diff --git a/.github/julia/build_tarballs.jl b/.github/julia/build_tarballs.jl
index 655e6968d26..c930506a614 100644
--- a/.github/julia/build_tarballs.jl
+++ b/.github/julia/build_tarballs.jl
@@ -33,7 +33,10 @@ cmake -DCMAKE_INSTALL_PREFIX=${prefix} \
     -DCMAKE_BUILD_TYPE=Release \
     -DBUILD_SHARED_LIBS=${BUILD_SHARED} \
     -DZLIB_USE_STATIC_LIBS=${BUILD_STATIC} \
-    -DFAST_BUILD=ON ..
+    -DHIPO=ON \
+    -DBLAS_ROOT="${prefix}" \
+    -DMETIS_ROOT=${prefix} \
+    ..
 
 if [[ "${target}" == *-linux-* ]]; then
         make -j ${nproc}
@@ -60,6 +63,8 @@ platforms = expand_cxxstring_abis(platforms)
 dependencies = [
     Dependency("CompilerSupportLibraries_jll"),
     Dependency("Zlib_jll"),
+    Dependency("METIS_jll"),
+    Dependency("OpenBLAS32_jll"),
     HostBuildDependency(PackageSpec(; name="CMake_jll")),
 ]
 
diff --git a/.github/workflows/hipo-macos.yml b/.github/workflows/hipo-macos.yml
index 317993b99ea..b231f718ed6 100644
--- a/.github/workflows/hipo-macos.yml
+++ b/.github/workflows/hipo-macos.yml
@@ -13,18 +13,11 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - name: Checkout GKlib
-        uses: actions/checkout@v4
-        with:
-          repository: KarypisLab/GKlib
-          ref: master
-          path: GKlib
-
       - name: Checkout METIS
         uses: actions/checkout@v4
         with:
-          repository: KarypisLab/METIS
-          ref: master
+          repository: galabovaa/METIS
+          ref: 510-w
           path: METIS
 
       - name: Create installs dir
@@ -33,21 +26,15 @@ jobs:
           mkdir installs
           ls
 
-      - name: Install GKLIB
-        run: |
-          cd GKlib
-          make config prefix=${{runner.workspace}}/installs
-          make
-          make install
-
       - name: Install METIS
         run: |
           cd METIS
-          make config prefix=${{runner.workspace}}/installs
-          make
-          make install
+          pwd
+          cmake -S. -B build -DGKLIB_PATH=${{ github.workspace }}/METIS/GKlib -DCMAKE_INSTALL_PREFIX=${{runner.workspace}}/installs 
+          cmake --build build --parallel --config Release
+          cmake --install build
 
-      - name: Check METIS and GKlib
+      - name: Check METIS 
         working-directory: ${{runner.workspace}}
         run: |
           cd installs
@@ -61,8 +48,7 @@ jobs:
         working-directory: ${{runner.workspace}}/build
         run: |
           cmake $GITHUB_WORKSPACE -DHIPO=ON \
-          -DMETIS_ROOT=${{runner.workspace}}/installs \
-          -DGKLIB_ROOT=${{runner.workspace}}/installs 
+          -DMETIS_ROOT=${{runner.workspace}}/installs
 
       - name: Build 
         working-directory: ${{runner.workspace}}/build
@@ -88,18 +74,11 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - name: Checkout GKlib
-        uses: actions/checkout@v4
-        with:
-          repository: KarypisLab/GKlib
-          ref: master
-          path: GKlib
-
       - name: Checkout METIS
         uses: actions/checkout@v4
         with:
-          repository: KarypisLab/METIS
-          ref: master
+          repository: galabovaa/METIS
+          ref: 510-w
           path: METIS
 
       - name: Create installs dir
@@ -108,21 +87,15 @@ jobs:
           mkdir installs
           ls
 
-      - name: Install GKLIB
-        run: |
-          cd GKlib
-          make config prefix=${{runner.workspace}}/installs
-          make
-          make install
-
       - name: Install METIS
         run: |
           cd METIS
-          make config prefix=${{runner.workspace}}/installs
-          make
-          make install
+          pwd
+          cmake -S. -B build -DGKLIB_PATH=${{ github.workspace }}/METIS/GKlib -DCMAKE_INSTALL_PREFIX=${{runner.workspace}}/installs 
+          cmake --build build --parallel --config Debug
+          cmake --install build
 
-      - name: Check METIS and GKlib
+      - name: Check METIS
         working-directory: ${{runner.workspace}}
         run: |
           cd installs
@@ -137,7 +110,6 @@ jobs:
         run: |
           cmake $GITHUB_WORKSPACE -DHIPO=ON \
           -DMETIS_ROOT=${{runner.workspace}}/installs \
-          -DGKLIB_ROOT=${{runner.workspace}}/installs \
           -DCMAKE_BUILD_TYPE=Debug
 
       - name: Build 
@@ -164,18 +136,11 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - name: Checkout GKlib
-        uses: actions/checkout@v4
-        with:
-          repository: KarypisLab/GKlib
-          ref: master
-          path: GKlib
-
       - name: Checkout METIS
         uses: actions/checkout@v4
         with:
-          repository: KarypisLab/METIS
-          ref: master
+          repository: galabovaa/METIS
+          ref: 510-w
           path: METIS
 
