diff --git a/build.sh b/build.sh
index 1017d5caabb5..a434b2383c81 100755
--- a/build.sh
+++ b/build.sh
@@ -56,19 +56,36 @@ usage()
     exit 1
 }
 
-initDistroRid()
+initHostDistroRid()
 {
-    if [ "$__BuildOS" == "Linux" ]; then
+    if [ "$__HostOS" == "Linux" ]; then
         if [ ! -e /etc/os-release ]; then
             echo "WARNING: Can not determine runtime id for current distro."
-            export __DistroRid=""
+            __HostDistroRid=""
         else
             source /etc/os-release
-            export __DistroRid="$ID.$VERSION_ID-$__HostArch"
+            __HostDistroRid="$ID.$VERSION_ID-$__HostArch"
         fi
     fi
 }
 
+initTargetDistroRid()
+{
+    if [ $__CrossBuild == 1 ]; then
+        if [ "$__BuildOS" == "Linux" ]; then
+            if [ ! -e $ROOTFS_DIR/etc/os-release ]; then
+                echo "WARNING: Can not determine runtime id for current distro."
+                export __DistroRid=""
+            else
+                source $ROOTFS_DIR/etc/os-release
+                export __DistroRid="$ID.$VERSION_ID-$__BuildArch"
+            fi
+        fi
+    else
+        export __DistroRid="$__HostDistroRid"
+    fi
+}
+
 setup_dirs()
 {
     echo Setting up directories for build
@@ -228,7 +245,7 @@ isMSBuildOnNETCoreSupported()
 
     if [ "$__HostArch" == "x64" ]; then
         if [ "$__HostOS" == "Linux" ]; then
-            case "$__DistroRid" in
+            case "$__HostDistroRid" in
                 "centos.7-x64")
                     __isMSBuildOnNETCoreSupported=1
                     ;;
@@ -476,6 +493,7 @@ __CrossBuild=0
 __ClangMajorVersion=0
 __ClangMinorVersion=0
 __NuGetPath="$__PackagesDir/NuGet.exe"
+__HostDistroRid=""
 __DistroRid=""
 __cmakeargs=""
 __SkipGenerateVersion=0
@@ -664,8 +682,8 @@ fi
 # Set dependent variables
 __LogsDir="$__RootBinDir/Logs"
 
-# init the distro name
-initDistroRid
+# init the host distro name
+initHostDistroRid
 
 # Set the remaining variables based upon the determined build configuration
 __BinDir="$__RootBinDir/Product/$__BuildOS.$__BuildArch.$__BuildType"
@@ -701,6 +719,9 @@ if [ $__CrossBuild == 1 ]; then
     fi
 fi
 
+# init the target distro name
+initTargetDistroRid
+
 # Make the directories necessary for build if they don't exist
 
 setup_dirs
diff --git a/src/.nuget/Microsoft.NETCore.ILAsm/Microsoft.NETCore.ILAsm.builds b/src/.nuget/Microsoft.NETCore.ILAsm/Microsoft.NETCore.ILAsm.builds
index 6f417e678bd4..90a17861e74c 100644
--- a/src/.nuget/Microsoft.NETCore.ILAsm/Microsoft.NETCore.ILAsm.builds
+++ b/src/.nuget/Microsoft.NETCore.ILAsm/Microsoft.NETCore.ILAsm.builds
@@ -55,10 +55,18 @@
       <OSGroup>Linux</OSGroup>
       <Platform>amd64</Platform>
     </Project>
+    <Project Condition="'$(TargetsLinux)' == 'true' and '$(DistroRid)' == 'ubuntu.14.04-arm'" Include="ubuntu/14.04/Microsoft.NETCore.ILAsm.pkgproj">
+      <OSGroup>Linux</OSGroup>
+      <Platform>arm</Platform>
+    </Project>
     <Project Condition="'$(TargetsLinux)' == 'true' and '$(DistroRid)' == 'ubuntu.16.04-x64'" Include="ubuntu/16.04/Microsoft.NETCore.ILAsm.pkgproj">
       <OSGroup>Linux</OSGroup>
       <Platform>amd64</Platform>
     </Project>
+    <Project Condition="'$(TargetsLinux)' == 'true' and '$(DistroRid)' == 'ubuntu.16.04-arm'" Include="ubuntu/16.04/Microsoft.NETCore.ILAsm.pkgproj">
+      <OSGroup>Linux</OSGroup>
+      <Platform>arm</Platform>
+    </Project>
     <Project Condition="'$(TargetsLinux)' == 'true' and '$(DistroRid)' == 'ubuntu.16.10-x64'" Include="ubuntu/16.10/Microsoft.NETCore.ILAsm.pkgproj">
