diff --git a/coreclr.cmd b/coreclr.cmd
deleted file mode 100644
index 4cb16d4cff0402..00000000000000
--- a/coreclr.cmd
+++ /dev/null
@@ -1,7 +0,0 @@
-@echo off
-setlocal
-
-set _args=-subsetCategory coreclr %*
-if "%~1"=="-?" set _args=-help
-
-"%~dp0build.cmd" %_args%
diff --git a/coreclr.sh b/coreclr.sh
deleted file mode 100755
index 45680ed08584dd..00000000000000
--- a/coreclr.sh
+++ /dev/null
@@ -1,16 +0,0 @@
-#!/usr/bin/env bash
-
-source="${BASH_SOURCE[0]}"
-
-# resolve $SOURCE until the file is no longer a symlink
-while [[ -h $source ]]; do
-  scriptroot="$( cd -P "$( dirname "$source" )" && pwd )"
-  source="$(readlink "$source")"
-
-  # if $source was a relative symlink, we need to resolve it relative to the path where the
-  # symlink file was located
-  [[ $source != /* ]] && source="$scriptroot/$source"
-done
-
-scriptroot="$( cd -P "$( dirname "$source" )" && pwd )"
-"$scriptroot/build.sh" --subsetCategory coreclr $@
diff --git a/docs/workflow/building/mono/README.md b/docs/workflow/building/mono/README.md
index b6cfcd3bcf9353..020173a3f052bf 100644
--- a/docs/workflow/building/mono/README.md
+++ b/docs/workflow/building/mono/README.md
@@ -12,7 +12,7 @@ build.cmd
 Note that the debug configuration is the default option. It generates a 'debug' output and that includes asserts, fewer code optimizations, and is easier for debugging. If you want to make performance measurements, or just want tests to execute more quickly, you can also build the 'release' version which does not have these checks by adding the flag `-configuration release` (or `-c release`).
  
 
-Once you've built the whole runtime and assuming you want to work with just mono, we have provided `$/mono.sh` that only builds mono and is short hand for:
+Once you've built the whole runtime and assuming you want to work with just mono, you want to use the following command:
 
 ```bash
 ./build.sh --subsetCategory mono
@@ -24,9 +24,7 @@ build.cmd -subsetCategory mono
 When the build completes, product binaries will be dropped in the `artifacts\bin\mono\<OS>.<arch>.<flavor>` folder.
 
 ### Useful Build Arguments
-Here are a list of build arguments that may be of use.  These apply to both `build.sh` and `mono.sh`:
-
-For both `build.sh` and `mono.sh`
+Here are a list of build arguments that may be of use:
 
 `/p:MonoEnableLlvm=true` - Builds mono w/ LLVM
 
diff --git a/eng/pipelines/installer/jobs/base-job.yml b/eng/pipelines/installer/jobs/base-job.yml
index 274928cb31fda5..ba2472db89274a 100644
--- a/eng/pipelines/installer/jobs/base-job.yml
+++ b/eng/pipelines/installer/jobs/base-job.yml
@@ -106,7 +106,7 @@ jobs:
 
     - name: BaseJobBuildCommand
       value: >-
-        installer.cmd -restore -build -ci -test
+        build.cmd -subsetcategory installer -restore -build -test -ci
         -configuration $(_BuildConfig)
         $(LiveOverridePathArgs)
         $(CommonMSBuildArgs)
@@ -121,7 +121,7 @@ jobs:
 
     - name: BaseJobBuildCommand
       value: >-
-        $(Build.SourcesDirectory)/installer.sh --restore --build --ci --test
+        $(Build.SourcesDirectory)/build.sh -subsetcategory installer -restore -build -test -ci
         -configuration $(_BuildConfig)
         $(LiveOverridePathArgs)
         $(CommonMSBuildArgs)
@@ -136,7 +136,7 @@ jobs:
 
     - name: BaseJobBuildCommand
       value: >-
-        $(Build.SourcesDirectory)/installer.sh --restore --build --ci --test
+        $(Build.SourcesDirectory)/build.sh -subsetcategory installer --restore --build --ci --test
         -configuration $(_BuildConfig)
