diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c9f44f4..181121e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -8,13 +8,14 @@ name: CI
 on: [ push, pull_request ]
 jobs:
   ubuntu:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     strategy:
       fail-fast: false
       matrix:
-        compiler: [ g++-13, g++-14, clang++-19 ]
+        compiler: [ gcc-14, clang-19 ]
+        cxxstd: [ 14, 17, 20, 23 ]
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@master
         with:
           fetch-depth: '0'
       - uses: mstachniuk/ci-skip@v1
@@ -22,20 +23,22 @@ jobs:
           commit-filter: '[skip ci];[ci skip];[CI SKIP];[SKIP CI];***CI SKIP***;***SKIP CI***;[windows];[Windows];[WINDOWS];[apple];[Apple];[APPLE]'
           commit-filter-separator: ';'
           fail-fast: true
-      - name: Set TOOLSET
-        run: echo ${{ matrix.compiler }} | awk '/^g/ { print "TOOLSET=gcc" } /^clang/ { print "TOOLSET=clang" }' >> $GITHUB_ENV
+      - name: Set ENV
+        run: |
+          echo ${{ matrix.compiler }} | awk '/^gcc/ { print "TOOLSET=gcc" } /^clang/ { print "TOOLSET=clang" }' >> $GITHUB_ENV
+          echo ${{ matrix.compiler }} | awk '/^gcc/ { gsub(/gcc/,"CXX=g++"); print; } /^clang/ { gsub(/clang/,"CXX=clang++"); print; }' >> $GITHUB_ENV
       - name: Install packages
-        run: sudo apt install g++-13 g++-14 clang-19 mpich
+        run: sudo apt install ${{ matrix.compiler }}
       - name: Checkout main boost
         run: git clone -b develop --depth 1 https://github.com/boostorg/boost.git ../boost-root
       - name: Update tools/boostdep
         run: git submodule update --init tools/boostdep
         working-directory: ../boost-root
       - name: Copy files
-        run: cp -r $GITHUB_WORKSPACE/* libs/graph_parallel
+        run: cp -r $GITHUB_WORKSPACE/* libs/graph
         working-directory: ../boost-root
       - name: Install deps
-        run: python tools/boostdep/depinst/depinst.py graph_parallel
+        run: python tools/boostdep/depinst/depinst.py graph
         working-directory: ../boost-root
       - name: Bootstrap
         run: ./bootstrap.sh
@@ -44,22 +47,23 @@ jobs:
         run: ./b2 headers
         working-directory: ../boost-root
       - name: Generate user config
-        run: 'echo "using $TOOLSET : : ${{ matrix.compiler }} ;" > ~/user-config.jam && echo "using mpi ;" >> ~/user-config.jam'
+        run: 'echo "using $TOOLSET : : $CXX ;" > ~/user-config.jam'
         working-directory: ../boost-root
       - name: Config info
-        run: ../../../b2 print_config_info toolset=$TOOLSET cxxstd=03,11,14,17,2a
+        run: ../../../b2 print_config_info toolset=$TOOLSET cxxstd=${{ matrix.cxxstd }}
         working-directory: ../boost-root/libs/config/test
       - name: Test
-        run: ../../../b2 toolset=$TOOLSET cxxstd=03,11,14,17,2a
-        working-directory: ../boost-root/libs/graph_parallel/test
+        run: ../../../b2 toolset=$TOOLSET cxxstd=${{ matrix.cxxstd }}
+        working-directory: ../boost-root/libs/graph/test
   macos:
     runs-on: macos-latest
     strategy:
       fail-fast: false
       matrix:
         toolset: [ clang ]
+        cxxstd: [ 14, 17, 20 ]
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@master
         with:
           fetch-depth: '0'
       - uses: mstachniuk/ci-skip@v1
@@ -73,10 +77,10 @@ jobs:
         run: git submodule update --init tools/boostdep
         working-directory: ../boost-root
       - name: Copy files
-        run: cp -r $GITHUB_WORKSPACE/* libs/graph_parallel
+        run: cp -r $GITHUB_WORKSPACE/* libs/graph
         working-directory: ../boost-root
       - name: Install deps