       <OSGroup>Linux</OSGroup>
       <Platform>amd64</Platform>
diff --git a/src/.nuget/Microsoft.NETCore.ILAsm/Microsoft.NETCore.ILAsm.pkgproj b/src/.nuget/Microsoft.NETCore.ILAsm/Microsoft.NETCore.ILAsm.pkgproj
index a67cf4cac2f0..48c8db36295b 100644
--- a/src/.nuget/Microsoft.NETCore.ILAsm/Microsoft.NETCore.ILAsm.pkgproj
+++ b/src/.nuget/Microsoft.NETCore.ILAsm/Microsoft.NETCore.ILAsm.pkgproj
@@ -43,9 +43,15 @@
     <ProjectReference Include="ubuntu\14.04\Microsoft.NETCore.ILAsm.pkgproj">
       <Platform>amd64</Platform>
     </ProjectReference>
+    <ProjectReference Include="ubuntu\14.04\Microsoft.NETCore.ILAsm.pkgproj">
+      <Platform>arm</Platform>
+    </ProjectReference>
     <ProjectReference Include="ubuntu\16.04\Microsoft.NETCore.ILAsm.pkgproj">
       <Platform>amd64</Platform>
     </ProjectReference>
+    <ProjectReference Include="ubuntu\16.04\Microsoft.NETCore.ILAsm.pkgproj">
+      <Platform>arm</Platform>
+    </ProjectReference>
     <ProjectReference Include="ubuntu\16.10\Microsoft.NETCore.ILAsm.pkgproj">
       <Platform>amd64</Platform>
     </ProjectReference>
@@ -57,4 +63,4 @@
     </ProjectReference>
   </ItemGroup>
   <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.targets))\dir.targets" />
-</Project>
\ No newline at end of file
+</Project>
diff --git a/src/.nuget/Microsoft.NETCore.ILAsm/ubuntu/14.04/Microsoft.NETCore.ILAsm.pkgproj b/src/.nuget/Microsoft.NETCore.ILAsm/ubuntu/14.04/Microsoft.NETCore.ILAsm.pkgproj
index 0864a6579066..cacadc78b1ff 100644
--- a/src/.nuget/Microsoft.NETCore.ILAsm/ubuntu/14.04/Microsoft.NETCore.ILAsm.pkgproj
+++ b/src/.nuget/Microsoft.NETCore.ILAsm/ubuntu/14.04/Microsoft.NETCore.ILAsm.pkgproj
@@ -4,8 +4,8 @@
   <PropertyGroup>
     <SkipPackageFileCheck>true</SkipPackageFileCheck>
     <PackageTargetRuntime>ubuntu.14.04-$(PackagePlatform)</PackageTargetRuntime>
-    <!-- only build for x64 -->
-    <PackagePlatforms>x64;</PackagePlatforms>
+    <!-- build for x64, arm -->
+    <PackagePlatforms>x64;arm;</PackagePlatforms>
   </PropertyGroup>
   <ItemGroup>
     <NativeSplittableBinary Include="$(BinDir)ilasm" />
@@ -26,4 +26,4 @@
     </File>
   </ItemGroup>
   <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.targets))\dir.targets" />
-</Project>
\ No newline at end of file
+</Project>
diff --git a/src/.nuget/Microsoft.NETCore.ILAsm/ubuntu/16.04/Microsoft.NETCore.ILAsm.pkgproj b/src/.nuget/Microsoft.NETCore.ILAsm/ubuntu/16.04/Microsoft.NETCore.ILAsm.pkgproj
index b48290bed1b0..818495e6e285 100644
--- a/src/.nuget/Microsoft.NETCore.ILAsm/ubuntu/16.04/Microsoft.NETCore.ILAsm.pkgproj
+++ b/src/.nuget/Microsoft.NETCore.ILAsm/ubuntu/16.04/Microsoft.NETCore.ILAsm.pkgproj
@@ -4,8 +4,8 @@
   <PropertyGroup>
     <SkipPackageFileCheck>true</SkipPackageFileCheck>
     <PackageTargetRuntime>ubuntu.16.04-$(PackagePlatform)</PackageTargetRuntime>
-    <!-- only build for x64 -->
-    <PackagePlatforms>x64;</PackagePlatforms>
+    <!-- build for x64, arm -->
+    <PackagePlatforms>x64;arm;</PackagePlatforms>
   </PropertyGroup>
   <ItemGroup>
     <NativeSplittableBinary Include="$(BinDir)ilasm" />
@@ -26,4 +26,4 @@
     </File>
   </ItemGroup>
   <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.targets))\dir.targets" />
-</Project>
\ No newline at end of file
+</Project>
diff --git a/src/.nuget/Microsoft.NETCore.ILDAsm/Microsoft.NETCore.ILDAsm.builds b/src/.nuget/Microsoft.NETCore.ILDAsm/Microsoft.NETCore.ILDAsm.builds
index 01cb6f6782d5..db3bf8bb8c05 100644
--- a/src/.nuget/Microsoft.NETCore.ILDAsm/Microsoft.NETCore.ILDAsm.builds
