diff --git a/appveyor.yml b/appveyor.yml
deleted file mode 100644
index 37b094854..000000000
--- a/appveyor.yml
+++ /dev/null
@@ -1,55 +0,0 @@
-platform: Any CPU
-
-configuration:
-- Debug
-- Release
-
-image: Visual Studio 2019
-
-init:
-# force git to use crlf: otherwise dotnet-format --check fails
-- git config --global core.autocrlf true
-
-install:
-- git submodule update --init --recursive
-- pwsh .\BuildTools\appveyor-install.ps1
-- dotnet tool install dotnet-format --tool-path BuildTools --version 4.1.131201
-
-nuget:
-  account_feed: false
-  project_feed: true
-  disable_publish_on_pr: true
-
-before_build:
-- nuget restore ILSpy.sln
-
-build_script:
-- msbuild ILSpy.sln /v:minimal /p:ResolveNuGetPackages=false "/logger:%ProgramFiles%\AppVeyor\BuildAgent\Appveyor.MSBuildLogger.dll"
-
-after_build:
-- 7z a ILSpy_binaries.zip %APPVEYOR_BUILD_FOLDER%\ILSpy\bin\%configuration%\net472\*.dll %APPVEYOR_BUILD_FOLDER%\ILSpy\bin\%configuration%\net472\*.exe %APPVEYOR_BUILD_FOLDER%\ILSpy\bin\%configuration%\net472\*.config %APPVEYOR_BUILD_FOLDER%\ILSpy\bin\%configuration%\net472\*\ILSpy.resources.dll %APPVEYOR_BUILD_FOLDER%\ILSpy\bin\%configuration%\net472\*\ILSpy.ReadyToRun.Plugin.resources.dll
-
-test_script:
-- vstest.console.exe /logger:Appveyor /Parallel "ICSharpCode.Decompiler.Tests\bin\%configuration%\net472\ICSharpCode.Decompiler.Tests.exe" "ILSpy.Tests\bin\%configuration%\net472\ILSpy.Tests.exe" "ILSpy.BamlDecompiler.Tests\bin\%configuration%\net472\ILSpy.BamlDecompiler.Tests.exe"
-
-after_test:
-- python BuildTools\tidy.py
-- .\BuildTools\dotnet-format --check --verbosity diagnostic ILSpy.sln
-
-for:
-- branches:
-    except:
-      - master
-  artifacts:
-    #nothing
-- branches:
-    only:
-      - master
-      - /release\/*/
-  artifacts:
-    - path: ILSpy_binaries.zip
-      name: ILSpy %APPVEYOR_REPO_BRANCH% %ILSPY_VERSION_NUMBER% binaries
-    - path: '**\*.vsix'
-      name: ILSpy AddIn for Visual Studio
-    - path: '**\*.nupkg'
-      name: ICSharpCode.Decompiler %APPVEYOR_REPO_BRANCH% %ILSPY_VERSION_NUMBER% NuGet
diff --git a/azure-pipelines.yml b/azure-pipelines.yml
deleted file mode 100644
index 6211c9f70..000000000
--- a/azure-pipelines.yml
+++ /dev/null
@@ -1,111 +0,0 @@
-trigger:
-- master
-- release/*
-
-pr:
-- master
-- release/*
-
-variables:
-  DOTNET_SKIP_FIRST_TIME_EXPERIENCE: true
-  BuildPlatform: Any CPU
-
-jobs:
-- job: Build
-  pool:
-    vmImage: windows-2019
-  strategy:
-    matrix:
-      Config_Release_Zip:
-        BuildConfiguration: Release
-        ReleaseChannel: Zip
-        Solution: ILSpy.sln
-      Config_Debug_Zip:
-        BuildConfiguration: Debug
-        ReleaseChannel: Zip
-        Solution: ILSpy.sln
-      Config_Release_CI:
-        BuildConfiguration: Release
-        ReleaseChannel: CI
-        Solution: ILSpy.WithPackage.sln
-      Config_Release_Store:
-        BuildConfiguration: Release
-        ReleaseChannel: Store
-        Solution: ILSpy.WithPackage.sln
-
-  steps:
-  # force git to use crlf: otherwise dotnet-format --check fails
-  - powershell: git config --global core.autocrlf true
-
-  - checkout: self
-    submodules: recursive
-
-  - task: UseDotNet@2
-    displayName: 'Install .NET Core 3.1'
-    inputs:
-      packageType: sdk
-      version: '3.1.x'
-      installationPath: $(Agent.ToolsDirectory)/dotnet
-
-  - task: DotNetCoreCLI@2
-    displayName: 'Install dotnet format'
-    inputs:
-      command: 'custom'
-      custom: 'tool'
-      arguments: 'install dotnet-format --tool-path $(Agent.ToolsDirectory)/dotnet-format --version 4.1.131201'
-
-  - script: pwsh .\BuildTools\pipelines-install.ps1
-    displayName: Install
-    
-  - task: MSBuild@1
-    displayName: Restore ILSpy
-    inputs:
-      solution: $(Solution)
-      msbuildArguments: /t:restore
-      configuration: $(BuildConfiguration)
-      platform: $(BuildPlatform) 
-
-  - task: MSBuild@1
-    displayName: Build ILSpy
-    inputs:
-      solution: $(Solution)
-      msbuildArguments: /p:AppxPackageDir="$(Build.ArtifactStagingDirectory)\$(ReleaseChannel)\\" 
-      configuration: $(BuildConfiguration)
-      platform: $(BuildPlatform)
-
-  - task: VSTest@2
-    displayName: Test
-    inputs:
-      testSelector: testAssemblies
-      testAssemblyVer2: |
-        ICSharpCode.Decompiler.Tests\bin\$(BuildConfiguration)\net472\ICSharpCode.Decompiler.Tests.exe
-        ILSpy.Tests\bin\$(BuildConfiguration)\net472\ILSpy.Tests.exe
-        ILSpy.BamlDecompiler.Tests\bin\$(BuildConfiguration)\net472\ILSpy.BamlDecompiler.Tests.exe
-
-  - task: ArchiveFiles@1
-    displayName: Create zip
-    inputs:
-      archiveType: zip
-      rootFolder: ILSpy/bin/$(BuildConfiguration)/net472
-      archiveFile: $(Build.ArtifactStagingDirectory)\$(ReleaseChannel)\ILSpy.$(Build.BuildNumber).zip
-      includeRootFolder: false
-    condition: and(succeeded(), eq(variables['ReleaseChannel'], 'Zip'))
-
-  - script: python BuildTools\tidy.py
-    displayName: Tab check
-
-  - task: CopyFiles@2
-    displayName: Move VSIX to publish directory
-    inputs:
-      contents: |
-        **\*.vsix
-        **\*.nupkg
-      targetFolder: $(Build.ArtifactStagingDirectory)\$(ReleaseChannel)
-      flattenFolders: true
-    condition: and(succeeded(), eq(variables['ReleaseChannel'], 'Zip'))
-  
-  - task: PublishPipelineArtifact@0
-    displayName: Publish $(ReleaseChannel) $(BuildConfiguration)
-    inputs:
-      targetPath: $(Build.ArtifactStagingDirectory)\$(ReleaseChannel)
-      artifactName: $(ReleaseChannel) - $(BuildConfiguration)