       - name: Create installs dir
@@ -184,21 +149,15 @@ jobs:
           mkdir installs
           ls
 
-      - name: Install GKLIB
-        run: |
-          cd GKlib
-          make config prefix=${{runner.workspace}}/installs
-          make
-          make install
-
       - name: Install METIS
         run: |
           cd METIS
-          make config prefix=${{runner.workspace}}/installs
-          make
-          make install
+          pwd
+          cmake -S. -B build -DGKLIB_PATH=${{ github.workspace }}/METIS/GKlib -DCMAKE_INSTALL_PREFIX=${{runner.workspace}}/installs 
+          cmake --build build --parallel --config Release
+          cmake --install build
 
-      - name: Check METIS and GKlib
+      - name: Check METIS
         working-directory: ${{runner.workspace}}
         run: |
           cd installs
@@ -212,8 +171,7 @@ jobs:
         working-directory: ${{runner.workspace}}/build
         run: |
           cmake $GITHUB_WORKSPACE -DHIPO=ON -DALL_TESTS=ON \
-          -DMETIS_ROOT=${{runner.workspace}}/installs \
-          -DGKLIB_ROOT=${{runner.workspace}}/installs 
+          -DMETIS_ROOT=${{runner.workspace}}/installs
 
       - name: Build 
         working-directory: ${{runner.workspace}}/build
@@ -239,18 +197,11 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - name: Checkout GKlib
-        uses: actions/checkout@v4
-        with:
-          repository: KarypisLab/GKlib
-          ref: master
-          path: GKlib
-
       - name: Checkout METIS
         uses: actions/checkout@v4
         with:
-          repository: KarypisLab/METIS
-          ref: master
+          repository: galabovaa/METIS
+          ref: 510-w
           path: METIS
 
       - name: Create installs dir
@@ -259,21 +210,15 @@ jobs:
           mkdir installs
           ls
 
-      - name: Install GKLIB
-        run: |
-          cd GKlib
-          make config prefix=${{runner.workspace}}/installs
-          make
-          make install
-
       - name: Install METIS
         run: |
           cd METIS
-          make config prefix=${{runner.workspace}}/installs
-          make
-          make install
+          pwd
+          cmake -S. -B build -DGKLIB_PATH=${{ github.workspace }}/METIS/GKlib -DCMAKE_INSTALL_PREFIX=${{runner.workspace}}/installs 
+          cmake --build build --parallel --config Debug
+          cmake --install build
 
-      - name: Check METIS and GKlib
+      - name: Check METIS
         working-directory: ${{runner.workspace}}
         run: |
           cd installs
@@ -288,7 +233,6 @@ jobs:
         run: |
           cmake $GITHUB_WORKSPACE -DHIPO=ON -DALL_TESTS=ON \
           -DMETIS_ROOT=${{runner.workspace}}/installs \
-          -DGKLIB_ROOT=${{runner.workspace}}/installs \
           -DCMAKE_BUILD_TYPE=Debug
 
       - name: Build 
diff --git a/.github/workflows/hipo-ubuntu.yml b/.github/workflows/hipo-ubuntu.yml
index de9cdafc396..fe09bea77e8 100644
--- a/.github/workflows/hipo-ubuntu.yml
+++ b/.github/workflows/hipo-ubuntu.yml
@@ -13,18 +13,11 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - name: Checkout GKlib
-        uses: actions/checkout@v4
-        with:
-          repository: KarypisLab/GKlib
-          ref: master
-          path: GKlib
-
       - name: Checkout METIS
         uses: actions/checkout@v4
         with:
-          repository: KarypisLab/METIS
-          ref: master
+          repository: galabovaa/METIS
+          ref: 510-w
           path: METIS
 
       - name: Create installs dir
@@ -33,34 +26,13 @@ jobs:
           mkdir installs
           ls
 
-      - name: Install GKLIB
-        run: |
-          cd GKlib
-          make config shared=1 prefix=${{runner.workspace}}/installs
-          make
-          make install
-
-      # - name: Check installs 
-      #   working-directory: ${{runner.workspace}}
-      #   run: |
-      #     cd installs
-      #     ls 
-      #     ls lib
-
-      - name: Copy GKlib shared (bug)
-        working-directory: ${{runner.workspace}}
-        run: |
-          cd installs
-          cd lib
-          ln libGKlib.so.0 libGKlib.so
-          ls 
-
       - name: Install METIS
         run: |
           cd METIS
-          make config shared=1 prefix=${{runner.workspace}}/installs 
-          make
-          make install
+          pwd
+          cmake -S. -B build -DGKLIB_PATH=${{ github.workspace }}/METIS/GKlib -DCMAKE_INSTALL_PREFIX=${{runner.workspace}}/installs 
+          cmake --build build --parallel --config Release
+          cmake --install build
 