+++ b/src/.nuget/Microsoft.NETCore.ILDAsm/Microsoft.NETCore.ILDAsm.builds
@@ -55,10 +55,18 @@
       <OSGroup>Linux</OSGroup>
       <Platform>amd64</Platform>
     </Project>
+    <Project Condition="'$(TargetsLinux)' == 'true' and '$(DistroRid)' == 'ubuntu.14.04-arm'" Include="ubuntu/14.04/Microsoft.NETCore.ILDAsm.pkgproj">
+      <OSGroup>Linux</OSGroup>
+      <Platform>arm</Platform>
+    </Project>
     <Project Condition="'$(TargetsLinux)' == 'true' and '$(DistroRid)' == 'ubuntu.16.04-x64'" Include="ubuntu/16.04/Microsoft.NETCore.ILDAsm.pkgproj">
       <OSGroup>Linux</OSGroup>
       <Platform>amd64</Platform>
     </Project>
+    <Project Condition="'$(TargetsLinux)' == 'true' and '$(DistroRid)' == 'ubuntu.16.04-arm'" Include="ubuntu/16.04/Microsoft.NETCore.ILDAsm.pkgproj">
+      <OSGroup>Linux</OSGroup>
+      <Platform>arm</Platform>
+    </Project>
     <Project Condition="'$(TargetsLinux)' == 'true' and '$(DistroRid)' == 'ubuntu.16.10-x64'" Include="ubuntu/16.10/Microsoft.NETCore.ILDAsm.pkgproj">
       <OSGroup>Linux</OSGroup>
       <Platform>amd64</Platform>
diff --git a/src/.nuget/Microsoft.NETCore.ILDAsm/Microsoft.NETCore.ILDAsm.pkgproj b/src/.nuget/Microsoft.NETCore.ILDAsm/Microsoft.NETCore.ILDAsm.pkgproj
index 1f2f3975d9b0..85387499806d 100644
--- a/src/.nuget/Microsoft.NETCore.ILDAsm/Microsoft.NETCore.ILDAsm.pkgproj
+++ b/src/.nuget/Microsoft.NETCore.ILDAsm/Microsoft.NETCore.ILDAsm.pkgproj
@@ -43,9 +43,15 @@
     <ProjectReference Include="ubuntu\14.04\Microsoft.NETCore.ILDAsm.pkgproj">
       <Platform>amd64</Platform>
     </ProjectReference>
+    <ProjectReference Include="ubuntu\14.04\Microsoft.NETCore.ILDAsm.pkgproj">
+      <Platform>arm</Platform>
+    </ProjectReference>
     <ProjectReference Include="ubuntu\16.04\Microsoft.NETCore.ILDAsm.pkgproj">
       <Platform>amd64</Platform>
     </ProjectReference>
+    <ProjectReference Include="ubuntu\16.04\Microsoft.NETCore.ILDAsm.pkgproj">
+      <Platform>arm</Platform>
+    </ProjectReference>
     <ProjectReference Include="ubuntu\16.10\Microsoft.NETCore.ILDAsm.pkgproj">
       <Platform>amd64</Platform>
     </ProjectReference>
@@ -57,4 +63,4 @@
     </ProjectReference>
   </ItemGroup>
   <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.targets))\dir.targets" />
-</Project>
\ No newline at end of file
+</Project>
diff --git a/src/.nuget/Microsoft.NETCore.ILDAsm/ubuntu/14.04/Microsoft.NETCore.ILDAsm.pkgproj b/src/.nuget/Microsoft.NETCore.ILDAsm/ubuntu/14.04/Microsoft.NETCore.ILDAsm.pkgproj
index e5bdb5122d72..e087645962a5 100644
--- a/src/.nuget/Microsoft.NETCore.ILDAsm/ubuntu/14.04/Microsoft.NETCore.ILDAsm.pkgproj
+++ b/src/.nuget/Microsoft.NETCore.ILDAsm/ubuntu/14.04/Microsoft.NETCore.ILDAsm.pkgproj
@@ -4,8 +4,8 @@
   <PropertyGroup>
     <SkipPackageFileCheck>true</SkipPackageFileCheck>
     <PackageTargetRuntime>ubuntu.14.04-$(PackagePlatform)</PackageTargetRuntime>
-    <!-- only build for x64 -->
-    <PackagePlatforms>x64;</PackagePlatforms>
+    <!-- build for x64, arm -->
+    <PackagePlatforms>x64;arm;</PackagePlatforms>
   </PropertyGroup>
   <ItemGroup>
     <NativeSplittableBinary Include="$(BinDir)ildasm" />
@@ -26,4 +26,4 @@
     </File>
   </ItemGroup>
   <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.targets))\dir.targets" />
-</Project>
\ No newline at end of file
+</Project>
diff --git a/src/.nuget/Microsoft.NETCore.ILDAsm/ubuntu/16.04/Microsoft.NETCore.ILDAsm.pkgproj b/src/.nuget/Microsoft.NETCore.ILDAsm/ubuntu/16.04/Microsoft.NETCore.ILDAsm.pkgproj
