/docs/reference/api/nodejs-api.html) |12.x | [Samples](./samples/nodejs) |
 
 ### Supported Accelerators
 
diff --git a/csharp/src/Microsoft.ML.OnnxRuntime/Microsoft.ML.OnnxRuntime.csproj b/csharp/src/Microsoft.ML.OnnxRuntime/Microsoft.ML.OnnxRuntime.csproj
index 803e191181..18e00f1470 100644
--- a/csharp/src/Microsoft.ML.OnnxRuntime/Microsoft.ML.OnnxRuntime.csproj
+++ b/csharp/src/Microsoft.ML.OnnxRuntime/Microsoft.ML.OnnxRuntime.csproj
@@ -146,11 +146,6 @@
           Pack="true"
           Visible="false"
     />
-    <None Include="$(OnnxRuntimeCsharpRoot)\..\docs\CSharp_API.md"
-          PackagePath="\README.md"
-          Pack="true"
-          Visible="false"
-    />
     <None Include="$(PackageId).targets" 
           PackagePath="\build\$(TargetFramework)"
           Pack="true"
diff --git a/tools/ci_build/github/linux/copy_strip_binary.sh b/tools/ci_build/github/linux/copy_strip_binary.sh
index d9b7422ad7..69b69009b9 100755
--- a/tools/ci_build/github/linux/copy_strip_binary.sh
+++ b/tools/ci_build/github/linux/copy_strip_binary.sh
@@ -40,7 +40,6 @@ cp $SOURCE_DIR/include/onnxruntime/core/session/onnxruntime_session_options_conf
 
 # copy the README, licence and TPN
 cp $SOURCE_DIR/README.md $BINARY_DIR/$ARTIFACT_NAME/README.md
-cp $SOURCE_DIR/docs/C_API.md $BINARY_DIR/$ARTIFACT_NAME/C_API.md
 cp $SOURCE_DIR/docs/Privacy.md $BINARY_DIR/$ARTIFACT_NAME/Privacy.md
 cp $SOURCE_DIR/LICENSE $BINARY_DIR/$ARTIFACT_NAME/LICENSE
 cp $SOURCE_DIR/ThirdPartyNotices.txt $BINARY_DIR/$ARTIFACT_NAME/ThirdPartyNotices.txt
diff --git a/tools/ci_build/github/linux/docker/Dockerfile.centos_gpu b/tools/ci_build/github/linux/docker/Dockerfile.centos_gpu
deleted file mode 100644
index 4efd489bd6..0000000000
--- a/tools/ci_build/github/linux/docker/Dockerfile.centos_gpu
+++ /dev/null
@@ -1,11 +0,0 @@
-FROM nvcr.io/nvidia/cuda:10.2-cudnn8-devel-centos7
-
-ADD scripts /tmp/scripts
-RUN cd /tmp/scripts && /tmp/scripts/manylinux/install_centos.sh && /tmp/scripts/manylinux/install_deps.sh && rm -rf /tmp/scripts
-
-ARG BUILD_UID=1001
-ARG BUILD_USER=onnxruntimedev
-RUN adduser --uid $BUILD_UID $BUILD_USER
-WORKDIR /home/$BUILD_USER
-USER $BUILD_USER
-ENV PATH /usr/local/gradle/bin:$PATH
diff --git a/tools/ci_build/github/linux/docker/Dockerfile.manylinux2014_cuda10_2 b/tools/ci_build/github/linux/docker/Dockerfile.manylinux2014_cuda10_2
index 7d4b85e125..11f70e02a0 100644
--- a/tools/ci_build/github/linux/docker/Dockerfile.manylinux2014_cuda10_2
+++ b/tools/ci_build/github/linux/docker/Dockerfile.manylinux2014_cuda10_2
@@ -17,7 +17,7 @@ ENV LD_LIBRARY_PATH $DEVTOOLSET_ROOTPATH/usr/lib64:$DEVTOOLSET_ROOTPATH/usr/lib:
 ENV PKG_CONFIG_PATH /usr/local/lib/pkgconfig
 
 COPY manylinux2014_build_scripts /manylinux2014_build_scripts
-RUN bash /manylinux2014_build_scripts/build.sh 8 && rm -r manylinux2014_build_scripts
+RUN bash /manylinux2014_build_scripts/build.sh 8 && rm -r manylinux2014_build_scripts && yum downgrade  -y glibc-2.17-317.el7 glibc-common-2.17-317.el7 glibc-devel-2.17-317.el7 glibc-headers-2.17-317.el7
 
 ENV SSL_CERT_FILE=/opt/_internal/certs.pem
 
diff --git a/tools/ci_build/github/linux/docker/Dockerfile.manylinux2014_gpu b/tools/ci_build/github/linux/docker/Dockerfile.manylinux2014_gpu
index 44aac5f60b..9a910b0d79 100644
--- a/tools/ci_build/github/linux/docker/Dockerfile.manylinux2014_gpu
+++ b/tools/ci_build/github/linux/docker/Dockerfile.manylinux2014_gpu
@@ -19,7 +19,7 @@ ENV LD_LIBRARY_PATH $DEVTOOLSET_ROOTPATH/usr/lib64:$DEVTOOLSET_ROOTPATH/usr/lib:
 ENV PKG_CONFIG_PATH /usr/local/lib/pkgconfig
 
 COPY manylinux2014_build_scripts /manylinux2014_build_scripts
-RUN bash /manylinux2014_build_scripts/build.sh 8 && rm -r manylinux2014_build_scripts
+RUN bash /manylinux2014_build_scripts/build.sh 8 && rm -r manylinux2014_build_scripts && yum downgrade  -y glibc-2.17-317.el7 glibc-common-2.17-317.el7 glibc-devel-2.17-317.el7 glibc-headers-2.17-317.el7
 
 ENV SSL_CERT_FILE=/opt/_internal/certs.pem
 
diff --git a/tools/nuget/generate_nuspec_for_native_nuget.py b/tools/nuget/generate_nuspec_for_native_nuget.py
index 7fc6dadf3e..7a3cb390be 100644
--- a/tools/nuget/generate_nuspec_for_native_nuget.py
+++ b/tools/nuget/generate_nuspec_for_native_nuget.py
@@ -424,15 +424,12 @@ def generate_files(list, args):
         files_list.append('<file src=' + '"' + target_targets + '" target="build\\native" />')
         files_list.append('<file src=' + '"' + target_targets + '" target="build\\netstandard1.1" />')
 
-    # Process License, ThirdPartyNotices, Privacy, README
+    # Process License, ThirdPartyNotices, Privacy
     files_list.append('<file src=' + '"' + os.path.join(args.sources_path, 'LICENSE.txt') + '" target="LICENSE.txt" />')
     files_list.append('<file src=' + '"' + os.path.join(args.sources_path, 'ThirdPartyNotices.txt') +
                       '" target="ThirdPartyNotices.txt" />')
     files_list.append('<file src=' + '"' + os.path.join(args.sources_path, 'docs', 'Privacy.md') +
                       '" target="Privacy.md" />')
-    files_list.append('<file src=' + '"' + os.path.join(args.sources_path, 'docs', 'C_API.md') +
-                      '" target="README.md" />')
-
     files_list.append('</files>')
 
     list += files_list