         -os ${{ parameters.osGroup }}
         -arch ${{ parameters.archType }}
@@ -169,7 +169,7 @@ jobs:
         value: export DotNetBootstrapCliTarPath=/dotnet-sdk-freebsd-x64.tar &&
 
     - name: BuildScript
-      value: ./installer.sh
+      value: ./build.sh
     - name: MSBuildScript
       value: /root/runtime/eng/common/msbuild.sh
 
@@ -198,7 +198,7 @@ jobs:
 
     - name: BuildArguments
       value: >-
-        --restore --build --ci --test
+        -subsetcategory installer -restore -build -test -ci
         /p:CrossBuild=${{ ne(parameters.crossrootfsDir, '') }}
         /p:PortableBuild=$(_PortableBuild)
         /p:SkipTests=$(SkipTests)
diff --git a/eng/pipelines/libraries/base-job.yml b/eng/pipelines/libraries/base-job.yml
index c84cd3ebb17bf2..af50bb8f2ba45d 100644
--- a/eng/pipelines/libraries/base-job.yml
+++ b/eng/pipelines/libraries/base-job.yml
@@ -36,7 +36,7 @@ jobs:
       helixRepo: dotnet/runtime
       pool: ${{ parameters.pool }}
       variables:
-        - _buildScriptFileName: libraries
+        - _buildScriptFileName: build
         - _BuildConfig: ${{ parameters.buildConfig }}
 
         - _msbuildCommonParameters: ''
@@ -115,7 +115,7 @@ jobs:
         - ${{ if ne(parameters.osGroup, 'Windows_NT') }}:
           - _buildScript: ./$(_buildScriptFileName)$(scriptExt)
 
-        - _buildArguments: -configuration ${{ parameters.buildConfig }} -ci -arch ${{ parameters.archType }} $(_finalFrameworkArg) $(_testScopeArg) $(_runtimeOSArg) $(_msbuildCommonParameters) $(_runtimeArtifactsPathArg) $(_crossBuildPropertyArg)
+        - _buildArguments: -subsetcategory libraries -configuration ${{ parameters.buildConfig }} -ci -arch ${{ parameters.archType }} $(_finalFrameworkArg) $(_testScopeArg) $(_runtimeOSArg) $(_msbuildCommonParameters) $(_runtimeArtifactsPathArg) $(_crossBuildPropertyArg)
         - ${{ parameters.variables }}
 
       dependsOn:
diff --git a/eng/pipelines/libraries/enterprise/linux.yml b/eng/pipelines/libraries/enterprise/linux.yml
index 017ca39dbb0cce..f2f2db16c8ee17 100644
--- a/eng/pipelines/libraries/enterprise/linux.yml
+++ b/eng/pipelines/libraries/enterprise/linux.yml
@@ -26,7 +26,7 @@ variables:
   - name: enterpriseTestsSetup
     value: $(sourcesRoot)/Common/tests/System/Net/EnterpriseTests/setup
   - name: containerRunTestsCommand
-    value: /repo/.dotnet/dotnet build /t:test
+    value: /repo/dotnet.sh build /t:test
   - name: containerLibrariesRoot
     value: /repo/src/libraries
 
diff --git a/eng/pipelines/mono/templates/build-job.yml b/eng/pipelines/mono/templates/build-job.yml
index cae511090c792b..9beb7e42f0028e 100644
--- a/eng/pipelines/mono/templates/build-job.yml
+++ b/eng/pipelines/mono/templates/build-job.yml
@@ -89,10 +89,10 @@ jobs:
 
     # Build
     - ${{ if ne(parameters.osGroup, 'Windows_NT') }}:
-      - script: ./mono$(scriptExt) -configuration $(buildConfig) -arch $(archType) $(osOverride) -ci /p:MonoEnableLLVM=${{ parameters.llvm }}
+      - script: ./build$(scriptExt) -subsetcategory mono -c $(buildConfig) -arch $(archType) $(osOverride) -ci /p:MonoEnableLLVM=${{ parameters.llvm }}
         displayName: Build product
     - ${{ if eq(parameters.osGroup, 'Windows_NT') }}:
-      - script: mono$(scriptExt) -configuration $(buildConfig) -arch $(archType) $(osOverride) -ci /p:MonoEnableLLVM=${{ parameters.llvm }}
+      - script: build$(scriptExt) -subsetcategory mono -c $(buildConfig) -arch $(archType) $(osOverride) -ci /p:MonoEnableLLVM=${{ parameters.llvm }}
         displayName: Build product
 
