diff --git a/.github/workflows/amd64_macos_bazel.yml b/.github/workflows/amd64_macos_bazel.yml
deleted file mode 100644
index 5b73bce..0000000
--- a/.github/workflows/amd64_macos_bazel.yml
+++ /dev/null
@@ -1,102 +0,0 @@
-# ref: https://github.com/actions/runner-images
-name: amd64 MacOS Bazel
-
-# Controls when the action will run.
-on:
-  push:
-    branches:
-      - master
-  pull_request:
-    branches:
-      - master
-  workflow_dispatch:
-
-concurrency:
-  # Each run on master gets its own group, so that master runs are never
-  # cancelled and every commit gets a CI result. Setting
-  # cancel-in-progress to false would not suffice: a new run still cancels
-  # a pending run in the same group.
-  group: ${{github.workflow}}-${{github.ref == 'refs/heads/master' && github.run_id || github.ref}}
-  cancel-in-progress: true
-
-# Building using the github runner environement directly.
-jobs:
-  native:
-    strategy:
-      matrix:
-        bazel: [
-          {compilation_mode: opt},
-          {compilation_mode: dbg},
-        ]
-        cpp: [
-          {version: 17, flags: "-std=c++17"},
-          #{version: 20, flags: "-std=c++20"},
-        ]
-        python: [
-          {version: '3.11'},
-        ]
-        exclude:
-          # only test `-c dbg` build with C++17
-          - cpp: {version: 20}
-            bazel: {compilation_mode: dbg}
-      fail-fast: false
-    name: MacOS•Bazel(${{ matrix.bazel.compilation_mode }})•C++${{ matrix.cpp.version }}•Python${{ matrix.python.version }}
-    runs-on: macos-26-intel # Intel (x86_64) runner
-    steps:
-      - uses: actions/checkout@v7
-      - name: Set Java to OpenJDK 17 (Temurin)
-        uses: actions/setup-java@v6
-        with:
-          distribution: 'temurin'
-          java-version: '17'
-      - name: Setup Python
-        uses: actions/setup-python@v7
-        with:
-          python-version: ${{ matrix.python.version }}
-      - name: Check Python
-        run: |
-          python --version
-          python -m platform
-      - uses: bazel-contrib/setup-bazel@0.19.1
-        with:
-          bazelisk-cache: true
-          # One disk cache per configuration: a cache is written once per key,
-          # and the configurations do not share compile actions.
-          disk-cache: ${{github.workflow}}-${{matrix.bazel.compilation_mode}}-cxx${{matrix.cpp.version}}-py${{matrix.python.version}}
-          repository-cache: true
-          # Only master saves caches; pull requests restore master's caches
-          # (by key prefix), so they pay only for what they change, and the
-          # repository's 10 GB cache storage is not filled with per-PR copies.
-          cache-save: ${{github.ref == 'refs/heads/master'}}
-          # Bazel 9 also keeps extracted repositories (e.g. Python toolchains)
-          # in the repository cache, which grew the saved cache from about
-          # 0.4 GB to 1.6 GB; restoring that takes longer than re-extracting.
-          bazelrc: common --repo_contents_cache=
-      - name: Check Bazel
-        run: bazel version
-      - name: Build
-        run: >
-          bazel build
-          --config=ci
-          -c ${{ matrix.bazel.compilation_mode }}
-          --@rules_python//python/config_settings:python_version=${{ matrix.python.version }}
-          --cxxopt=${{ matrix.cpp.flags }} --host_cxxopt=${{ matrix.cpp.flags }}
-          --subcommands=pretty_print
-          --enable_bzlmod
-          //...
-      - name: Test
-        run: >
-          bazel test
-          --config=ci
-          -c ${{ matrix.bazel.compilation_mode }}
-          --@rules_python//python/config_settings:python_version=${{ matrix.python.version }}
-          --cxxopt=${{ matrix.cpp.flags }} --host_cxxopt=${{ matrix.cpp.flags }}
-          --subcommands=pretty_print
-          --enable_bzlmod
-          //...
-
-  amd64_macos_bazel:
-    runs-on: ubuntu-latest
-    needs: native
-    steps:
-      - uses: actions/checkout@v7
diff --git a/.github/workflows/amd64_macos_cmake.yml b/.github/workflows/amd64_macos_cmake.yml
deleted file mode 100644
index eb41311..0000000
--- a/.github/workflows/amd64_macos_cmake.yml
+++ /dev/null
@@ -1,86 +0,0 @@
-# ref: https://github.com/actions/runner-images
-name: amd64 MacOS CMake
-
-# Controls when the action will run.
-on:
-  push:
-    branches:
-      - master
-  pull_request:
-    branches:
-      - master
-  workflow_dispatch:
-
-concurrency:
-  # Each run on master gets its own group, so that master runs are never
-  # cancelled and every commit gets a CI result. Setting
-  # cancel-in-progress to false would not suffice: a new run still cancels
-  # a pending run in the same group.
-  group: ${{github.workflow}}-${{github.ref == 'refs/heads/master' && github.run_id || github.ref}}
-  cancel-in-progress: true
-
-# Building using the github runner environement directly.
