diff --git a/azure-pipelines-pr.yml b/azure-pipelines-pr.yml
index 96638fb9b2c..0bdf32a634c 100644
--- a/azure-pipelines-pr.yml
+++ b/azure-pipelines-pr.yml
@@ -59,12 +59,12 @@ pr:
     exclude:
     - Documentation/*
 
-# Call the pipeline.yml template, which does the real work
+# Call the pipeline-pr.yml template, which does the real work
 stages:
 - stage: build
   displayName: Build 
   jobs:
-  - template: /eng/pipeline.yml
+  - template: /eng/pipeline-pr.yml
     parameters:
       ${{ if and(ne(variables['System.TeamProject'], 'public'), notin(variables['Build.Reason'], 'PullRequest')) }}:
         runAsPublic: false
diff --git a/eng/pipeline-pr.yml b/eng/pipeline-pr.yml
new file mode 100644
index 00000000000..b5f76431c4e
--- /dev/null
+++ b/eng/pipeline-pr.yml
@@ -0,0 +1,310 @@
+#
+# This file should be kept in sync across https://www.github.com/dotnet/wpf and dotnet-wpf-int repos. 
+#
+# 
+
+parameters:
+  # Needed because runAsPublic is used in template expressions, which can't read from user-defined variables
+  # Defaults to true
+  runAsPublic: true
+  repoName: dotnet/wpf
+
+jobs:
+- ${{ if and(ne(variables['System.TeamProject'], 'public'), notin(variables['Build.Reason'], 'PullRequest'), eq(variables['Build.SourceBranch'], 'refs/heads/main')) }}:
+  - template: /eng/common/templates/job/onelocbuild.yml
+    parameters:
+      MirrorRepo: wpf
+      LclSource: lclFilesfromPackage
+      LclPackageId: 'LCL-JUNO-PROD-WPF'
+- template: /eng/common/templates/jobs/jobs.yml
+  parameters:
+    enableMicrobuild: true
+    enablePublishBuildArtifacts: true
+    enablePublishTestResults: false # tests run in helix
+    enablePublishBuildAssets: true
+    enablePublishUsingPipelines: true
+    enableTelemetry: true
+    enableSourceIndex: true
+    sourceIndexParams:
+      condition: eq(variables['Build.SourceBranch'], 'refs/heads/main')
+      binlogPath: artifacts/log/Debug/x86/Build.binlog
+      pool:
+        ${{ if eq(variables['System.TeamProject'], 'public') }}:
+          name: NetCore-Public
+          demands: ImageOverride -equals windows.vs2022preview.amd64.Open
+        ${{ if eq(variables['System.TeamProject'], 'internal') }}:
+          name: NetCore1ESPool-Internal
+          demands: ImageOverride -equals windows.vs2022preview.amd64
+    helixRepo: $(repoName)
+
+    jobs:
+    - job: Windows_NT
+      timeoutInMinutes: 120  # how long to run the job before automatically cancelling; see https://github.com/dotnet/wpf/issues/952
+      pool:
+        # For public jobs, use the hosted pool.  For internal jobs use the internal pool.
+        # Will eventually change this to two BYOC pools.