index b20c9c996903..776e59ba1683 100644
--- a/src/.nuget/Microsoft.NETCore.ILDAsm/ubuntu/16.04/Microsoft.NETCore.ILDAsm.pkgproj
+++ b/src/.nuget/Microsoft.NETCore.ILDAsm/ubuntu/16.04/Microsoft.NETCore.ILDAsm.pkgproj
@@ -4,8 +4,8 @@
   <PropertyGroup>
     <SkipPackageFileCheck>true</SkipPackageFileCheck>
     <PackageTargetRuntime>ubuntu.16.04-$(PackagePlatform)</PackageTargetRuntime>
-    <!-- only build for x64 -->
-    <PackagePlatforms>x64;</PackagePlatforms>
+    <!-- build for x64, arm -->
+    <PackagePlatforms>x64;arm;</PackagePlatforms>
   </PropertyGroup>
   <ItemGroup>
     <NativeSplittableBinary Include="$(BinDir)ildasm" />
@@ -26,4 +26,4 @@
     </File>
   </ItemGroup>
   <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.targets))\dir.targets" />
-</Project>
\ No newline at end of file
+</Project>
diff --git a/src/.nuget/Microsoft.NETCore.Jit/Microsoft.NETCore.Jit.builds b/src/.nuget/Microsoft.NETCore.Jit/Microsoft.NETCore.Jit.builds
index d730126eb29c..6a956978532d 100644
--- a/src/.nuget/Microsoft.NETCore.Jit/Microsoft.NETCore.Jit.builds
+++ b/src/.nuget/Microsoft.NETCore.Jit/Microsoft.NETCore.Jit.builds
@@ -55,10 +55,18 @@
       <OSGroup>Linux</OSGroup>
       <Platform>amd64</Platform>
     </Project>
+    <Project Condition="'$(TargetsLinux)' == 'true' and '$(DistroRid)' == 'ubuntu.14.04-arm'" Include="ubuntu/14.04/Microsoft.NETCore.Jit.pkgproj">
+      <OSGroup>Linux</OSGroup>
+      <Platform>arm</Platform>
+    </Project>
     <Project Condition="'$(TargetsLinux)' == 'true' and '$(DistroRid)' == 'ubuntu.16.04-x64'" Include="ubuntu/16.04/Microsoft.NETCore.Jit.pkgproj">
       <OSGroup>Linux</OSGroup>
       <Platform>amd64</Platform>
     </Project>
+    <Project Condition="'$(TargetsLinux)' == 'true' and '$(DistroRid)' == 'ubuntu.16.04-arm'" Include="ubuntu/16.04/Microsoft.NETCore.Jit.pkgproj">
+      <OSGroup>Linux</OSGroup>
+      <Platform>arm</Platform>
+    </Project>
     <Project Condition="'$(TargetsLinux)' == 'true' and '$(DistroRid)' == 'ubuntu.16.10-x64'" Include="ubuntu/16.10/Microsoft.NETCore.Jit.pkgproj">
       <OSGroup>Linux</OSGroup>
       <Platform>amd64</Platform>
diff --git a/src/.nuget/Microsoft.NETCore.Jit/Microsoft.NETCore.Jit.pkgproj b/src/.nuget/Microsoft.NETCore.Jit/Microsoft.NETCore.Jit.pkgproj
index c2e5ee6aa014..6775ccc61449 100644
--- a/src/.nuget/Microsoft.NETCore.Jit/Microsoft.NETCore.Jit.pkgproj
+++ b/src/.nuget/Microsoft.NETCore.Jit/Microsoft.NETCore.Jit.pkgproj
@@ -42,9 +42,15 @@
     <ProjectReference Include="ubuntu\14.04\Microsoft.NETCore.Jit.pkgproj">
       <Platform>amd64</Platform>
     </ProjectReference>
+    <ProjectReference Include="ubuntu\14.04\Microsoft.NETCore.Jit.pkgproj">
+      <Platform>arm</Platform>
+    </ProjectReference>
     <ProjectReference Include="ubuntu\16.04\Microsoft.NETCore.Jit.pkgproj">
       <Platform>amd64</Platform>
     </ProjectReference>
+    <ProjectReference Include="ubuntu\16.04\Microsoft.NETCore.Jit.pkgproj">
+      <Platform>arm</Platform>
+    </ProjectReference>
     <ProjectReference Include="ubuntu\16.10\Microsoft.NETCore.Jit.pkgproj">
       <Platform>amd64</Platform>
     </ProjectReference>
@@ -56,4 +62,4 @@
     </ProjectReference>
   </ItemGroup>
   <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.targets))\dir.targets" />
-</Project>
\ No newline at end of file
+</Project>
diff --git a/src/.nuget/Microsoft.NETCore.Jit/ubuntu/14.04/Microsoft.NETCore.Jit.pkgproj b/src/.nuget/Microsoft.NETCore.Jit/ubuntu/14.04/Microsoft.NETCore.Jit.pkgproj