       # no default blas available on runner
 
@@ -85,8 +57,7 @@ jobs:
         working-directory: ${{runner.workspace}}/build
         run: |
           cmake $GITHUB_WORKSPACE -DHIPO=ON \
-          -DMETIS_ROOT=${{runner.workspace}}/installs \
-          -DGKLIB_ROOT=${{runner.workspace}}/installs
+          -DMETIS_ROOT=${{runner.workspace}}/installs
 
       - name: Build 
         working-directory: ${{runner.workspace}}/build
@@ -112,18 +83,11 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - name: Checkout GKlib
-        uses: actions/checkout@v4
-        with:
-          repository: KarypisLab/GKlib
-          ref: master
-          path: GKlib
-
       - name: Checkout METIS
         uses: actions/checkout@v4
         with:
-          repository: KarypisLab/METIS
-          ref: master
+          repository: galabovaa/METIS
+          ref: 510-w
           path: METIS
 
       - name: Create installs dir
@@ -132,28 +96,14 @@ jobs:
           mkdir installs
           ls
 
-      - name: Install GKLIB
-        run: |
-          cd GKlib
-          make config shared=1 prefix=${{runner.workspace}}/installs
-          make
-          make install
-
-      - name: Copy GKlib shared (bug)
-        working-directory: ${{runner.workspace}}
-        run: |
-          cd installs
-          cd lib
-          ln libGKlib.so.0 libGKlib.so
-          ls 
-
       - name: Install METIS
         shell: bash
         run: |
           cd METIS
-          make config shared=1 prefix=${{runner.workspace}}/installs 
-          make
-          make install
+          pwd
+          cmake -S. -B build -DGKLIB_PATH=${{ github.workspace }}/METIS/GKlib -DCMAKE_INSTALL_PREFIX=${{runner.workspace}}/installs 
+          cmake --build build --parallel --config Debug
+          cmake --install build
 
       - name: Cache APT packages
         uses: actions/cache@v4
@@ -177,7 +127,6 @@ jobs:
         run: |
           cmake $GITHUB_WORKSPACE -DHIPO=ON \
           -DMETIS_ROOT=${{runner.workspace}}/installs \
-          -DGKLIB_ROOT=${{runner.workspace}}/installs \
           -DCMAKE_BUILD_TYPE=Debug
 
       - name: Build 
@@ -204,18 +153,11 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - name: Checkout GKlib
-        uses: actions/checkout@v4
-        with:
-          repository: KarypisLab/GKlib
-          ref: master
-          path: GKlib
-
       - name: Checkout METIS
         uses: actions/checkout@v4
         with:
-          repository: KarypisLab/METIS
-          ref: master
+          repository: galabovaa/METIS
+          ref: 510-w
           path: METIS
 
       - name: Create installs dir
@@ -224,34 +166,13 @@ jobs:
           mkdir installs
           ls
 
-      - name: Install GKLIB
-        run: |
-          cd GKlib
-          make config shared=1 prefix=${{runner.workspace}}/installs
-          make
-          make install
-
-      # - name: Check installs 
-      #   working-directory: ${{runner.workspace}}
-      #   run: |
-      #     cd installs
-      #     ls 
-      #     ls lib
-
-      - name: Copy GKlib shared (bug)
-        working-directory: ${{runner.workspace}}
-        run: |
-          cd installs
-          cd lib
-          ln libGKlib.so.0 libGKlib.so
-          ls 
-
       - name: Install METIS
         run: |
           cd METIS
-          make config shared=1 prefix=${{runner.workspace}}/installs 
-          make
-          make install
+          pwd
+          cmake -S. -B build -DGKLIB_PATH=${{ github.workspace }}/METIS/GKlib -DCMAKE_INSTALL_PREFIX=${{runner.workspace}}/installs 
+          cmake --build build --parallel --config Release
+          cmake --install build
 
       # no default blas available on runner
 
@@ -276,8 +197,7 @@ jobs:
         working-directory: ${{runner.workspace}}/build
         run: |
           cmake $GITHUB_WORKSPACE -DHIPO=ON -DALL_TESTS=ON \
-          -DMETIS_ROOT=${{runner.workspace}}/installs \
-          -DGKLIB_ROOT=${{runner.workspace}}/installs
+          -DMETIS_ROOT=${{runner.workspace}}/installs 
 
       - name: Build 
         working-directory: ${{runner.workspace}}/build
@@ -303,18 +223,11 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - name: Checkout GKlib
-        uses: actions/checkout@v4
-        with:
-          repository: KarypisLab/GKlib
-          ref: master
-          path: GKlib
-
       - name: Checkout METIS
         uses: actions/checkout@v4
         with:
-          repository: KarypisLab/METIS
-          ref: master
+          repository: galabovaa/METIS
+          ref: 510-w
           path: METIS
 
       - name: Create installs dir
@@ -323,28 +236,13 @@ jobs:
           mkdir installs
           ls
 