+        # agent pool can't be read from a user-defined variable (Azure DevOps limitation)
+        ${{ if eq(variables['System.TeamProject'], 'public') }}:
+          name: NetCore-Public
+          demands: ImageOverride -equals windows.vs2022preview.amd64.Open
+        ${{ if eq(variables['System.TeamProject'], 'internal') }}:
+          name: NetCore1ESPool-Internal
+          demands: ImageOverride -equals windows.vs2022preview.amd64
+      variables:
+        - name: Codeql.Enabled
+          value: true
+        # needed for signing
+        - name: _TeamName
+          value: DotNetCore
+        - name: _SignType
+          value: real
+        - name: _SignArgs
+          value: ''
+        - name: _PublishArgs
+          value: ''
+        - name: _OfficialBuildIdArgs
+          value: ''
+        - name: _Platform
+          value: x86
+        - name: _PlatformArgs
+          value: /p:Platform=$(_Platform)
+        - name: _PublicBuildPipeline  # We will run Helix tests when building in the open, but do not repeat when building and publishing again using the internal build-pipeline
+          value: true
+        - name: _TestHelixAgentPool
+          value: 'Windows.10.Amd64.ClientRS5.Open' # Preferred:'Windows.10.Amd64.Open%3bWindows.7.Amd64.Open%3bWindows.10.Amd64.ClientRS5.Open'; See https://github.com/dotnet/wpf/issues/952
+        - name: _HelixStagingDir
+          value: $(BUILD.STAGINGDIRECTORY)\helix\functests
+        - name: _HelixSource
+          value: ${{ parameters.repoName }}/$(Build.SourceBranch)
+        - name: _HelixToken
+          value: ''
+        - name: _HelixCreator
+          value: ${{ parameters.repoName }}
+        - name: _programfilesx86
+          value: ${Env:ProgramFiles(x86)}/dotnet          
+        - name: _programfiles
+          value:  ${Env:ProgramFiles}/dotnet
+        - ${{ if ne(variables['System.TeamProject'], 'internal') }}:
+          - name: _InternalRuntimeDownloadArgs
+            value: ''
+        - ${{ if eq(variables['System.TeamProject'], 'internal') }}:
+          - group: DotNetBuilds storage account read tokens
+          - group: AzureDevOps-Artifact-Feeds-Pats
+          - name: _InternalRuntimeDownloadArgs
+            value: >-
+              /p:DotNetRuntimeSourceFeed=https://dotnetbuilds.blob.core.windows.net/internal
+              /p:DotNetRuntimeSourceFeedKey=$(dotnetbuilds-internal-container-read-token-base64)
+
+
+        # Override some values if we're building internally
+        - ${{ if eq(parameters.runAsPublic, 'false') }}:
+          # note: You have to use list syntax here (- name: value) or you will get errors about declaring the same variable multiple times
+          - name: _SignType
+            value: real
+          - group: DotNet-HelixApi-Access
+
+          # note: Even though they are referenced here, user defined variables (like $(_SignType)) are not resolved 
+          # until the agent is running on the machine. They can be overridden any time before they are resolved,
+          # like in the job matrix below (see Build_Debug)
+          - name: _SignArgs
+            value: /p:DotNetSignType=$(_SignType) /p:TeamName=$(_TeamName)
+          - name: _PublishArgs
+            value: /p:DotNetPublishUsingPipelines=true
+          - name: _OfficialBuildIdArgs
+            value: /p:OfficialBuildId=$(BUILD.BUILDNUMBER)
+          - name: _PublicBuildPipeline
+            value: false
+          - name: _HelixSource
+            value: official/${{ parameters.repoName }}/$(Build.SourceBranch)
+          - name: _HelixToken
+            value: '$(HelixApiAccessToken)' # from DotNet-HelixApi-Access group
+          - name: _HelixCreator
+            value: '' #if _HelixToken is set, Creator must be empty
+          - name: _TestHelixAgentPool
+            value: 'Windows.10.Amd64.ClientRS5' # Preferred: 'Windows.10.Amd64%3bWindows.7.Amd64%3bWindows.10.Amd64.ClientRS5'
+
+      strategy:
+        matrix:
+          ${{ if eq(parameters.runAsPublic, 'true') }}:
+            Build_Debug_x86:
+              _BuildConfig: Debug
+              # override some variables for debug
+              # _SignType has to be real for package publishing to succeed - do not override to test.
+          Build_Release_x86:
+            _BuildConfig: Release
+          ${{ if eq(parameters.runAsPublic, 'true') }}:
+            Build_Debug_x64:
+              _BuildConfig: Debug
+              # override some variables for debug
+              # _SignType has to be real for package publishing to succeed - do not override to test.
+              _Platform: x64
+          Build_Release_x64:
+            _BuildConfig: Release
+            _Platform: x64
+          ${{ if eq(parameters.runAsPublic, 'true') }}:
+            Build_Debug_arm64:
+              _BuildConfig: Debug
+              # override some variables for debug
+              # _SignType has to be real for package publishing to succeed - do not override to test.