index e6775dabff46..50d343f977f8 100644
--- a/src/.nuget/Microsoft.NETCore.Jit/ubuntu/14.04/Microsoft.NETCore.Jit.pkgproj
+++ b/src/.nuget/Microsoft.NETCore.Jit/ubuntu/14.04/Microsoft.NETCore.Jit.pkgproj
@@ -4,8 +4,8 @@
   <PropertyGroup>
     <SkipPackageFileCheck>true</SkipPackageFileCheck>
     <PackageTargetRuntime>ubuntu.14.04-$(PackagePlatform)</PackageTargetRuntime>
-    <!-- only build for x64 -->
-    <PackagePlatforms>x64;</PackagePlatforms>
+    <!-- build for x64, arm -->
+    <PackagePlatforms>x64;arm;</PackagePlatforms>
   </PropertyGroup>
   <ItemGroup>
     <NativeSplittableBinary Include="$(BinDir)libclrjit.so" />
@@ -26,4 +26,4 @@
     </File>
   </ItemGroup>
   <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.targets))\dir.targets" />
-</Project>
\ No newline at end of file
+</Project>
diff --git a/src/.nuget/Microsoft.NETCore.Jit/ubuntu/16.04/Microsoft.NETCore.Jit.pkgproj b/src/.nuget/Microsoft.NETCore.Jit/ubuntu/16.04/Microsoft.NETCore.Jit.pkgproj
index dc59c2a8ad14..e57b7c51d5e5 100644
--- a/src/.nuget/Microsoft.NETCore.Jit/ubuntu/16.04/Microsoft.NETCore.Jit.pkgproj
+++ b/src/.nuget/Microsoft.NETCore.Jit/ubuntu/16.04/Microsoft.NETCore.Jit.pkgproj
@@ -4,8 +4,8 @@
   <PropertyGroup>
     <SkipPackageFileCheck>true</SkipPackageFileCheck>
     <PackageTargetRuntime>ubuntu.16.04-$(PackagePlatform)</PackageTargetRuntime>
-    <!-- only build for x64 -->
-    <PackagePlatforms>x64;</PackagePlatforms>
+    <!-- build for x64, arm -->
+    <PackagePlatforms>x64;arm;</PackagePlatforms>
   </PropertyGroup>
   <ItemGroup>
     <NativeSplittableBinary Include="$(BinDir)libclrjit.so" />
@@ -26,4 +26,4 @@
     </File>
   </ItemGroup>
   <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.targets))\dir.targets" />
-</Project>
\ No newline at end of file
+</Project>
diff --git a/src/.nuget/Microsoft.NETCore.Runtime.CoreCLR/Microsoft.NETCore.Runtime.CoreCLR.builds b/src/.nuget/Microsoft.NETCore.Runtime.CoreCLR/Microsoft.NETCore.Runtime.CoreCLR.builds
index 284edcb28c3d..6124136722bc 100644
--- a/src/.nuget/Microsoft.NETCore.Runtime.CoreCLR/Microsoft.NETCore.Runtime.CoreCLR.builds
+++ b/src/.nuget/Microsoft.NETCore.Runtime.CoreCLR/Microsoft.NETCore.Runtime.CoreCLR.builds
@@ -6,7 +6,6 @@
     <!-- This property must be set to the same value as $(PackageOutputPath) for the nuspecs and nupkgs to be binplaced to the intended location. -->
     <OutputPath>$(PackageOutputPath)</OutputPath>
   </PropertyGroup>
-
   <!-- We always build the identity/redirection package. However, the platform specific runtime-*.nupkg is built based upon the target OS we are building the product for. -->
   <ItemGroup>
     <Project Include="Microsoft.NETCore.Runtime.CoreCLR.pkgproj">
@@ -55,10 +54,18 @@
       <OSGroup>Linux</OSGroup>
       <Platform>amd64</Platform>
     </Project>
+    <Project Condition="'$(TargetsLinux)' == 'true' and '$(DistroRid)' == 'ubuntu.14.04-arm'" Include="ubuntu/14.04/Microsoft.NETCore.Runtime.CoreCLR.pkgproj">
+      <OSGroup>Linux</OSGroup>
+      <Platform>arm</Platform>
+    </Project>
     <Project Condition="'$(TargetsLinux)' == 'true' and '$(DistroRid)' == 'ubuntu.16.04-x64'" Include="ubuntu/16.04/Microsoft.NETCore.Runtime.CoreCLR.pkgproj">
       <OSGroup>Linux</OSGroup>
       <Platform>amd64</Platform>
     </Project>
+    <Project Condition="'$(TargetsLinux)' == 'true' and '$(DistroRid)' == 'ubuntu.16.04-arm'" Include="ubuntu/16.04/Microsoft.NETCore.Runtime.CoreCLR.pkgproj">
+      <OSGroup>Linux</OSGroup>
+      <Platform>arm</Platform>
+    </Project>