-        run: python tools/boostdep/depinst/depinst.py graph_parallel
+        run: python tools/boostdep/depinst/depinst.py graph
         working-directory: ../boost-root
       - name: Bootstrap
         run: ./bootstrap.sh
@@ -84,13 +88,270 @@ jobs:
       - name: Generate headers
         run: ./b2 headers
         working-directory: ../boost-root
-      - name: Install MPI
-        run: brew install mpich
-      - name: Generate user-config
-        run: echo "using mpi ;" > ~/user-config.jam
       - name: Config info
-        run: ../../../b2 print_config_info toolset=${{ matrix.toolset }} cxxstd=03,11,14,17,2a
+        run: ../../../b2 print_config_info toolset=${{ matrix.toolset }} cxxstd=${{ matrix.cxxstd }}
+        working-directory: ../boost-root/libs/config/test
+      - name: Test
+        run: ../../../b2 toolset=${{ matrix.toolset }} cxxstd=${{ matrix.cxxstd }} define=CI_SUPPRESS_KNOWN_ISSUES
+        working-directory: ../boost-root/libs/graph/test
+  windows_msvc_14_3:
+    runs-on: windows-2022
+    defaults:
+      run:
+        shell: cmd
+    strategy:
+      fail-fast: false
+      matrix:
+        toolset: [ msvc-14.3 ]
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          fetch-depth: '0'
+      - uses: mstachniuk/ci-skip@v1
+        with:
+          commit-filter: '[skip ci];[ci skip];[CI SKIP];[SKIP CI];***CI SKIP***;***SKIP CI***;[apple];[Apple];[APPLE];[linux];[Linux];[LINUX]'
+          commit-filter-separator: ';'
+          fail-fast: true
+      - name: Checkout main boost
+        run: git clone -b develop --depth 1 https://github.com/boostorg/boost.git ../boost-root
+      - name: Update tools/boostdep
+        run: git submodule update --init tools/boostdep
+        working-directory: ../boost-root
+      - name: Copy files
+        run: xcopy /s /e /q %GITHUB_WORKSPACE% libs\graph
+        working-directory: ../boost-root
+      - name: Install deps
+        run: python tools/boostdep/depinst/depinst.py graph
+        working-directory: ../boost-root
+      - name: Bootstrap
+        run: bootstrap
+        working-directory: ../boost-root
+      - name: Generate headers
+        run: b2 headers
+        working-directory: ../boost-root
+      - name: Config info
+        run: ..\..\..\b2 print_config_info cxxstd=14,17,20 address-model=64 toolset=msvc-14.3
         working-directory: ../boost-root/libs/config/test
       - name: Test
-        run: ../../../b2 toolset=${{ matrix.toolset }} cxxstd=03,11,14,17,2a define=CI_SUPPRESS_KNOWN_ISSUES
-        working-directory: ../boost-root/libs/graph_parallel/test
+        run: ..\..\..\b2 --hash address-model=64 cxxstd=14,17,20 toolset=msvc-14.3
+        working-directory: ../boost-root/libs/graph/test
+
+  posix-cmake-subdir:
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - os: ubuntu-22.04
+          - os: ubuntu-24.04
+          - os: macos-14
+          - os: macos-15
+
+    runs-on: ${{matrix.os}}
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install packages
+        if: matrix.install
+        run: sudo apt-get -y install ${{matrix.install}}
+
+      - name: Setup Boost
+        run: |
+          echo GITHUB_REPOSITORY: $GITHUB_REPOSITORY
+          LIBRARY=${GITHUB_REPOSITORY#*/}
+          echo LIBRARY: $LIBRARY
+          echo "LIBRARY=$LIBRARY" >> $GITHUB_ENV
+          echo GITHUB_BASE_REF: $GITHUB_BASE_REF
+          echo GITHUB_REF: $GITHUB_REF
+          REF=${GITHUB_BASE_REF:-$GITHUB_REF}
+          REF=${REF#refs/heads/}
+          echo REF: $REF
+          BOOST_BRANCH=develop && [ "$REF" == "master" ] && BOOST_BRANCH=master || true
+          echo BOOST_BRANCH: $BOOST_BRANCH
+          cd ..