-      - name: Install GKLIB
-        run: |
-          cd GKlib
-          make config shared=1 prefix=${{runner.workspace}}/installs
-          make
-          make install
-
-      - name: Copy GKlib shared (bug)
-        working-directory: ${{runner.workspace}}
-        run: |
-          cd installs
-          cd lib
-          ln libGKlib.so.0 libGKlib.so
-          ls 
-
       - name: Install METIS
-        shell: bash
         run: |
           cd METIS
-          make config shared=1 prefix=${{runner.workspace}}/installs 
-          make
-          make install
+          pwd
+          cmake -S. -B build -DGKLIB_PATH=${{ github.workspace }}/METIS/GKlib -DCMAKE_INSTALL_PREFIX=${{runner.workspace}}/installs 
+          cmake --build build --parallel --config Debug
+          cmake --install build
 
       - name: Cache APT packages
         uses: actions/cache@v4
@@ -368,7 +266,6 @@ jobs:
         run: |
           cmake $GITHUB_WORKSPACE -DHIPO=ON -DALL_TESTS=ON \
           -DMETIS_ROOT=${{runner.workspace}}/installs \
-          -DGKLIB_ROOT=${{runner.workspace}}/installs \
           -DCMAKE_BUILD_TYPE=Debug
 
       - name: Build 
diff --git a/.github/workflows/hipo-win.yml b/.github/workflows/hipo-win.yml
index 3844c014914..d816d374ac0 100644
--- a/.github/workflows/hipo-win.yml
+++ b/.github/workflows/hipo-win.yml
@@ -13,33 +13,32 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      # 2. Set up caching for vcpkg
-      - name: Cache vcpkg
-        uses: actions/cache@v3
+      - name: Checkout METIS
+        uses: actions/checkout@v4
         with:
-          path: |
-            ./vcpkg/installed
-            ./vcpkg/downloads
-          key: vcpkg-${{ runner.os }}-${{ hashFiles('vcpkg.json') }}
-          restore-keys: |
-            vcpkg-${{ runner.os }}-
+          repository: galabovaa/METIS
+          ref: 510-w
+          path: METIS
 
-      # - name: Install GKlib
-      #   run: vcpkg install gklib
-
-      # - name: ls
-      #   run: ls C:/vcpkg/packages/gklib_x64-windows/share/gklib
+      - name: Create installs dir
+        working-directory: ${{runner.workspace}}
+        run: | 
+          ls
+          mkdir installs
+          ls
 
       - name: Install METIS
-        run: vcpkg install metis
-
-        # run: ls C:/vcpkg/packages/metis_x64-windows/
-        # run: ls C:/vcpkg/packages/metis_x64-windows/lib
-        # run: ls C:/vcpkg/packages/metis_x64-windows/share
-        # run: ls C:/vcpkg/packages/gklib_x64-windows/share/gklib
+        shell: bash
+        run: |
+          INSTALLS_PREFIX=$(cygpath "${{ runner.workspace }}")/installs
+          cd METIS
+          pwd
+          cmake -S. -B build -DGKLIB_PATH=$GITHUB_WORKSPACE/METIS/GKlib -DCMAKE_INSTALL_PREFIX=$INSTALLS_PREFIX
+          cmake --build build --parallel --config Release
+          cmake --install build --config Release
 
       - name: Install OpenBLAS
-        run: vcpkg install openblas
+        run: vcpkg install openblas[threads]
 
       - name: Create build dir
         run: cmake -E make_directory ${{runner.workspace}}/build
@@ -48,11 +47,11 @@ jobs:
         shell: bash
         working-directory: ${{runner.workspace}}/build
         run: |
+          METIS_ROOT=$(cygpath "${{ runner.workspace }}")/installs
           cmake $GITHUB_WORKSPACE \
           -DHIPO=ON \
-          -DCMAKE_TOOLCHAIN_FILE=C:/vcpkg/scripts/buildsystems/vcpkg.cmake
-
-         # -DCMAKE_CXX_FLAGS="-I C:/vcpkg/packages/gklib_x64-windows/include/GKlib"
+          -DCMAKE_TOOLCHAIN_FILE=C:/vcpkg/scripts/buildsystems/vcpkg.cmake \
+          -DMETIS_ROOT=$METIS_ROOT
 
       - name: Build 
         shell: bash
@@ -81,22 +80,32 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      # 2. Set up caching for vcpkg
-      - name: Cache vcpkg
-        uses: actions/cache@v3
+      - name: Checkout METIS
+        uses: actions/checkout@v4
         with:
-          path: |
-            ./vcpkg/installed
-            ./vcpkg/downloads
-          key: vcpkg-${{ runner.os }}-${{ hashFiles('vcpkg.json') }}
-          restore-keys: |
-            vcpkg-${{ runner.os }}-
+          repository: galabovaa/METIS
+          ref: 510-w
+          path: METIS
+
+      - name: Create installs dir
+        working-directory: ${{runner.workspace}}
+        run: | 
+          ls
+          mkdir installs
+          ls
 
       - name: Install METIS
-        run: vcpkg install metis
+        shell: bash
+        run: |
+          INSTALLS_PREFIX=$(cygpath "${{ runner.workspace }}")/installs
+          cd METIS
+          pwd
+          cmake -S. -B build -DGKLIB_PATH=$GITHUB_WORKSPACE/METIS/GKlib -DCMAKE_INSTALL_PREFIX=$INSTALLS_PREFIX
+          cmake --build build --parallel --config Debug
+          cmake --install build --config Debug
 