     # Publish product output directory for consumption by tests.
@@ -108,10 +108,10 @@ jobs:
 
     # Build packages
     - ${{ if and(ne(parameters.llvm, true), ne(parameters.osGroup, 'Windows_NT')) }}:
-      - script: ./mono$(scriptExt) -configuration $(buildConfig) -arch $(archType) $(osOverride) -ci $(officialBuildIdArg) /p:MonoEnableLLVM=${{ parameters.llvm }} -pack $(OutputRidArg)
+      - script: ./build$(scriptExt) -subsetcategory mono -c $(buildConfig) -arch $(archType) $(osOverride) -ci $(officialBuildIdArg) /p:MonoEnableLLVM=${{ parameters.llvm }} -pack $(OutputRidArg)
         displayName: Build nupkg
     - ${{ if and(ne(parameters.llvm, true), eq(parameters.osGroup, 'Windows_NT')) }}:
-      - script: mono$(scriptExt) -configuration $(buildConfig) -arch $(archType) $(osOverride) -ci $(officialBuildIdArg) /p:MonoEnableLLVM=${{ parameters.llvm }} -pack $(OutputRidArg)
+      - script: build$(scriptExt) -subsetcategory mono -c $(buildConfig) -arch $(archType) $(osOverride) -ci $(officialBuildIdArg) /p:MonoEnableLLVM=${{ parameters.llvm }} -pack $(OutputRidArg)
         displayName: Build nupkg
 
     # Save packages using the prepare-signed-artifacts format.
diff --git a/installer.cmd b/installer.cmd
deleted file mode 100644
index dbe665d301677a..00000000000000
--- a/installer.cmd
+++ /dev/null
@@ -1,7 +0,0 @@
-@echo off
-setlocal
-
-set _args=-subsetCategory installer %*
-if "%~1"=="-?" set _args=-help
-
-"%~dp0build.cmd" %_args%
diff --git a/installer.sh b/installer.sh
deleted file mode 100755
index 3809d7d3ec3514..00000000000000
--- a/installer.sh
+++ /dev/null
@@ -1,16 +0,0 @@
-#!/usr/bin/env bash
-
-source="${BASH_SOURCE[0]}"
-
-# resolve $SOURCE until the file is no longer a symlink
-while [[ -h $source ]]; do
-  scriptroot="$( cd -P "$( dirname "$source" )" && pwd )"
-  source="$(readlink "$source")"
-
-  # if $source was a relative symlink, we need to resolve it relative to the path where the
-  # symlink file was located
-  [[ $source != /* ]] && source="$scriptroot/$source"
-done
-
-scriptroot="$( cd -P "$( dirname "$source" )" && pwd )"
-"$scriptroot/build.sh" --subsetCategory installer $@
diff --git a/libraries.cmd b/libraries.cmd
deleted file mode 100644
index bfbb0599e60c18..00000000000000
--- a/libraries.cmd
+++ /dev/null
@@ -1,7 +0,0 @@
-@echo off
-setlocal
-
-set _args=-subsetCategory libraries %*
-if "%~1"=="-?" set _args=-help
-
-"%~dp0build.cmd" %_args%
diff --git a/libraries.sh b/libraries.sh
deleted file mode 100755
index 4e1d47718416fe..00000000000000
--- a/libraries.sh
+++ /dev/null
@@ -1,16 +0,0 @@
-#!/usr/bin/env bash
-
-source="${BASH_SOURCE[0]}"
-
-# resolve $SOURCE until the file is no longer a symlink
-while [[ -h $source ]]; do
-  scriptroot="$( cd -P "$( dirname "$source" )" && pwd )"
-  source="$(readlink "$source")"
-
-  # if $source was a relative symlink, we need to resolve it relative to the path where the
-  # symlink file was located
-  [[ $source != /* ]] && source="$scriptroot/$source"
-done
-
-scriptroot="$( cd -P "$( dirname "$source" )" && pwd )"
-"$scriptroot/build.sh" --subsetCategory libraries $@
diff --git a/mono.cmd b/mono.cmd
deleted file mode 100644
index e72570f53e3580..00000000000000
--- a/mono.cmd
+++ /dev/null
@@ -1,2 +0,0 @@
-@echo off
-"%~dp0build.cmd" -subsetCategory mono %*
diff --git a/mono.sh b/mono.sh
deleted file mode 100755
index 39ee1d2d8613f4..00000000000000
--- a/mono.sh
+++ /dev/null
@@ -1,16 +0,0 @@
-#!/usr/bin/env bash
-
-source="${BASH_SOURCE[0]}"
-
-# resolve $SOURCE until the file is no longer a symlink
-while [[ -h $source ]]; do
-  scriptroot="$( cd -P "$( dirname "$source" )" && pwd )"
-  source="$(readlink "$source")"
-
-  # if $source was a relative symlink, we need to resolve it relative to the path where the
-  # symlink file was located
-  [[ $source != /* ]] && source="$scriptroot/$source"
-done
-
-scriptroot="$( cd -P "$( dirname "$source" )" && pwd )"
-"$scriptroot/build.sh" --subsetCategory mono $@