+              _Platform: arm64
+          Build_Release_arm64:
+            _BuildConfig: Release
+            _Platform: arm64
+      steps:
+      - checkout: self
+        clean: true
+
+      # Set VSO Variable(s)
+      - powershell: eng\pre-build.ps1
+        displayName: Pre-Build - Set VSO Variables
+
+      - ${{ if ne(variables['System.TeamProject'], 'public') }}:
+        - task: PowerShell@2
+          displayName: Setup Private Feeds Credentials
+          inputs:
+            filePath: $(Build.SourcesDirectory)/eng/common/SetupNugetSources.ps1
+            arguments: -ConfigFile $(Build.SourcesDirectory)/NuGet.config -Password $Env:Token
+          env:
+            Token: $(dn-bot-dnceng-artifact-feeds-rw)
+
+      # Use utility script to run script command dependent on agent OS.
+      - script: eng\scripts\cibuild.cmd
+          -configuration $(_BuildConfig) 
+          -prepareMachine
+          $(_PublishArgs)
+          $(_SignArgs)
+          $(_OfficialBuildIdArgs)
+          $(_PlatformArgs)
+          $(_InternalRuntimeDownloadArgs)
+        displayName: Windows Build / Publish
+        # This condition should be kept in sync with the condition for 'Run DRTs' step 
+        #   When building on a regular pipeline (!_HelixPipeline), build as usual 
+        #   When building on a Helix pipeline, only build Release configs
+        #   (!_HelixPipeline) ||
+        #   (_HelixPipeline && _PublicBuildPipeline && _ContinuousIntegrationTestsEnabled && _BuildConfig == Release)
+        condition: or(ne(variables['_HelixPipeline'], 'true'), and(eq(variables['_HelixPipeline'], 'true') ,eq(variables['_BuildConfig'], 'Release'), eq(variables['_PublicBuildPipeline'], 'true'), eq(variables['_ContinuousIntegrationTestsEnabled'], 'true')))
+
+      - script: eng\scripts\ciunittest.cmd
+          -configuration $(_BuildConfig) 
+          -prepareMachine
+          $(_PublishArgs)
+          $(_SignArgs)
+          $(_OfficialBuildIdArgs)
+          $(_PlatformArgs)
+          $(_InternalRuntimeDownloadArgs)
+        displayName: Run xUnit Tests
+        condition: and(or(ne(variables['_HelixPipeline'], 'true'), and(eq(variables['_HelixPipeline'], 'true') ,eq(variables['_BuildConfig'], 'Release'), eq(variables['_PublicBuildPipeline'], 'true'), eq(variables['_ContinuousIntegrationTestsEnabled'], 'true'))), ne(variables['_Platform'], 'arm64'))
+
+      - task: PublishTestResults@2
+        displayName: Publish XUnit Test Results
+        inputs:
+          testResultsFormat: 'xUnit'
+          testResultsFiles: '*.xml' 
+          searchFolder: '$(Build.SourcesDirectory)/artifacts/TestResults/$(_BuildConfig)'
+          mergeTestResults: true
+        continueOnError: true
+        condition: and(eq(variables['_BuildConfig'], 'Release'), ne(variables['_Platform'], 'arm64'))     
+
+      - task: PowerShell@2
+        displayName: Install .NET Core
+        inputs:
+          filePath: $(Build.SourcesDirectory)/dotnet-test-install.ps1
+          arguments: -InstallDir $(_programfiles) -Architecture $(_Platform) -Runtime dotnet  -Channel 8.0 -Quality daily
+          condition: eq(variables['_Platform'], 'x64')
+      
+      - task: PowerShell@2
+        displayName: Install .NET Core(x86)
+        inputs:
+          filePath: $(Build.SourcesDirectory)/dotnet-test-install.ps1
+          arguments: -InstallDir $(_programfilesx86) -Architecture $(_Platform) -Runtime dotnet  -Channel 8.0 -Quality daily
+        condition: eq(variables['_Platform'], 'x86')
+  
+      - task: PowerShell@2
+        displayName: Install .NET WindowsDesktop
+        inputs:
+          filePath: $(Build.SourcesDirectory)/dotnet-test-install.ps1
+          arguments: -InstallDir $(_programfiles) -Architecture $(_Platform) -Runtime windowsdesktop  -Channel 8.0 -Quality daily
+        condition: eq(variables['_Platform'], 'x64')
+     
+      - task: PowerShell@2