       - name: Install OpenBLAS
-        run: vcpkg install openblas
+        run: vcpkg install openblas[threads]
 
       - name: Create build dir
         run: cmake -E make_directory ${{runner.workspace}}/build
@@ -105,9 +114,11 @@ jobs:
         shell: bash
         working-directory: ${{runner.workspace}}/build
         run: |
+          METIS_ROOT=$(cygpath "${{ runner.workspace }}")/installs
           cmake $GITHUB_WORKSPACE \
           -DHIPO=ON \
-          -DCMAKE_TOOLCHAIN_FILE=C:/vcpkg/scripts/buildsystems/vcpkg.cmake
+          -DCMAKE_TOOLCHAIN_FILE=C:/vcpkg/scripts/buildsystems/vcpkg.cmake \
+          -DMETIS_ROOT=$METIS_ROOT
 
       - name: Build 
         shell: bash
@@ -136,22 +147,32 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      # 2. Set up caching for vcpkg
-      - name: Cache vcpkg
-        uses: actions/cache@v3
+      - name: Checkout METIS
+        uses: actions/checkout@v4
         with:
-          path: |
-            ./vcpkg/installed
-            ./vcpkg/downloads
-          key: vcpkg-${{ runner.os }}-${{ hashFiles('vcpkg.json') }}
-          restore-keys: |
-            vcpkg-${{ runner.os }}-
+          repository: galabovaa/METIS
+          ref: 510-w
+          path: METIS
+
+      - name: Create installs dir
+        working-directory: ${{runner.workspace}}
+        run: | 
+          ls
+          mkdir installs
+          ls
 
       - name: Install METIS
-        run: vcpkg install metis
+        shell: bash
+        run: |
+          INSTALLS_PREFIX=$(cygpath "${{ runner.workspace }}")/installs
+          cd METIS
+          pwd
+          cmake -S. -B build -DGKLIB_PATH=$GITHUB_WORKSPACE/METIS/GKlib -DCMAKE_INSTALL_PREFIX=$INSTALLS_PREFIX
+          cmake --build build --parallel --config Release
+          cmake --install build --config Release
 
       - name: Install OpenBLAS
-        run: vcpkg install openblas
+        run: vcpkg install openblas[threads]
 
       - name: Create build dir
         run: cmake -E make_directory ${{runner.workspace}}/build
@@ -160,10 +181,12 @@ jobs:
         shell: bash
         working-directory: ${{runner.workspace}}/build
         run: |
+          METIS_ROOT=$(cygpath "${{ runner.workspace }}")/installs
           cmake $GITHUB_WORKSPACE \
           -DHIPO=ON \
           -DALL_TESTS=ON \
-          -DCMAKE_TOOLCHAIN_FILE=C:/vcpkg/scripts/buildsystems/vcpkg.cmake
+          -DCMAKE_TOOLCHAIN_FILE=C:/vcpkg/scripts/buildsystems/vcpkg.cmake \
+          -DMETIS_ROOT=$METIS_ROOT
 
       - name: Build 
         shell: bash
@@ -192,22 +215,32 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      # 2. Set up caching for vcpkg
-      - name: Cache vcpkg
-        uses: actions/cache@v3
+      - name: Checkout METIS
+        uses: actions/checkout@v4
         with:
-          path: |
-            ./vcpkg/installed
-            ./vcpkg/downloads
-          key: vcpkg-${{ runner.os }}-${{ hashFiles('vcpkg.json') }}
-          restore-keys: |
-            vcpkg-${{ runner.os }}-
+          repository: galabovaa/METIS
+          ref: 510-w
+          path: METIS
+
+      - name: Create installs dir
+        working-directory: ${{runner.workspace}}
+        run: | 
+          ls
+          mkdir installs
+          ls
 
       - name: Install METIS
-        run: vcpkg install metis
+        shell: bash
+        run: |
+          INSTALLS_PREFIX=$(cygpath "${{ runner.workspace }}")/installs
+          cd METIS
+          pwd
+          cmake -S. -B build -DGKLIB_PATH=$GITHUB_WORKSPACE/METIS/GKlib -DCMAKE_INSTALL_PREFIX=$INSTALLS_PREFIX
+          cmake --build build --parallel --config Debug
+          cmake --install build --config Debug
 
       - name: Install OpenBLAS
-        run: vcpkg install openblas
+        run: vcpkg install openblas[threads]
 
       - name: Create build dir
         run: cmake -E make_directory ${{runner.workspace}}/build
@@ -216,10 +249,12 @@ jobs:
         shell: bash
         working-directory: ${{runner.workspace}}/build
         run: |
+          METIS_ROOT=$(cygpath "${{ runner.workspace }}")/installs
           cmake $GITHUB_WORKSPACE \
           -DHIPO=ON \
           -DALL_TESTS=ON \
-          -DCMAKE_TOOLCHAIN_FILE=C:/vcpkg/scripts/buildsystems/vcpkg.cmake
+          -DCMAKE_TOOLCHAIN_FILE=C:/vcpkg/scripts/buildsystems/vcpkg.cmake \
+          -DMETIS_ROOT=$METIS_ROOT
 