+          git clone -b $BOOST_BRANCH --depth 1 https://github.com/boostorg/boost.git boost-root
+          cd boost-root
+          cp -r $GITHUB_WORKSPACE/* libs/$LIBRARY
+          git submodule update --init tools/boostdep
+          python tools/boostdep/depinst/depinst.py --git_args "--jobs 3" $LIBRARY
+
+      - name: Use library with add_subdirectory
+        run: |
+          cd ../boost-root/libs/$LIBRARY/test/cmake_subdir_test
+          mkdir __build__ && cd __build__
+          cmake ..
+          cmake --build .
+          ctest --output-on-failure --no-tests=error
+
+  posix-cmake-install:
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - os: ubuntu-22.04
+          - os: ubuntu-24.04
+          - os: macos-14
+          - os: macos-15
+
+    runs-on: ${{matrix.os}}
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install packages
+        if: matrix.install
+        run: sudo apt-get -y install ${{matrix.install}}
+
+      - name: Setup Boost
+        run: |
+          echo GITHUB_REPOSITORY: $GITHUB_REPOSITORY
+          LIBRARY=${GITHUB_REPOSITORY#*/}
+          echo LIBRARY: $LIBRARY
+          echo "LIBRARY=$LIBRARY" >> $GITHUB_ENV
+          echo GITHUB_BASE_REF: $GITHUB_BASE_REF
+          echo GITHUB_REF: $GITHUB_REF
+          REF=${GITHUB_BASE_REF:-$GITHUB_REF}
+          REF=${REF#refs/heads/}
+          echo REF: $REF
+          BOOST_BRANCH=develop && [ "$REF" == "master" ] && BOOST_BRANCH=master || true
+          echo BOOST_BRANCH: $BOOST_BRANCH
+          cd ..
+          git clone -b $BOOST_BRANCH --depth 1 https://github.com/boostorg/boost.git boost-root
+          cd boost-root
+          cp -r $GITHUB_WORKSPACE/* libs/$LIBRARY
+          git submodule update --init tools/boostdep
+          python tools/boostdep/depinst/depinst.py --git_args "--jobs 3" $LIBRARY
+
+      - name: Configure
+        run: |
+          cd ../boost-root
+          mkdir __build__ && cd __build__
+          cmake -DBOOST_INCLUDE_LIBRARIES=$LIBRARY -DCMAKE_INSTALL_PREFIX=~/.local ..
+
+      - name: Install
+        run: |
+          cd ../boost-root/__build__
+          cmake --build . --target install
+
+      - name: Use the installed library
+        run: |
+          cd ../boost-root/libs/$LIBRARY/test/cmake_install_test && mkdir __build__ && cd __build__
+          cmake -DCMAKE_INSTALL_PREFIX=~/.local ..
+          cmake --build .
+          ctest --output-on-failure --no-tests=error
+
+  windows-cmake-subdir:
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - os: windows-2022
+          - os: windows-2025
+
+    runs-on: ${{matrix.os}}
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Setup Boost
+        shell: cmd
+        run: |
+          echo GITHUB_REPOSITORY: %GITHUB_REPOSITORY%
+          for /f %%i in ("%GITHUB_REPOSITORY%") do set LIBRARY=%%~nxi
+          echo LIBRARY: %LIBRARY%
+          echo LIBRARY=%LIBRARY%>>%GITHUB_ENV%
+          echo GITHUB_BASE_REF: %GITHUB_BASE_REF%
+          echo GITHUB_REF: %GITHUB_REF%
+          if "%GITHUB_BASE_REF%" == "" set GITHUB_BASE_REF=%GITHUB_REF%
+          set BOOST_BRANCH=develop
+          for /f %%i in ("%GITHUB_BASE_REF%") do if "%%~nxi" == "master" set BOOST_BRANCH=master
+          echo BOOST_BRANCH: %BOOST_BRANCH%
+          cd ..
