diff --git a/.github/workflows/main-cmake-spc.yml b/.github/workflows/main-cmake-spc.yml
index e944ff4be13..5aca378e807 100644
--- a/.github/workflows/main-cmake-spc.yml
+++ b/.github/workflows/main-cmake-spc.yml
@@ -408,6 +408,60 @@ jobs:
         run: ctest . --parallel 2 -C Release -V
         working-directory: ${{ runner.workspace }}/build
 
+  build_nofilter:
+    name: "gcc no filters"
+    runs-on: ubuntu-latest
+    steps:
+      # SETUP
+      - name: Install Linux Dependencies
+        run: |
+          sudo apt-get update
+          sudo apt-get install ninja-build doxygen graphviz
+          sudo apt install libssl3 libssl-dev libcurl4 libcurl4-openssl-dev
+          sudo apt install gcc-12 g++-12 gfortran-12
+          echo "CC=gcc-12" >> $GITHUB_ENV
+          echo "CXX=g++-12" >> $GITHUB_ENV
+          echo "FC=gfortran-12" >> $GITHUB_ENV
+
+      # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
+      - name: Get Sources
+        uses: actions/checkout@v4.1.7
+
+      # CMAKE CONFIGURE
+      - name: CMake Configure
+        run: |
+          mkdir "${{ runner.workspace }}/build"
+          cd "${{ runner.workspace }}/build"
+          cmake -C $GITHUB_WORKSPACE/config/cmake/cacheinit.cmake \
+            -G Ninja \
+            --log-level=VERBOSE \
+            -DCMAKE_BUILD_TYPE=Release \
+            -DBUILD_SHARED_LIBS=ON \
+            -DHDF5_ENABLE_ALL_WARNINGS=ON \
+            -DHDF5_ENABLE_PARALLEL:BOOL=OFF \
+            -DHDF5_BUILD_CPP_LIB:BOOL=ON \
+            -DHDF5_BUILD_FORTRAN=ON \
+            -DHDF5_BUILD_JAVA=ON \
+            -DHDF5_BUILD_DOC=OFF \
+            -DHDF5_ENABLE_MIRROR_VFD:BOOL=ON \
+            -DHDF5_ENABLE_DIRECT_VFD:BOOL=ON \
+            -DHDF5_ENABLE_ROS3_VFD:BOOL=ON \
+            -DHDF5_ENABLE_Z_LIB_SUPPORT:BOOL=OFF \
+            -DHDF5_ENABLE_SZIP_SUPPORT:=BOOL=OFF \
+            -DHDF5_ENABLE_SZIP_ENCODING:=BOOL=OFF \
+            $GITHUB_WORKSPACE
+        shell: bash
+
+      # BUILD
+      - name: CMake Build
+        run: cmake --build . --parallel 3 --config Release
+        working-directory: ${{ runner.workspace }}/build
+
+      # RUN TESTS
+      - name: CMake Run Tests
+        run: ctest . --parallel 2 -C Release -V
+        working-directory: ${{ runner.workspace }}/build
+
   build_debug_werror:
     name: "gcc DBG -Werror (build only)"
     runs-on: ubuntu-latest
diff --git a/.github/workflows/main-cmake.yml b/.github/workflows/main-cmake.yml
index aad19620d9d..8c110d46ddd 100644
--- a/.github/workflows/main-cmake.yml
+++ b/.github/workflows/main-cmake.yml
@@ -183,6 +183,7 @@ jobs:
             -DHDF5_ENABLE_ROS3_VFD:BOOL=${{ matrix.ros3_vfd }} \
             -DHDF5_PACK_EXAMPLES:BOOL=ON \
             -DHDF5_PACKAGE_EXTLIBS:BOOL=ON \
+            -DHDF5_PACK_MACOSX_DMG:BOOL=OFF \
             $GITHUB_WORKSPACE
         shell: bash
         if: ${{ inputs.thread_safety != 'TS' }}
@@ -210,6 +211,7 @@ jobs:
             -DHDF5_ENABLE_DIRECT_VFD:BOOL=${{ matrix.direct_vfd }} \
             -DHDF5_ENABLE_ROS3_VFD:BOOL=${{ matrix.ros3_vfd }} \
             -DHDF5_PACK_EXAMPLES:BOOL=ON \
+            -DHDF5_PACK_MACOSX_DMG:BOOL=OFF \
             $GITHUB_WORKSPACE
         shell: bash
         if: ${{ inputs.thread_safety == 'TS' }}
@@ -234,7 +236,11 @@ jobs:
       - name: CMake Run Package
         run: cpack -C ${{ inputs.build_mode }} -V
         working-directory: ${{ runner.workspace }}/build
-        if: ${{ inputs.build_mode != 'Debug' }}
+#        if: ${{ (matrix.os != 'macos-latest') && (inputs.build_mode != 'Debug') }}
+
+#      - name: CMake Run Package (Mac_latest)
+#        run: cpack -C ${{ inputs.build_mode }} -G STGZ -V
+#        if: ${{ (matrix.os == 'macos-latest') }}
 
       - name: List files in the space
         run: |