diff --git a/.github/actions/build/action.yaml b/.github/actions/build/action.yaml
index 28616c4afed4..927ec0bec326 100644
--- a/.github/actions/build/action.yaml
+++ b/.github/actions/build/action.yaml
@@ -17,14 +17,14 @@ runs:
       run: |
         set -x
         env
-        if [ -z ${COBALT_BOOTLOADER+x} ]; then
+        if [ -z ${COBALT_EVERGREEN_LOADER+x} ]; then
           BUILD_PLATFORM=${{ matrix.target_platform }}
           BUILD_TARGET=all
           if [[ "${{matrix.config}}" =~ ^(qa|gold)$ ]]; then
             BUILD_TARGET=default
           fi
         else
-          BUILD_PLATFORM=${COBALT_BOOTLOADER}
+          BUILD_PLATFORM=${COBALT_EVERGREEN_LOADER}
           BUILD_TARGET='loader_app_install elf_loader_sandbox_install native_target/crashpad_handler'
         fi
         # GitHub Runners have home set to /github/home.
diff --git a/.github/actions/gn/action.yaml b/.github/actions/gn/action.yaml
index 7afac0350b1e..ba027017a1cd 100644
--- a/.github/actions/gn/action.yaml
+++ b/.github/actions/gn/action.yaml
@@ -22,13 +22,13 @@ runs:
       run: |
         set -x
         extra_arguments="${{matrix.extra_gn_arguments}}"
-        if [ -z ${COBALT_BOOTLOADER+x} ]; then
+        if [ -z ${COBALT_EVERGREEN_LOADER+x} ]; then
           BUILD_PLATFORM=${{ matrix.target_platform }}
         else
-          BUILD_PLATFORM=${COBALT_BOOTLOADER}
-          if [ ! -z "${{matrix.bootloader_extra_gn_arguments}}" ]
+          BUILD_PLATFORM=${COBALT_EVERGREEN_LOADER}
+          if [ ! -z "${{matrix.evergreen_loader_extra_gn_arguments}}" ]
           then
-            extra_arguments="${{matrix.bootloader_extra_gn_arguments}}"
+            extra_arguments="${{matrix.evergreen_loader_extra_gn_arguments}}"
           fi
         fi
         gn gen $GITHUB_WORKSPACE/out/${BUILD_PLATFORM}_${{matrix.config}} --args="target_platform=\"${BUILD_PLATFORM}\" ${{matrix.sb_api_version}} ${{matrix.target_os}} ${{matrix.target_cpu}} ${extra_arguments} is_internal_build=false build_type=\"${{matrix.config}}\""
diff --git a/.github/actions/on_device_tests/action.yaml b/.github/actions/on_device_tests/action.yaml
index 7b9ef1e98983..c981288dafe7 100644
--- a/.github/actions/on_device_tests/action.yaml
+++ b/.github/actions/on_device_tests/action.yaml
@@ -23,9 +23,9 @@ runs:
         echo "WORKFLOW=${WORKFLOW}" >> $GITHUB_ENV
 
         # Boot loader env
-        if [ "${COBALT_BOOTLOADER}" != "null" ]; then
+        if [ "${COBALT_EVERGREEN_LOADER}" != "null" ]; then
           echo "LOADER_CONFIG=${{ matrix.config }}" >> $GITHUB_ENV
-          echo "LOADER_PLATFORM=${COBALT_BOOTLOADER}" >> $GITHUB_ENV
+          echo "LOADER_PLATFORM=${COBALT_EVERGREEN_LOADER}" >> $GITHUB_ENV
         fi
 
         # Dimension env
diff --git a/.github/actions/on_host_test/action.yaml b/.github/actions/on_host_test/action.yaml
index a10a8bf2af5d..c751de0de0f9 100644
--- a/.github/actions/on_host_test/action.yaml
