diff --git a/.github/workflows/cmake.yml b/.github/workflows/cmake.yml
index c1a1a04e7..dcbef9941 100644
--- a/.github/workflows/cmake.yml
+++ b/.github/workflows/cmake.yml
@@ -22,58 +22,50 @@ jobs:
   build:
     # Skip CI if PR is a draft
     if: github.event.pull_request.draft == false
-    name: ${{matrix.os}}-${{matrix.cxx}}-mpi:${{matrix.mpi}}-openmp:${{matrix.omp}}
-    # The CMake configure and build commands are platform agnostic and should work equally
-    # well on Windows or Mac.  You can convert this to a matrix build if you need
-    # cross-platform coverage.
-    # See: https://docs.github.com/en/free-pro-team@latest/actions/learn-github-actions/managing-complex-workflows#using-a-build-matrix
+    name: ${{matrix.os}}-${{matrix.container}}-${{matrix.cxx}}-mpi:${{matrix.mpi}}-openmp:${{matrix.omp}}
     runs-on: ${{matrix.os}}
+    container: ${{matrix.container}}
     env:
       CC: ${{ matrix.cc }}
       CXX: ${{ matrix.cxx }}
     strategy:
       fail-fast: false
       matrix:
-          os:
-            - ubuntu-20.04
-            - macos-14
-          cc:
-            - gcc-10
-            - clang
-          cxx:
-            - g++-10
-            - clang++
-          mpi:
-            - "ON"
-            - "OFF"
-          omp:
-            - "ON"
-            - "OFF"
-          exclude:
-            - cc: gcc-10
-              cxx: clang++
-            - cc: clang
-              cxx: g++-10
-            - os: ubuntu-20.04
-              cc: clang
-              cxx: clang++
-            - os: macos-14
-              mpi: "ON"
-            # This doesn't seem to work with ONNXrt yet:
-            - os: macos-14
-              cxx: g++-10
+          include:
+            - { os: ubuntu-20.04, cxx: g++-10, mpi: "ON", omp: "ON" }
+            - { os: ubuntu-20.04, cxx: g++-10, mpi: "ON", omp: "OFF" }
+            - { os: ubuntu-20.04, cxx: g++-10, mpi: "OFF", omp: "ON" }
+            - { os: ubuntu-20.04, cxx: g++-10, mpi: "OFF", omp: "OFF" }
+            - { os: ubuntu-20.04, container: "fedora:39", cxx: g++, mpi: "OFF", omp: "ON" }
+            - { os: macos-14, cxx: clang++, mpi: "ON", omp: "ON" }
+            - { os: macos-14, cxx: clang++, mpi: "OFF", omp: "OFF" }
+            #- { os: macos-14, cxx: clang++, mpi: "OFF", omp: "ON" }
+            #- { os: macos-14, cxx: clang++, mpi: "ON", omp: "OFF" }
 
     steps:
     - uses: actions/checkout@v3
-      with:
-        submodules: recursive
 
     - name: Install Dependencies on Ubunutu
-      if: ${{ contains(matrix.os, 'ubuntu') }}
+      if: contains(matrix.os, 'ubuntu') && !contains(matrix.container, 'fedora')
       run: |
         sudo apt update
         sudo apt install openmpi-bin libopenmpi-dev libyaml-cpp-dev ccache libeigen3-dev libtiff-dev
 
+    - name: Install Dependencies on Fedora
+      if: ${{ contains(matrix.container, 'fedora') }}
+      run: |
+          sudo dnf -y update
+          sudo dnf -y install cmake gcc gcc-c++
+          sudo dnf -y install openmpi openmpi-devel yaml-cpp doxygen graphviz ccache eigen3-devel libtiff-devel git
+
+    - name: Install Dependencies on MacOS
+      if: ${{ contains(matrix.os, 'macos') }}
+      run: |
+        brew install libtiff libomp open-mpi eigen libyaml ccache catch2
+        echo "CMAKE_PREFIX_PATH=/opt/homebrew/opt/libomp" >> $GITHUB_ENV
+        echo "/opt/homebrew/opt/ccache/libexec" >> $GITHUB_PATH
+        #echo "/opt/homebrew/opt/libomp" >> $GITHUB_PATH
+
     - name: Checkout Catch2
       uses: actions/checkout@v4
       with:
@@ -88,19 +80,6 @@ jobs:
          cmake .. -DBUILD_TESTING=OFF -DCMAKE_INSTALL_PREFIX=${{github.workspace}}/local
          make -j$(nproc --ignore 1) install
 