       - name: Build 
         shell: bash
diff --git a/.github/workflows/julia-tests-ubuntu.yml b/.github/workflows/julia-tests-ubuntu.yml
deleted file mode 100644
index 357c877e989..00000000000
--- a/.github/workflows/julia-tests-ubuntu.yml
+++ /dev/null
@@ -1,63 +0,0 @@
-name: JuliaCompileAndTest
-on:
-  push:
-    branches: [master, latest]
-  pull_request:
-    types: [opened, synchronize, ready_for_review, reopened]
-# needed to allow julia-actions/cache to delete old caches that it has created
-permissions:
-  actions: write
-  contents: read
-jobs:
-  test:
-    name: Julia - ${{ github.event_name }}
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v4
-      # Install Julia 1.7 for BinaryBuilder. Note that this is an old version of
-      # Julia, but it is required for compatibility with BinaryBuilder.
-      - uses: julia-actions/setup-julia@v2
-        with:
-          version: "1.7"
-          arch: x64
-      - uses: julia-actions/cache@v2
-      # Set the environment variables required by BinaryBuilder.
-      - run: |
-          git fetch --tags
-          echo "HIGHS_RELEASE=$(git describe --tags $(git rev-list --tags --max-count=1) | sed 's/^v//')" >> $GITHUB_ENV
-          if [ "${{ github.event_name }}" = "pull_request" ]; then
-            echo "HIGHS_COMMIT=${{ github.event.pull_request.head.sha }}" >> $GITHUB_ENV
-            echo "HIGHS_URL=${{ github.event.pull_request.head.repo.clone_url }}" >> $GITHUB_ENV
-          else
-            echo "HIGHS_COMMIT=${{ github.sha }}" >> $GITHUB_ENV
-            echo "HIGHS_URL=https://github.com/${{ github.repository }}.git" >> $GITHUB_ENV
-          fi
-      - run: |
-          julia --color=yes -e 'using Pkg; Pkg.add("BinaryBuilder")'
-          julia --color=yes .github/julia/build_tarballs.jl x86_64-linux-gnu-cxx11 --verbose --deploy="local"
-      # Now install a newer version of Julia to actually test HiGHS_jll. We
-      # choose v1.10 because it is the current Long-Term Support (LTS).
-      - uses: julia-actions/setup-julia@v2
-        with:
-          version: "1.10"
-          arch: x64
-      # We want to install the latest version of HiGHS.jl, but we also want it
-      # to be compatible with our newly compiled HiGHS_jll. To do so, we
-      # manually edit HiGHS.jl's Project.toml file to allow any v1.X.Y version
-      # of HiGHS_jll
-      - shell: julia --color=yes {0}
-        run: |
-          using Pkg
-          Pkg.develop("HiGHS")
-          project_filename = "/home/runner/.julia/dev/HiGHS/Project.toml"
-          project = read(project_filename, String)
-          write(
-            project_filename,
-            replace(project, r"HiGHS_jll = \"=.+?\"" => "HiGHS_jll = \"1\""),
-          )
-      # Now we can add HiGHS_jll and run the tests for HiGHS.
-      - shell: julia --color=yes {0}
-        run: |
-          using Pkg
-          Pkg.develop(; path="/home/runner/.julia/dev/HiGHS_jll")
-          Pkg.test("HiGHS")
diff --git a/.github/workflows/julia-tests.yml b/.github/workflows/julia-tests.yml
new file mode 100644
index 00000000000..496b4281dd2
--- /dev/null
+++ b/.github/workflows/julia-tests.yml
@@ -0,0 +1,116 @@
+name: JuliaCompileAndTest
+on:
+  push:
+    branches: [master, latest]
+  pull_request:
+    types: [opened, synchronize, ready_for_review, reopened]
+# needed to allow julia-actions/cache to delete old caches that it has created
+permissions:
+  actions: write
+  contents: read
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        triplet: ['x86_64-linux-gnu-cxx11', 'aarch64-apple-darwin', 'x86_64-w64-mingw32-cxx11']
+    steps:
+      - uses: actions/checkout@v4
+      - uses: julia-actions/setup-julia@v2
+        with:
+          version: "1.7"
+          arch: x64
+      - uses: julia-actions/cache@v2
+      - run: |
+          git fetch --tags
+          echo "HIGHS_RELEASE=$(git describe --tags $(git rev-list --tags --max-count=1) | sed 's/^v//')" >> $GITHUB_ENV