+          git clone -b %BOOST_BRANCH% --depth 1 https://github.com/boostorg/boost.git boost-root
+          cd boost-root
+          xcopy /s /e /q %GITHUB_WORKSPACE% libs\%LIBRARY%\
+          git submodule update --init tools/boostdep
+          python tools/boostdep/depinst/depinst.py --git_args "--jobs 3" %LIBRARY%
+
+      - name: Use library with add_subdirectory (Debug)
+        shell: cmd
+        run: |
+          cd ../boost-root/libs/%LIBRARY%/test/cmake_subdir_test
+          mkdir __build__ && cd __build__
+          cmake ..
+          cmake --build . --config Debug
+          ctest --output-on-failure --no-tests=error -C Debug
+
+      - name: Use library with add_subdirectory (Release)
+        shell: cmd
+        run: |
+          cd ../boost-root/libs/%LIBRARY%/test/cmake_subdir_test/__build__
+          cmake --build . --config Release
+          ctest --output-on-failure --no-tests=error -C Release
+
+  windows-cmake-install:
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - os: windows-2022
+          - os: windows-2025
+
+    runs-on: ${{matrix.os}}
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Setup Boost
+        shell: cmd
+        run: |
+          echo GITHUB_REPOSITORY: %GITHUB_REPOSITORY%
+          for /f %%i in ("%GITHUB_REPOSITORY%") do set LIBRARY=%%~nxi
+          echo LIBRARY: %LIBRARY%
+          echo LIBRARY=%LIBRARY%>>%GITHUB_ENV%
+          echo GITHUB_BASE_REF: %GITHUB_BASE_REF%
+          echo GITHUB_REF: %GITHUB_REF%
+          if "%GITHUB_BASE_REF%" == "" set GITHUB_BASE_REF=%GITHUB_REF%
+          set BOOST_BRANCH=develop
+          for /f %%i in ("%GITHUB_BASE_REF%") do if "%%~nxi" == "master" set BOOST_BRANCH=master
+          echo BOOST_BRANCH: %BOOST_BRANCH%
+          cd ..
+          git clone -b %BOOST_BRANCH% --depth 1 https://github.com/boostorg/boost.git boost-root
+          cd boost-root
+          xcopy /s /e /q %GITHUB_WORKSPACE% libs\%LIBRARY%\
+          git submodule update --init tools/boostdep
+          python tools/boostdep/depinst/depinst.py --git_args "--jobs 3" %LIBRARY%
+
+      - name: Configure
+        shell: cmd
+        run: |
+          cd ../boost-root
+          mkdir __build__ && cd __build__
+          cmake -DBOOST_INCLUDE_LIBRARIES=%LIBRARY% -DCMAKE_INSTALL_PREFIX=C:/cmake-prefix ..
+
+      - name: Install (Debug)
+        shell: cmd
+        run: |
+          cd ../boost-root/__build__
+          cmake --build . --target install --config Debug
+
+      - name: Install (Release)
+        shell: cmd
+        run: |
+          cd ../boost-root/__build__
+          cmake --build . --target install --config Release
+
+      - name: Use the installed library (Debug)
+        shell: cmd
+        run: |
+          cd ../boost-root/libs/%LIBRARY%/test/cmake_install_test && mkdir __build__ && cd __build__
+          cmake -DCMAKE_INSTALL_PREFIX=C:/cmake-prefix ..
+          cmake --build . --config Debug
+          ctest --output-on-failure --no-tests=error -C Debug
+
+      - name: Use the installed library (Release)
+        shell: cmd
+        run: |
+          cd ../boost-root/libs/%LIBRARY%/test/cmake_install_test/__build__
+          cmake --build . --config Release
+          ctest --output-on-failure --no-tests=error -C Release