+++ b/.github/actions/on_host_test/action.yaml
@@ -39,21 +39,21 @@ runs:
         fi
         python3 ${GITHUB_WORKSPACE}/tools/create_archive.py -x -s ${GITHUB_WORKSPACE}/out/tmp/${{matrix.platform}}_${{matrix.config}}.${ARCHIVE_EXTENSION} -d ${GITHUB_WORKSPACE}/out ${parallel}
         rm -rf ${GITHUB_WORKSPACE}/out/tmp
-    - name: Download Bootloader Archive
-      if: ${{ env.COBALT_BOOTLOADER != null && env.COBALT_BOOTLOADER != 'null' }}
+    - name: Download Evergreen loader Archive
+      if: ${{ env.COBALT_EVERGREEN_LOADER != null && env.COBALT_EVERGREEN_LOADER != 'null' }}
       shell: bash
       env:
         WORKFLOW: ${{ github.workflow }}
       run: |
         set -x
         PROJECT_NAME=$(gcloud config get-value project)
-        gsutil cp gs://${PROJECT_NAME}-test-artifacts/${WORKFLOW}/${GITHUB_RUN_NUMBER}/${{matrix.platform}}_${{matrix.config}}/${COBALT_BOOTLOADER}_${{matrix.config}}.${ARCHIVE_EXTENSION} ${GITHUB_WORKSPACE}/out/tmp/${COBALT_BOOTLOADER}_${{matrix.config}}.${ARCHIVE_EXTENSION}
-    - name: Extract Bootloader Archive
-      if: ${{ env.COBALT_BOOTLOADER != null && env.COBALT_BOOTLOADER != 'null' }}
+        gsutil cp gs://${PROJECT_NAME}-test-artifacts/${WORKFLOW}/${GITHUB_RUN_NUMBER}/${{matrix.platform}}_${{matrix.config}}/${COBALT_EVERGREEN_LOADER}_${{matrix.config}}.${ARCHIVE_EXTENSION} ${GITHUB_WORKSPACE}/out/tmp/${COBALT_EVERGREEN_LOADER}_${{matrix.config}}.${ARCHIVE_EXTENSION}
+    - name: Extract Evergreen loader Archive
+      if: ${{ env.COBALT_EVERGREEN_LOADER != null && env.COBALT_EVERGREEN_LOADER != 'null' }}
       shell: bash
       run: |
         set -x
-        python3 ${GITHUB_WORKSPACE}/tools/create_archive.py -x -s ${GITHUB_WORKSPACE}/out/tmp/${COBALT_BOOTLOADER}_${{matrix.config}}.${ARCHIVE_EXTENSION} -d ${GITHUB_WORKSPACE}/out --parallel
+        python3 ${GITHUB_WORKSPACE}/tools/create_archive.py -x -s ${GITHUB_WORKSPACE}/out/tmp/${COBALT_EVERGREEN_LOADER}_${{matrix.config}}.${ARCHIVE_EXTENSION} -d ${GITHUB_WORKSPACE}/out --parallel
         rm -rf ${GITHUB_WORKSPACE}/out/tmp
     - name: Set Env Variables
       shell: bash
@@ -66,8 +66,8 @@ runs:
       run: |
         set -x
         loader_args=''
-        if [ "${COBALT_BOOTLOADER}" != "null" ]; then
-          loader_args="--loader_platform ${COBALT_BOOTLOADER} --loader_config ${{matrix.config}}"
+        if [ "${COBALT_EVERGREEN_LOADER}" != "null" ]; then
+          loader_args="--loader_platform ${COBALT_EVERGREEN_LOADER} --loader_config ${{matrix.config}}"
         fi
         if [[ "${{matrix.shard}}" == 'integration' ]]; then
           xvfb-run -a --server-args="-screen 0 1920x1080x24i +render +extension GLX -noreset" python3 $GITHUB_WORKSPACE/cobalt/black_box_tests/black_box_tests.py --platform ${{matrix.target_platform}} --config ${{matrix.config}} ${loader_args}
diff --git a/.github/actions/upload_test_artifacts/action.yaml b/.github/actions/upload_test_artifacts/action.yaml