     <Project Condition="'$(TargetsLinux)' == 'true' and '$(DistroRid)' == 'ubuntu.16.10-x64'" Include="ubuntu/16.10/Microsoft.NETCore.Runtime.CoreCLR.pkgproj">
       <OSGroup>Linux</OSGroup>
       <Platform>amd64</Platform>
diff --git a/src/.nuget/Microsoft.NETCore.Runtime.CoreCLR/Microsoft.NETCore.Runtime.CoreCLR.pkgproj b/src/.nuget/Microsoft.NETCore.Runtime.CoreCLR/Microsoft.NETCore.Runtime.CoreCLR.pkgproj
index aa01e6265d7b..f40ee4f4b7e7 100644
--- a/src/.nuget/Microsoft.NETCore.Runtime.CoreCLR/Microsoft.NETCore.Runtime.CoreCLR.pkgproj
+++ b/src/.nuget/Microsoft.NETCore.Runtime.CoreCLR/Microsoft.NETCore.Runtime.CoreCLR.pkgproj
@@ -48,9 +48,15 @@
     <ProjectReference Include="ubuntu\14.04\Microsoft.NETCore.Runtime.CoreCLR.pkgproj">
       <Platform>amd64</Platform>
     </ProjectReference>
+    <ProjectReference Include="ubuntu\14.04\Microsoft.NETCore.Runtime.CoreCLR.pkgproj">
+      <Platform>arm</Platform>
+    </ProjectReference>
     <ProjectReference Include="ubuntu\16.04\Microsoft.NETCore.Runtime.CoreCLR.pkgproj">
       <Platform>amd64</Platform>
     </ProjectReference>
+    <ProjectReference Include="ubuntu\16.04\Microsoft.NETCore.Runtime.CoreCLR.pkgproj">
+      <Platform>arm</Platform>
+    </ProjectReference>
     <ProjectReference Include="ubuntu\16.10\Microsoft.NETCore.Runtime.CoreCLR.pkgproj">
       <Platform>amd64</Platform>
     </ProjectReference>
@@ -62,4 +68,4 @@
     </ProjectReference>
   </ItemGroup>
   <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.targets))\dir.targets" />
-</Project>
\ No newline at end of file
+</Project>
diff --git a/src/.nuget/Microsoft.NETCore.Runtime.CoreCLR/ubuntu/14.04/Microsoft.NETCore.Runtime.CoreCLR.pkgproj b/src/.nuget/Microsoft.NETCore.Runtime.CoreCLR/ubuntu/14.04/Microsoft.NETCore.Runtime.CoreCLR.pkgproj
index 4b1f151f1d45..86cb61a26482 100644
--- a/src/.nuget/Microsoft.NETCore.Runtime.CoreCLR/ubuntu/14.04/Microsoft.NETCore.Runtime.CoreCLR.pkgproj
+++ b/src/.nuget/Microsoft.NETCore.Runtime.CoreCLR/ubuntu/14.04/Microsoft.NETCore.Runtime.CoreCLR.pkgproj
@@ -4,12 +4,12 @@
   <PropertyGroup>
     <SkipPackageFileCheck>true</SkipPackageFileCheck>
     <PackageTargetRuntime>ubuntu.14.04-$(PackagePlatform)</PackageTargetRuntime>
-    <!-- only build for x64 -->
-    <PackagePlatforms>x64;</PackagePlatforms>
+    <!-- build for x64, arm -->
+    <PackagePlatforms>x64;arm;</PackagePlatforms>
   </PropertyGroup>
   <ItemGroup>
     <NativeSplittableBinary Include="$(BinDir)libcoreclr.so" />
-    <NativeSplittableBinary Include="$(BinDir)libcoreclrtraceptprovider.so" />
+    <NativeSplittableBinary Condition="'$(PackagePlatform)' != 'arm'" Include="$(BinDir)libcoreclrtraceptprovider.so" />
     <NativeSplittableBinary Include="$(BinDir)libdbgshim.so" />
     <NativeSplittableBinary Include="$(BinDir)libmscordaccore.so" />
     <NativeSplittableBinary Include="$(BinDir)libmscordbi.so" />
@@ -17,8 +17,8 @@
     <NativeSplittableBinary Include="$(BinDir)libsosplugin.so" />
     <NativeSplittableBinary Include="$(BinDir)System.Globalization.Native.so" />
     <ArchitectureSpecificNativeFile Include="$(BinDir)sosdocsunix.txt" />
-    <ArchitectureSpecificNativeFile Include="$(BinDir)mscorlib.ni.dll" />
-    <ArchitectureSpecificNativeFile Include="$(BinDir)System.Private.CoreLib.ni.dll" />
+    <ArchitectureSpecificNativeFile Condition="'$(PackagePlatform)'!='arm'" Include="$(BinDir)mscorlib.ni.dll" />
+    <ArchitectureSpecificNativeFile Condition="'$(PackagePlatform)'!='arm'" Include="$(BinDir)System.Private.CoreLib.ni.dll" />