+          if [ "${{ github.event_name }}" = "pull_request" ]; then
+            echo "HIGHS_COMMIT=${{ github.event.pull_request.head.sha }}" >> $GITHUB_ENV
+            echo "HIGHS_URL=${{ github.event.pull_request.head.repo.clone_url }}" >> $GITHUB_ENV
+          else
+            echo "HIGHS_COMMIT=${{ github.sha }}" >> $GITHUB_ENV
+            echo "HIGHS_URL=https://github.com/${{ github.repository }}.git" >> $GITHUB_ENV
+          fi
+      - run: |
+          julia --color=yes -e 'using Pkg; Pkg.add("BinaryBuilder")'
+          julia --color=yes .github/julia/build_tarballs.jl ${{ matrix.triplet }} --verbose --deploy="local"
+        env:
+          BINARYBUILDER_AUTOMATIC_APPLE: true
+      - uses: actions/upload-artifact@v4
+        with:
+          name: ${{ matrix.triplet }}
+          path: ${{ github.workspace }}/products/*
+      - uses: actions/upload-artifact@v4
+        with:
+          name: ${{ matrix.triplet }}-jll
+          path: /home/runner/.julia/dev/HiGHS_jll
+  test:
+    runs-on: ${{ matrix.os }}
+    needs: build
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - triplet: 'x86_64-linux-gnu-cxx11'
+            os: 'ubuntu-latest'
+            arch: x64
+          - triplet: 'aarch64-apple-darwin'
+            os: 'macos-14'
+            arch: aarch64
+          - triplet: 'x86_64-w64-mingw32-cxx11'
+            os: 'windows-latest'
+            arch: x64
+    steps:
+      - uses: actions/checkout@v4
+      - uses: julia-actions/setup-julia@v2
+        with:
+          version: "1.10"
+          arch: ${{ matrix.arch }}
+      # Download and setup the artifact
+      - uses: actions/download-artifact@v4
+        with:
+          name: ${{ matrix.triplet }}
+          path: ${{ github.workspace }}/products
+      - shell: bash
+        run: tar -xzf products/HiGHS.*.${{ matrix.triplet }}.tar.gz -C products
+      # We also need to download the JLL package, because it contains the new
+      # dependencies
+      - uses: actions/download-artifact@v4
+        with:
+          name: ${{ matrix.triplet }}-jll
+          path: ${{ github.workspace }}/HiGHS_jll
+      # We need to update the [compat] section in HiGHS to support HiGHS_jll
+      - shell: julia --color=yes {0}
+        run: |
+          using Pkg
+          Pkg.develop("HiGHS")
+          project_filename = joinpath(Pkg.devdir(), "HiGHS", "Project.toml")
+          project = read(project_filename, String)
+          write(
+            project_filename,
+            replace(project, r"HiGHS_jll = \"=.+?\"" => "HiGHS_jll = \"1\""),
+          )
+      # Now we need to update the Artifacts.toml in the HiGHS_jll that we've
+      # downloaded. Otherwise Julia will try to download the default on install.
+      - shell: julia --color=yes {0}
+        run: |
+          import Pkg
+          file = joinpath(ENV["GITHUB_WORKSPACE"], "HiGHS_jll", "Artifacts.toml")
+          m = match(r"git-tree-sha1 = \"(.+?)\"", read(file, String))
+          dir = escape_string(joinpath(ENV["GITHUB_WORKSPACE"], "products"))
+          write(
+            joinpath(homedir(), ".julia", "artifacts", "Overrides.toml"),
+            "$(m[1]) = \"$(dir)\"\n",
+          )
+          Pkg.develop(; path = joinpath(ENV["GITHUB_WORKSPACE"], "HiGHS_jll"))
+      - shell: julia --color=yes {0}
+        run: |
+          import HiGHS_jll
+          file = joinpath(ENV["GITHUB_WORKSPACE"], "check", "instances", "flugpl.mps")
+          run(`$(HiGHS_jll.highs()) --solver=hipo $file`)
+          run(`$(HiGHS_jll.highs()) $file`)
+      - shell: julia --color=yes {0}
+        run: |
+          using Pkg
+          Pkg.test("HiGHS")
diff --git a/cmake/FindHipoDeps.cmake b/cmake/FindHipoDeps.cmake
index bd7cf6bcf4c..6c9d457c045 100644
--- a/cmake/FindHipoDeps.cmake
+++ b/cmake/FindHipoDeps.cmake
@@ -1,17 +1,10 @@
 # BLAS
-option(BLAS_ROOT "Root directory of BLAS or OpenBLAS" "")
+set(BLAS_ROOT "" CACHE STRING "Root directory of BLAS or OpenBLAS")
 message(STATUS "BLAS_ROOT is " ${BLAS_ROOT})
 