index d2923eb553a7..33eaa063fc0f 100644
--- a/.github/actions/upload_test_artifacts/action.yaml
+++ b/.github/actions/upload_test_artifacts/action.yaml
@@ -18,13 +18,13 @@ runs:
       run: |
         set -x
         project_name=$(gcloud config get-value project)
-        if [ -z ${COBALT_BOOTLOADER+x} ]
+        if [ -z ${COBALT_EVERGREEN_LOADER+x} ]
         then
           PLATFORM=${{matrix.platform}}
           echo "TARGET_PLATFORM=${{matrix.target_platform}}" >> $GITHUB_ENV
         else
-          PLATFORM=${COBALT_BOOTLOADER}
-          echo "TARGET_PLATFORM=${COBALT_BOOTLOADER}" >> $GITHUB_ENV
+          PLATFORM=${COBALT_EVERGREEN_LOADER}
+          echo "TARGET_PLATFORM=${COBALT_EVERGREEN_LOADER}" >> $GITHUB_ENV
         fi
 
         if [ "${{ inputs.type }}" == 'ondevice' ]
@@ -56,9 +56,9 @@ runs:
         if [ "${{ inputs.type }}" == 'ondevice' ]
         then
           outdir="$GITHUB_WORKSPACE/out/${{matrix.target_platform}}_${{matrix.config}}"
-          if [ -n "${COBALT_BOOTLOADER}" ]
+          if [ -n "${COBALT_EVERGREEN_LOADER}" ]
           then
-            outdir="${outdir} $GITHUB_WORKSPACE/out/${COBALT_BOOTLOADER}_${{matrix.config}}"
+            outdir="${outdir} $GITHUB_WORKSPACE/out/${COBALT_EVERGREEN_LOADER}_${{matrix.config}}"
           fi
           python3 $GITHUB_WORKSPACE/tools/create_archive.py --test_infra -d ${{env.ARCHIVE_FILE}} -s ${outdir}
         elif [ "${{ inputs.type }}" == 'onhost' ]
diff --git a/.github/config/evergreen-arm-hardfp.json b/.github/config/evergreen-arm-hardfp.json
index 8067c723440a..13b3cd366bb8 100644
--- a/.github/config/evergreen-arm-hardfp.json
+++ b/.github/config/evergreen-arm-hardfp.json
@@ -1,6 +1,6 @@
 {
   "docker_service": "build-raspi",
-  "bootloader": "raspi-2",
+  "evergreen_loader": "raspi-2",
   "on_device_test": {
     "enabled": true,
     "tests": [
@@ -25,7 +25,7 @@
       "target_platform":"evergreen-arm-hardfp",
       "target_cpu":"target_cpu=\\\"arm\\\"",
       "extra_gn_arguments":"use_asan=false",
-      "bootloader_extra_gn_arguments": "use_asan=false is_clang=false",
+      "evergreen_loader_extra_gn_arguments": "use_asan=false is_clang=false",
       "dimension": "release_version=regex:10.*"
     },
     {
@@ -34,7 +34,7 @@
       "target_platform":"evergreen-arm-hardfp",
       "target_cpu":"target_cpu=\\\"arm\\\"",
       "extra_gn_arguments":"use_asan=false",
-      "bootloader_extra_gn_arguments":"use_asan=false is_clang=false",
+      "evergreen_loader_extra_gn_arguments":"use_asan=false is_clang=false",
       "sb_api_version": "sb_api_version=15",
       "dimension": "release_version=regex:10.*"
     },
@@ -44,7 +44,7 @@
       "target_platform":"evergreen-arm-hardfp",
       "target_cpu":"target_cpu=\\\"arm\\\"",
       "extra_gn_arguments":"use_asan=false",
-      "bootloader_extra_gn_arguments":"use_asan=false is_clang=false",