     <ArchitectureSpecificLibFile Include="$(BinDir)System.Private.CoreLib.dll" />
     <ArchitectureSpecificLibFile Include="$(BinDir)mscorlib.dll" />
     <ArchitectureSpecificLibFile Include="$(BinDir)SOS.NETCore.dll" />
diff --git a/src/.nuget/Microsoft.NETCore.Runtime.CoreCLR/ubuntu/16.04/Microsoft.NETCore.Runtime.CoreCLR.pkgproj b/src/.nuget/Microsoft.NETCore.Runtime.CoreCLR/ubuntu/16.04/Microsoft.NETCore.Runtime.CoreCLR.pkgproj
index 7163623d3707..72c48ee4599e 100644
--- a/src/.nuget/Microsoft.NETCore.Runtime.CoreCLR/ubuntu/16.04/Microsoft.NETCore.Runtime.CoreCLR.pkgproj
+++ b/src/.nuget/Microsoft.NETCore.Runtime.CoreCLR/ubuntu/16.04/Microsoft.NETCore.Runtime.CoreCLR.pkgproj
@@ -4,12 +4,12 @@
   <PropertyGroup>
     <SkipPackageFileCheck>true</SkipPackageFileCheck>
     <PackageTargetRuntime>ubuntu.16.04-$(PackagePlatform)</PackageTargetRuntime>
-    <!-- only build for x64 -->
-    <PackagePlatforms>x64;</PackagePlatforms>
+    <!-- build for x64, arm -->
+    <PackagePlatforms>x64;arm;</PackagePlatforms>
   </PropertyGroup>
   <ItemGroup>
     <NativeSplittableBinary Include="$(BinDir)libcoreclr.so" />
-    <NativeSplittableBinary Include="$(BinDir)libcoreclrtraceptprovider.so" />
+    <NativeSplittableBinary Condition="'$(PackagePlatform)' != 'arm'" Include="$(BinDir)libcoreclrtraceptprovider.so" />
     <NativeSplittableBinary Include="$(BinDir)libdbgshim.so" />
     <NativeSplittableBinary Include="$(BinDir)libmscordaccore.so" />
     <NativeSplittableBinary Include="$(BinDir)libmscordbi.so" />
@@ -17,8 +17,8 @@
     <NativeSplittableBinary Include="$(BinDir)libsosplugin.so" />
     <NativeSplittableBinary Include="$(BinDir)System.Globalization.Native.so" />
     <ArchitectureSpecificNativeFile Include="$(BinDir)sosdocsunix.txt" />
-    <ArchitectureSpecificNativeFile Include="$(BinDir)mscorlib.ni.dll" />
-    <ArchitectureSpecificNativeFile Include="$(BinDir)System.Private.CoreLib.ni.dll" />
+    <ArchitectureSpecificNativeFile Condition="'$(PackagePlatform)' != 'arm'" Include="$(BinDir)mscorlib.ni.dll" />
+    <ArchitectureSpecificNativeFile Condition="'$(PackagePlatform)' != 'arm'" Include="$(BinDir)System.Private.CoreLib.ni.dll" />
     <ArchitectureSpecificLibFile Include="$(BinDir)System.Private.CoreLib.dll" />
     <ArchitectureSpecificLibFile Include="$(BinDir)mscorlib.dll" />
     <ArchitectureSpecificLibFile Include="$(BinDir)SOS.NETCore.dll" />
diff --git a/src/.nuget/Microsoft.NETCore.TestHost/Microsoft.NETCore.TestHost.builds b/src/.nuget/Microsoft.NETCore.TestHost/Microsoft.NETCore.TestHost.builds
index 205372799609..78681ef43b3c 100644
--- a/src/.nuget/Microsoft.NETCore.TestHost/Microsoft.NETCore.TestHost.builds
+++ b/src/.nuget/Microsoft.NETCore.TestHost/Microsoft.NETCore.TestHost.builds
@@ -55,10 +55,18 @@
       <OSGroup>Linux</OSGroup>
       <Platform>amd64</Platform>
     </Project>
+    <Project Condition="'$(TargetsLinux)' == 'true' and '$(DistroRid)' == 'ubuntu.14.04-arm'" Include="ubuntu/14.04/Microsoft.NETCore.TestHost.pkgproj">
+      <OSGroup>Linux</OSGroup>
+      <Platform>arm</Platform>
+    </Project>
     <Project Condition="'$(TargetsLinux)' == 'true' and '$(DistroRid)' == 'ubuntu.16.04-x64'" Include="ubuntu/16.04/Microsoft.NETCore.TestHost.pkgproj">
       <OSGroup>Linux</OSGroup>
       <Platform>amd64</Platform>
     </Project>
+    <Project Condition="'$(TargetsLinux)' == 'true' and '$(DistroRid)' == 'ubuntu.16.04-arm'" Include="ubuntu/16.04/Microsoft.NETCore.TestHost.pkgproj">
+      <OSGroup>Linux</OSGroup>
+      <Platform>arm</Platform>
+    </Project>