+        displayName: Install .NET WindowsDesktop(x86)
+        inputs:
+          filePath: $(Build.SourcesDirectory)/dotnet-test-install.ps1
+          arguments: -InstallDir $(_programfilesx86) -Architecture $(_Platform) -Runtime windowsdesktop  -Channel 8.0 -Quality daily
+        condition: eq(variables['_Platform'], 'x86')  
+
+      - task: PowerShell@2
+        displayName: Replace WPF binaries
+        inputs:
+          targetType: 'inline'
+          script: '.\eng\copy-wpf.ps1 -testhost -destination .dotnet -$(_BuildConfig) -arch $(_Platform)'
+        condition: and(eq(variables['System.TeamProject'], 'public'), ne(variables['_Platform'], 'arm64'))
+
+      - task: DownloadPipelineArtifact@2
+        displayName: Fetch Test Binaries
+        inputs:
+          buildType: 'specific'
+          project: 'cbb18261-c48f-4abb-8651-8cdcb5474649'
+          pipeline: '81'
+          buildVersionToDownload: 'latestFromBranch'
+          branchName: 'refs/heads/main'
+          downloadPath: '$(System.ArtifactsDirectory)\testbinzip\'
+          checkDownloadedFiles: true
+          artifactName: Tests.$(_BuildConfig).$(_Platform).zip
+        condition: and(eq(variables['System.TeamProject'], 'public'), ne(variables['_Platform'], 'arm64'))
+
+      - task: ExtractFiles@1
+        displayName: Extract Test Bins
+        inputs:
+          archiveFilePatterns: '$(System.ArtifactsDirectory)\testbinzip\*.zip'
+          destinationFolder: '$(System.ArtifactsDirectory)\testbins'
+          cleanDestinationFolder: true
+          overwriteExistingFiles: true
+        condition: and(eq(variables['System.TeamProject'], 'public'), ne(variables['_Platform'], 'arm64'))
+
+      - task: PowerShell@2
+        displayName: Run Tests
+        inputs:
+          targetType: 'inline'
+          script: '.\CIRunDrts.cmd'
+          workingDirectory: '$(System.ArtifactsDirectory)\testbins'
+        condition: and(eq(variables['System.TeamProject'], 'public'), ne(variables['_Platform'], 'arm64'))
+      
+      - task: CopyFiles@2
+        inputs:
+          SourceFolder: 'C:\Users\cloudtest\AppData\Roaming\QualityVault\Run\Report\'
+          Contents: '**'
+          TargetFolder: '$(System.DefaultWorkingDirectory)\Results\'
+          CleanTargetFolder: true
+          OverWrite: true
+        condition: and(eq(variables['System.TeamProject'], 'public'), eq(variables['_Platform'], 'x64'), eq(variables['_BuildConfig'], 'Release'))
+        
+      - task: CopyFiles@2
+        inputs:
+          SourceFolder: 'C:\Users\cloudtest\AppData\Roaming\QualityVault\Run\Report\'
+          Contents: '**'
+          TargetFolder: '$(System.DefaultWorkingDirectory)\ResultsX86\'
+          CleanTargetFolder: true
+          OverWrite: true
+        condition: and(eq(variables['System.TeamProject'], 'public'), eq(variables['_Platform'], 'x86'), eq(variables['_BuildConfig'], 'Release'))
+
+      - task: PublishPipelineArtifact@1
+        inputs:
+          artifactName: 'TestResultsX64'
+          targetPath: '$(System.DefaultWorkingDirectory)\Results\'      
+        condition: and(eq(variables['System.TeamProject'], 'public'), eq(variables['_Platform'], 'x64'), eq(variables['_BuildConfig'], 'Release'))
+
+      - task: PublishPipelineArtifact@1
+        inputs:
+          artifactName: 'TestResultsX86'
+          targetPath: '$(System.DefaultWorkingDirectory)\ResultsX86\'
+        condition: and(eq(variables['System.TeamProject'], 'public'), eq(variables['_Platform'], 'x86'), eq(variables['_BuildConfig'], 'Release'))
+          
+      - task: PublishTestResults@2
+        inputs:
+          testResultsFormat: 'XUnit'
+          testResultsFiles: 'testResults.xml'
+          searchFolder: '$(System.DefaultWorkingDirectory)\Results\'
+          testRunTitle: 'Test results'
+          mergeTestResults: true
+        condition: eq(variables['System.TeamProject'], 'public')