 if (WIN32)
-
     find_package(OpenBLAS CONFIG REQUIRED) 
     message(STATUS "OpenBLAS CMake config path: ${OpenBLAS_DIR}")
-
-    find_package(metis CONFIG REQUIRED)
-    message(STATUS "metis CMake config path: ${metis_DIR}")
-
-    # find_package(gklib CONFIG REQUIRED)
-    # message(STATUS "gklib CMake config path: ${gklib_DIR}")
 elseif(NOT APPLE)
     # LINUX
     find_library(OPENBLAS_LIB 
@@ -31,43 +24,73 @@ elseif(NOT APPLE)
         endif(NOT BLAS_LIB)
         message("Found BLAS library at ${BLAS_LIB}")
     endif(OPENBLAS_LIB)
-
 endif()
 
-if (NOT WIN32)
-    # Find_package works if deps are installed with vcpkg.
+# METIS
+set(METIS_ROOT "" CACHE STRING "Root directory of METIS")
+message(STATUS "METIS_ROOT is " ${METIS_ROOT})
 
-    # METIS
-    option(METIS_ROOT "Root directory of METIS" "")
-    message(STATUS "METIS_ROOT is " ${METIS_ROOT})
+find_package(metis CONFIG)
 
-    find_path(METIS_PATH 
-        NAMES "metis.h" 
+if(metis_FOUND)
+    message(STATUS "metis CMake config path: ${metis_DIR}")
+else()
+    find_path(METIS_PATH
+        NAMES "metis.h"
         REQUIRED
-        HINTS "${METIS_ROOT}/include")
+        PATHS "${METIS_ROOT}/include"
+        NO_DEFAULT_PATH)
 
     message("Found Metis header at ${METIS_PATH}")
 
-    find_library(METIS_LIB 
-        NAMES metis 
+    find_library(METIS_LIB
+        NAMES metis libmetis
         REQUIRED
-        HINTS "${METIS_ROOT}/lib")
+        PATHS "${METIS_ROOT}/lib" "${METIS_ROOT}/bin"
+        NO_DEFAULT_PATH)
+
     message("Found Metis library at ${METIS_LIB}")
+endif()
 
-    # GKlib
-    option(GKLIB_ROOT "Root directory of GKlib" "")
+# GKlib optional for newer versions on ubuntu and macos
+set(GKLIB_ROOT "" CACHE STRING "Root directory of GKlib")
+if (NOT (GKLIB_ROOT STREQUAL ""))
     message(STATUS "GKLIB_ROOT is " ${GKLIB_ROOT})
 
-    find_path(GKLIB_PATH 
-        NAMES "GKlib.h" REQUIRED
-        HINTS "${GKLIB_ROOT}/include")
-
-    message("Found GKlib header at ${GKLIB_PATH}")
-
-    find_library(GKLIB_LIB 
-        NAMES GKlib
-        REQUIRED
-        HINTS "${GKLIB_ROOT}/lib")
-
-    message("Found GKlib library at ${GKLIB_LIB}")
+    find_package(GKlib CONFIG)
+
+    if(GKlib_FOUND)
+        message(STATUS "gklib CMake config path: ${GKlib_DIR}")
+
+        # get_cmake_property(_vars VARIABLES)
+        # foreach(_v IN LISTS _vars)
+        #     if(_v MATCHES "GKlib")
+        #     message(STATUS "${_v} = ${${_v}}")
+        #     endif()
+        # endforeach()
+
+        # get_property(_targets DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} PROPERTY IMPORTED_TARGETS)
+        # foreach(_t IN LISTS _targets)
+        # if(_t MATCHES "GKlib")
+        #     message(STATUS "GKlib exported target: ${_t}")
+        # endif()
+        # endforeach()
+
+    else()
+        find_path(GKLIB_PATH
+            NAMES "gklib.h"
+            REQUIRED
+            PATHS "${GKLIB_ROOT}/include"
+            NO_DEFAULT_PATH)
+
+        message("Found GKlib header at ${GKLIB_PATH}")
+
+        find_library(GKLIB_LIB
+            NAMES GKlib libGKlib
+            REQUIRED
+            PATHS "${GKLIB_ROOT}/lib"
+            NO_DEFAULT_PATH)
+
+        message("Found GKlib library at ${GKLIB_LIB}")
+    endif()
 endif()
\ No newline at end of file
diff --git a/highs/CMakeLists.txt b/highs/CMakeLists.txt
index 6e922a0467d..a7dd54400ec 100644
--- a/highs/CMakeLists.txt
+++ b/highs/CMakeLists.txt
@@ -191,8 +191,7 @@ else()
         target_compile_definitions(highs PRIVATE HIPO_USES_APPLE_BLAS)
     elseif(WIN32)
         target_link_libraries(highs OpenBLAS::OpenBLAS)
-        target_link_libraries(highs metis)
-        # target_link_libraries(highs gklib)
+        target_compile_definitions(highs PRIVATE HIPO_USES_OPENBLAS)
     else() 
         # LINUX
         if(BLAS_LIB)
@@ -205,21 +204,23 @@ else()
         endif(BLAS_LIB)
     endif(APPLE)
 
-    if (NOT WIN32)
-      # Find_package works if deps are installed with vcpkg.
-
-      # Metis
+    if(metis_FOUND)
+      target_link_libraries(highs metis)
+    else()
       target_include_directories(highs PRIVATE "${METIS_PATH}")
       target_link_libraries(highs "${METIS_LIB}")
-
-      # GKlib
-      target_include_directories(highs PRIVATE "${GKLIB_PATH}")
-      target_link_libraries(highs "${GKLIB_LIB}")
     endif()
 
+    if (NOT (GKLIB_ROOT STREQUAL ""))
+      if(GKlib_FOUND)
+        target_link_libraries(highs GKlib::GKlib)
+      else()
+        target_include_directories(highs PRIVATE "${GKLIB_PATH}")
+        target_link_libraries(highs "${GKLIB_LIB}")
+      endif()
+    endif()
   endif()
 
-
   if(MSVC)
     list(APPEND highs_compile_opts
       "/bigobj" # Allow big object