-    - name: Install Dependencies on MacOS
-      if: ${{ contains(matrix.os, 'macos') }}
-      run: |
-        brew install libtiff libomp open-mpi eigen libyaml ccache catch2
-        echo "CMAKE_PREFIX_PATH=/opt/homebrew/opt/libomp" >> $GITHUB_ENV
-        echo "/opt/homebrew/opt/ccache/libexec" >> $GITHUB_PATH
-        #echo "/opt/homebrew/opt/libomp" >> $GITHUB_PATH
-
-    #- name: Install gcc on MacOS
-    #  if: ${{ contains(matrix.os, 'macos') && contains(matrix.cxx, 'g++10') }}
-    #  run: |
-    #    brew install gcc@10
-
     # Enable tmate debugging of manually-triggered workflows if the input option was provided
     - name: Setup tmate session
       uses: mxschmitt/action-tmate@v3
@@ -116,8 +95,9 @@ jobs:
       uses: actions/cache@v3
       with:
         path: ${{runner.workspace}}/.ccache
-        key: ${{matrix.os}}-${{matrix.cxx}}-${{matrix.mpi}}-${{matrix.omp}}-${{ steps.ccache_cache_timestamp.outputs.date_and_time }}
+        key: ${{matrix.os}}-${{matrix.container}}-${{matrix.cxx}}-${{matrix.mpi}}-${{matrix.omp}}-${{ steps.ccache_cache_timestamp.outputs.date_and_time }}
         restore-keys: |
+          ${{ matrix.os }}-${{ matrix.container }}-${{ matrix.cxx }}-${{ matrix.mpi }}-${{ matrix.omp }}
           ${{ matrix.os }}-${{ matrix.cxx }}-${{ matrix.mpi }}-${{ matrix.omp }}
           ${{ matrix.os }}-${{ matrix.cxx }}-${{ matrix.mpi }}
           ${{ matrix.os }}-${{ matrix.cxx }}
@@ -128,8 +108,7 @@ jobs:
       # The Github Actions machines are dual-core so we can build faster using 2 parallel processes
       run: |
         export CMAKE_PREFIX_PATH=${{github.workspace}}/local:$CMAKE_PREFIX_PATH
-        mkdir ${{github.workspace}}/build
-        cd ${{github.workspace}}/build
+        mkdir build && cd build
         cmake .. --fresh -DCMAKE_INSTALL_PREFIX=${{github.workspace}}/local -Ddompi=${{matrix.mpi}} -Dopenmp=${{matrix.omp}}
         make -j$(nproc --ignore 1) install
 
diff --git a/.github/workflows/documentation.yml b/.github/workflows/documentation.yml
index e93d0eb72..870fb0acb 100644
--- a/.github/workflows/documentation.yml
+++ b/.github/workflows/documentation.yml
@@ -22,8 +22,6 @@ jobs:
     steps:
       - name: Check out sopt
         uses: actions/checkout@v3
-        with:
-          submodules: recursive
 
       # Enable tmate debugging of manually-triggered workflows if the input option was provided
       - name: Setup tmate session
@@ -52,9 +50,8 @@ jobs:
       - name: Build
         run: |
           export CMAKE_PREFIX_PATH=${{github.workspace}}/local:$CMAKE_PREFIX_PATH
-          mkdir ${{github.workspace}}/build
-          cd ${{github.workspace}}/build
-          cmake .. --fresh -DCMAKE_INSTALL_PREFIX=${{github.workspace}}/local -Ddompi=OFF -Dopenmp=OFF -Ddocs=ON -Donnxrt=ON
+          mkdir build && cd build
+          cmake .. --fresh -DCMAKE_INSTALL_PREFIX=${PWD}/../local -Ddompi=OFF -Dopenmp=OFF -Ddocs=ON -Donnxrt=ON
           make -j$(nproc --ignore 1)
           make -j$(nproc --ignore 1) install