     <Project Condition="'$(TargetsLinux)' == 'true' and '$(DistroRid)' == 'ubuntu.16.10-x64'" Include="ubuntu/16.10/Microsoft.NETCore.TestHost.pkgproj">
       <OSGroup>Linux</OSGroup>
       <Platform>amd64</Platform>
diff --git a/src/.nuget/Microsoft.NETCore.TestHost/Microsoft.NETCore.TestHost.pkgproj b/src/.nuget/Microsoft.NETCore.TestHost/Microsoft.NETCore.TestHost.pkgproj
index 928397e72419..c831f931cfa4 100644
--- a/src/.nuget/Microsoft.NETCore.TestHost/Microsoft.NETCore.TestHost.pkgproj
+++ b/src/.nuget/Microsoft.NETCore.TestHost/Microsoft.NETCore.TestHost.pkgproj
@@ -42,9 +42,15 @@
     <ProjectReference Include="ubuntu\14.04\Microsoft.NETCore.TestHost.pkgproj">
       <Platform>amd64</Platform>
     </ProjectReference>
+    <ProjectReference Include="ubuntu\14.04\Microsoft.NETCore.TestHost.pkgproj">
+      <Platform>arm</Platform>
+    </ProjectReference>
     <ProjectReference Include="ubuntu\16.04\Microsoft.NETCore.TestHost.pkgproj">
       <Platform>amd64</Platform>
     </ProjectReference>
+    <ProjectReference Include="ubuntu\16.04\Microsoft.NETCore.TestHost.pkgproj">
+      <Platform>arm</Platform>
+    </ProjectReference>
     <ProjectReference Include="ubuntu\16.10\Microsoft.NETCore.TestHost.pkgproj">
       <Platform>amd64</Platform>
     </ProjectReference>
@@ -56,4 +62,4 @@
     </ProjectReference>
   </ItemGroup>
   <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.targets))\dir.targets" />
-</Project>
\ No newline at end of file
+</Project>
diff --git a/src/.nuget/Microsoft.NETCore.TestHost/ubuntu/14.04/Microsoft.NETCore.TestHost.pkgproj b/src/.nuget/Microsoft.NETCore.TestHost/ubuntu/14.04/Microsoft.NETCore.TestHost.pkgproj
index a73159ab008d..8750e168170f 100644
--- a/src/.nuget/Microsoft.NETCore.TestHost/ubuntu/14.04/Microsoft.NETCore.TestHost.pkgproj
+++ b/src/.nuget/Microsoft.NETCore.TestHost/ubuntu/14.04/Microsoft.NETCore.TestHost.pkgproj
@@ -4,8 +4,8 @@
   <PropertyGroup>
     <SkipPackageFileCheck>true</SkipPackageFileCheck>
     <PackageTargetRuntime>ubuntu.14.04-$(PackagePlatform)</PackageTargetRuntime>
-    <!-- only build for x64 -->
-    <PackagePlatforms>x64;</PackagePlatforms>
+    <!-- build for x64, arm -->
+    <PackagePlatforms>x64;arm;</PackagePlatforms>
   </PropertyGroup>
   <ItemGroup>
     <NativeSplittableBinary Include="$(BinDir)corerun" />
@@ -26,4 +26,4 @@
     </File>
   </ItemGroup>
   <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.targets))\dir.targets" />
-</Project>
\ No newline at end of file
+</Project>
diff --git a/src/.nuget/Microsoft.NETCore.TestHost/ubuntu/16.04/Microsoft.NETCore.TestHost.pkgproj b/src/.nuget/Microsoft.NETCore.TestHost/ubuntu/16.04/Microsoft.NETCore.TestHost.pkgproj
index 061319408b6e..3f1397f92fee 100644
--- a/src/.nuget/Microsoft.NETCore.TestHost/ubuntu/16.04/Microsoft.NETCore.TestHost.pkgproj
+++ b/src/.nuget/Microsoft.NETCore.TestHost/ubuntu/16.04/Microsoft.NETCore.TestHost.pkgproj
@@ -4,8 +4,8 @@
   <PropertyGroup>
     <SkipPackageFileCheck>true</SkipPackageFileCheck>
     <PackageTargetRuntime>ubuntu.16.04-$(PackagePlatform)</PackageTargetRuntime>
-    <!-- only build for x64 -->
-    <PackagePlatforms>x64;</PackagePlatforms>
+    <!-- build for x64, arm -->
+    <PackagePlatforms>x64;arm;</PackagePlatforms>
   </PropertyGroup>
   <ItemGroup>
     <NativeSplittableBinary Include="$(BinDir)corerun" />
@@ -26,4 +26,4 @@
     </File>
   </ItemGroup>
   <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.targets))\dir.targets" />
-</Project>
\ No newline at end of file
+</Project>