-jobs:
-  native:
-    strategy:
-      matrix:
-        python: [
-          {version: '3.10'},
-          {version: '3.11'},
-          {version: '3.12'},
-          #{version: '3.13'},
-        ]
-        cmake: [
-          #{generator: "Xcode", config: Release, build_target: ALL_BUILD, test_target: RUN_TESTS, install_target: install},
-          {generator: "Unix Makefiles", config: Release, build_target: all, test_target: test, install_target: install},
-        ]
-      fail-fast: false
-    name: MacOS•CMake(${{ matrix.cmake.generator }})•Python${{ matrix.python.version }}
-    runs-on: macos-26-intel # Intel (x86_64) runner
-    steps:
-      - uses: actions/checkout@v7
-      - name: Setup Python
-        uses: actions/setup-python@v7
-        with:
-          python-version: ${{ matrix.python.version }}
-      - name: Update Path
-        run: |
-          echo "$HOME/Library/Python/${{ matrix.python.version }}/bin" >> $GITHUB_PATH
-          echo "$HOME/.local/bin" >> $GITHUB_PATH
-      - name: Check Python
-        run: python --version
-      - name: Install Python requirements
-        run: python -m pip install --upgrade -r $(python -c 'import sys; print("./pybind11_abseil/requirements/requirements_lock_%d_%d.txt" % (sys.version_info[:2]))')
-      - name: Check CMake
-        run: cmake --version
-      - name: Configure
-        run: >
-          cmake -S. -Bbuild
-          -G "${{ matrix.cmake.generator }}"
-          -DCMAKE_BUILD_TYPE=${{ matrix.cmake.config }}
-          -DCMAKE_INSTALL_PREFIX=install
-      - name: Build
-        run: >
-          cmake --build build
-          --config ${{ matrix.cmake.config }}
-          --target ${{ matrix.cmake.build_target }}
-          -v -j2
-      - name: Test
-        run: >
-          CTEST_OUTPUT_ON_FAILURE=1
-          cmake --build build
-          --config ${{ matrix.cmake.config }}
-          --target ${{ matrix.cmake.test_target }}
-          -v
-      - name: Install
-        run: >
-          cmake --build build
-          --config ${{ matrix.cmake.config }}
-          --target ${{ matrix.cmake.install_target }}
-          -v
-
-  amd64_macos_cmake:
-    runs-on: ubuntu-latest
-    needs: native
-    steps:
-      - uses: actions/checkout@v7
diff --git a/README.md b/README.md
index 2a2764f..2237d03 100644
--- a/README.md
+++ b/README.md
@@ -4,14 +4,11 @@ Github-CI:
 | OS \ Build system | Bazel | CMake |
 |:------- | :---: | :---: |
 | Linux (`amd64`) | [![Build Status][amd64_linux_bazel_status]][amd64_linux_bazel_link] | [![Build Status][amd64_linux_cmake_status]][amd64_linux_cmake_link] |
-| MacOS (`amd64`) | [![Build Status][amd64_macos_bazel_status]][amd64_macos_bazel_link] | [![Build Status][amd64_macos_cmake_status]][amd64_macos_cmake_link] |
 | MacOS (`arm64`) | [![Build Status][arm64_macos_bazel_status]][arm64_macos_bazel_link] | [![Build Status][arm64_macos_cmake_status]][arm64_macos_cmake_link] |
 | Windows (`amd64`) | [![Build Status][amd64_windows_bazel_status]][amd64_windows_bazel_link] | [![Build Status][amd64_windows_cmake_status]][amd64_windows_cmake_link] |
 
 [amd64_linux_bazel_status]: ./../../actions/workflows/amd64_linux_bazel.yml/badge.svg
 [amd64_linux_bazel_link]: ./../../actions/workflows/amd64_linux_bazel.yml
-[amd64_macos_bazel_status]: ./../../actions/workflows/amd64_macos_bazel.yml/badge.svg
-[amd64_macos_bazel_link]: ./../../actions/workflows/amd64_macos_bazel.yml
 [arm64_macos_bazel_status]: ./../../actions/workflows/arm64_macos_bazel.yml/badge.svg
 [arm64_macos_bazel_link]: ./../../actions/workflows/arm64_macos_bazel.yml
 [amd64_windows_bazel_status]: ./../../actions/workflows/amd64_windows_bazel.yml/badge.svg
@@ -19,8 +16,6 @@ Github-CI:
 
 [amd64_linux_cmake_status]: ./../../actions/workflows/amd64_linux_cmake.yml/badge.svg
 [amd64_linux_cmake_link]: ./../../actions/workflows/amd64_linux_cmake.yml
-[amd64_macos_cmake_status]: ./../../actions/workflows/amd64_macos_cmake.yml/badge.svg
-[amd64_macos_cmake_link]: ./../../actions/workflows/amd64_macos_cmake.yml
 [arm64_macos_cmake_status]: ./../../actions/workflows/arm64_macos_cmake.yml/badge.svg
 [arm64_macos_cmake_link]: ./../../actions/workflows/arm64_macos_cmake.yml
 [amd64_windows_cmake_status]: ./../../actions/workflows/amd64_windows_cmake.yml/badge.svg