+      "evergreen_loader_extra_gn_arguments":"use_asan=false is_clang=false",
       "sb_api_version": "sb_api_version=14",
       "dimension": "release_version=regex:10.*"
     },
@@ -54,7 +54,7 @@
       "target_platform":"evergreen-arm-hardfp",
       "target_cpu":"target_cpu=\\\"arm\\\"",
       "extra_gn_arguments":"use_asan=false",
-      "bootloader_extra_gn_arguments":"use_asan=false is_clang=false",
+      "evergreen_loader_extra_gn_arguments":"use_asan=false is_clang=false",
       "sb_api_version": "sb_api_version=13",
       "dimension": "release_version=regex:10.*"
     }
diff --git a/.github/config/evergreen-x64.json b/.github/config/evergreen-x64.json
index b95a3183741a..0f18b571e021 100644
--- a/.github/config/evergreen-x64.json
+++ b/.github/config/evergreen-x64.json
@@ -1,7 +1,7 @@
 {
   "docker_service": "build-linux-evergreen",
   "on_host_test": true,
-  "bootloader": "linux-x64x11",
+  "evergreen_loader": "linux-x64x11",
   "on_host_test_shards": ["0", "1", "2", "3", "blackbox", "wpt"],
   "platforms": [
     "evergreen-x64",
diff --git a/.github/config/linux.json b/.github/config/linux.json
index 633f86511321..e1efe4b1c102 100644
--- a/.github/config/linux.json
+++ b/.github/config/linux.json
@@ -1,6 +1,6 @@
 {
   "docker_service": "build-linux",
-  "bootloader": "linux-x64x11",
+  "evergreen_loader": "linux-x64x11",
   "on_host_test": true,
   "on_host_test_shards": ["0", "1", "2", "3", "blackbox", "wpt"],
   "platforms": [
diff --git a/.github/workflows/main.yaml b/.github/workflows/main.yaml
index 4cd3c859c8dc..4717d45d8a5e 100644
--- a/.github/workflows/main.yaml
+++ b/.github/workflows/main.yaml
@@ -105,8 +105,8 @@ jobs:
         run: echo "on_host_test=$(cat ${GITHUB_WORKSPACE}/.github/config/${{ inputs.platform }}.json | jq -rc '.on_host_test')" >> $GITHUB_ENV
       - id: set-on-host-test-shards
         run: echo "on_host_test_shards=$(cat ${GITHUB_WORKSPACE}/.github/config/${{ inputs.platform }}.json | jq -c '.on_host_test_shards')" >> $GITHUB_ENV
-      - id: set-on-host-test-bootloader
-        run: echo "bootloader=$(cat ${GITHUB_WORKSPACE}/.github/config/${{ inputs.platform }}.json | jq -rc '.bootloader')" >> $GITHUB_ENV
+      - id: set-on-host-test-evergreen-loader
+        run: echo "evergreen_loader=$(cat ${GITHUB_WORKSPACE}/.github/config/${{ inputs.platform }}.json | jq -rc '.evergreen_loader')" >> $GITHUB_ENV
       - id: set-docker-service
         run: |
           echo "docker_service=$(cat ${GITHUB_WORKSPACE}/.github/config/${{ inputs.platform }}.json | jq -r '.docker_service')" >> $GITHUB_ENV
@@ -118,7 +118,7 @@ jobs:
       on_device_test_attempts: ${{ env.on_device_test_attempts }}
       on_host_test: ${{ env.on_host_test }}
       on_host_test_shards: ${{ env.on_host_test_shards }}
-      bootloader: ${{ env.bootloader }}
+      evergreen_loader: ${{ env.evergreen_loader }}
       docker_service: ${{ env.docker_service }}
 
   # Builds, tags, and pushes Cobalt docker build images to ghr.
@@ -229,29 +229,29 @@ jobs:
         if: inputs.run_api_leak_detector
         with:
           relative_manifest_path: ${{ inputs.leak_manifest_filename }}
-      - name: Upload Nightly Artifacts
-        if: ${{ ( inputs.nightly == 'true' || github.event_name == 'schedule' ) && matrix.config != 'debug' }}
-        uses: ./.github/actions/upload_nightly_artifacts
       - name: Upload On Host Test Artifacts
         if: ${{ matrix.config == 'devel' && needs.initialize.outputs.on_host_test == 'true' }}
         uses: ./.github/actions/upload_test_artifacts
         with:
           type: onhost
           os: linux
-      # For some reason passing needs.initialize.outputs.bootloader as parameter to build
+      # For some reason passing needs.initialize.outputs.evergreen_loader as parameter to build
       # action didn't work, so instead we set an env var.
-      - name: Set bootloader config
-        if: ${{ needs.initialize.outputs.bootloader != 'null' }}
-        run: echo "COBALT_BOOTLOADER=${{needs.initialize.outputs.bootloader}}" >> $GITHUB_ENV
-      # Build bootloader for on-host tests if necessary.
-      - name: Bootloader GN
-        if: ${{ needs.initialize.outputs.bootloader != 'null' && ( matrix.config == 'devel' || matrix.config == 'qa' ) }}
+      - name: Set Evergreen loader config
+        if: ${{ needs.initialize.outputs.evergreen_loader != 'null' }}
+        run: echo "COBALT_EVERGREEN_LOADER=${{needs.initialize.outputs.evergreen_loader}}" >> $GITHUB_ENV
+      # Build Evergreen loader for on-host tests if necessary.
+      - name: Evergreen loader GN
+        if: ${{ needs.initialize.outputs.evergreen_loader != 'null' && ( matrix.config == 'devel' || matrix.config == 'qa' ) }}
         uses: ./.github/actions/gn
-      - name: Build Bootloader
-        if: ${{ needs.initialize.outputs.bootloader != 'null' && ( matrix.config == 'devel' || matrix.config == 'qa' ) }}
+      - name: Build Evergreen loader
+        if: ${{ needs.initialize.outputs.evergreen_loader != 'null' && ( matrix.config == 'devel' || matrix.config == 'qa' ) }}
         uses: ./.github/actions/build
-      - name: Upload Bootloader On Host Test Artifacts
-        if: ${{ needs.initialize.outputs.bootloader != 'null' && matrix.config == 'devel' && needs.initialize.outputs.on_host_test == 'true'}}
+      - name: Upload Nightly Artifacts
+        if: ${{ ( inputs.nightly == 'true' || github.event_name == 'schedule' ) && matrix.config != 'debug' }}
+        uses: ./.github/actions/upload_nightly_artifacts
+      - name: Upload Evergreen loader On Host Test Artifacts
+        if: ${{ needs.initialize.outputs.evergreen_loader != 'null' && matrix.config == 'devel' && needs.initialize.outputs.on_host_test == 'true'}}
         uses: ./.github/actions/upload_test_artifacts
         with:
           type: onhost
@@ -293,7 +293,7 @@ jobs:
         shard: ${{ fromJson(needs.initialize.outputs.on_device_test).tests }}
         include: ${{ fromJson(needs.initialize.outputs.includes) }}
     env:
-      COBALT_BOOTLOADER: ${{ needs.initialize.outputs.bootloader }}
+      COBALT_EVERGREEN_LOADER: ${{ needs.initialize.outputs.evergreen_loader }}
       ON_DEVICE_TEST_ATTEMPTS: ${{ needs.initialize.outputs.on_device_test_attempts }}
       MODULAR_BUILD: ${{ inputs.modular && 1 || 0 }}
     steps:
@@ -325,7 +325,7 @@ jobs:
       # For some reason tests complaining about HOME set to /github/home
       # with permission denied error.
       HOME: /root
-      COBALT_BOOTLOADER: ${{needs.initialize.outputs.bootloader}}
+      COBALT_EVERGREEN_LOADER: ${{needs.initialize.outputs.evergreen_loader}}
       MODULAR_BUILD: ${{ inputs.modular && 1 || 0 }}
     steps:
       - name: Checkout