diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 6883c49..a84a78f 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -4,41 +4,43 @@ on: [push, pull_request]
 env:
   CI: "ON"
   BUILD_DIR: _build
-  CMAKE_OPTIONS: >-
-    -DCMAKE_BUILD_TYPE=Debug
-    -DFYPP_FLAGS='-DTRAVIS'
+  INSTALL_DIR: _install
 
 jobs:
+
   gcc-build:
+
     runs-on: ${{ matrix.os }}
+
+    defaults:
+      run:
+        shell: bash -l {0}
+
     strategy:
       fail-fast: false
       matrix:
         os: [ubuntu-latest]
-        mpi: [nompi, openmpi]
+        mpi: [nompi, mpich]
         socket: [nosocket, socket]
         config: [Debug]
-        version: [11]
 
     steps:
     - name: Checkout code
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
-    - uses: actions/setup-python@v4
+    - uses: actions/setup-python@v5
       with:
         python-version: '3.x'
 
+    - name: Set up miniforge
+      uses: conda-incubator/setup-miniconda@v3
+      with:
+        miniforge-version: latest
+        auto-activate-base: true
+        activate-environment: ""
+
     - name: Install GCC (Linux)
-      if: ${{ contains(matrix.os, 'ubuntu') }}
-      run: |
-        sudo add-apt-repository ppa:ubuntu-toolchain-r/test
-        sudo apt-get update
-        sudo apt-get install -y gcc-${{ matrix.version}} gfortran-${{ matrix.version }} g++-${{ matrix.version }}
-        sudo update-alternatives \
-          --install /usr/bin/gcc gcc /usr/bin/gcc-${{ matrix.version }} 100 \
-          --slave /usr/bin/gfortran gfortran /usr/bin/gfortran-${{ matrix.version }} \
-          --slave /usr/bin/g++ g++ /usr/bin/g++-${{ matrix.version }} \
-          --slave /usr/bin/gcov gcov /usr/bin/gcov-${{ matrix.version }}
+      run: mamba install c-compiler cxx-compiler fortran-compiler
 
     - name: Enable MPI build
       if: contains(matrix.mpi, 'openmpi') || contains(matrix.mpi, 'mpich')
@@ -56,73 +58,72 @@ jobs:
       if: contains(matrix.socket, 'nosocket')
       run: echo "WITH_SOCKETS=false" >> $GITHUB_ENV
 
-    - name: Set Compiler (Linux)
-      if: contains(matrix.os, 'ubuntu')
+    - name: Set Compiler
       run: |
-        echo "FC=gfortran" >> $GITHUB_ENV
-        echo "CC=gcc" >> $GITHUB_ENV
+        echo "FC=${CONDA_PREFIX}/bin/gfortran" >> $GITHUB_ENV
+        echo "CC=${CONDA_PREFIX}/bin/gcc" >> $GITHUB_ENV
 
     - name: Install HDF5
-      if: contains(matrix.os, 'ubuntu')
-      run: |
-        sudo apt-get update
-        sudo apt-get install hdf5-tools libhdf5-dev libhdf5-103
+      run: mamba install hdf5
 
-    - name: Install OpenMPI (Linux)
-      if: contains(matrix.os, 'ubuntu') && contains(matrix.mpi, 'openmpi')
+    - name: Set HDF5 search paths
       run: |
-        sudo apt-get update
-        sudo apt-get install libopenmpi-dev
-        echo "CMAKE_OPTIONS=${CMAKE_OPTIONS}" >> $GITHUB_ENV
+        echo "CMAKE_PREFIX_PATH=${CONDA_PREFIX}/" >> $GITHUB_ENV
+
+    - name: Install OpenMPI
+      if: contains(matrix.mpi, 'openmpi')
+      run: mamba install openmpi openmpi-mpifort
 
-    - name: Install cmake
-      run: pip3 install cmake ninja fypp numpy h5py
+    - name: Install MPICH
+      if: contains(matrix.mpi, 'mpich')
+      run: mamba install mpich mpich-mpifort
+
+    - name: Install BLAS
+      run: mamba install openblas libopenblas
+
+    - name: Install requirements (conda)
+      run: mamba install cmake fypp numpy h5py
 
     - name: Configure build
-      run: >-
-        cmake -B _build -G Ninja
-        -DCMAKE_INSTALL_PREFIX=${PWD}/_install
-        ${CMAKE_OPTIONS}
-        -DWITH_MPI=${WITH_MPI}
-        -DWITH_SOCKETS=${WITH_SOCKETS}
+      run: |
+        cmake -B ${BUILD_DIR} -DWITH_MPI=${WITH_MPI} -DWITH_SOCKETS=${WITH_SOCKETS} \
+        -DCMAKE_INSTALL_PREFIX=${PWD}/${BUILD_DIR}/${INSTALL_DIR} \
+        -DCMAKE_BUILD_TYPE=${{ matrix.config }} .
 
     - name: Build project
-      run: cmake --build ${BUILD_DIR}
+      run: cmake --build ${BUILD_DIR} -j2
 
     - name: Run regression tests
       run: |
         pushd ${BUILD_DIR}
-        ctest -j 2 --output-on-failure
+        ctest -j2 --output-on-failure
         popd
 
     - name: Install project
-      run: |
-        cmake --install ${BUILD_DIR}
+      run: cmake --install ${BUILD_DIR}
 
   intel-build:
+
     runs-on: ${{ matrix.os }}
+
     strategy:
       fail-fast: false
       matrix:
         os: [ubuntu-latest]
         mpi: [nompi]
         socket: [nosocket, socket]
-        fc: [ifx]
-        cc: [icx]
+        config: [RelWithDebInfo]
+
     env:
-      FC: ${{ matrix.fc }}
-      CC: ${{ matrix.cc }}
-      WITH_MPI: false
-      CMAKE_OPTIONS: >-
-        -DCMAKE_BUILD_TYPE=RelWithDebInfo
-        -DFYPP_FLAGS='-DTRAVIS'
+      FC: ifx
+      CC: icx
 
     steps:
     - name: Checkout code
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Setup Python
-      uses: actions/setup-python@v4
+      uses: actions/setup-python@v5
       with:
         python-version: 3.x
 
@@ -138,27 +139,24 @@ jobs:
       run: |
         source /opt/intel/oneapi/setvars.sh
         printenv >> ${GITHUB_ENV}
-        echo "FC=ifx" >> ${GITHUB_ENV}
-        echo "CC=icx" >> ${GITHUB_ENV}
+        echo "FC=${FC}" >> ${GITHUB_ENV}
+        echo "CC=${CC}" >> ${GITHUB_ENV}
+        echo "CXX=${CC}" >> ${GITHUB_ENV}
 
     - name: Install HDF5
-      if: contains(matrix.os, 'ubuntu')
       run: |
         wget https://support.hdfgroup.org/releases/hdf5/v1_14/v1_14_4/downloads/hdf5-1.14.4-3.tar.gz
         tar xfz hdf5-1.14.4-3.tar.gz
         cd hdf5-1.14.4-3/
-        CC=icx CXX=icx FC=ifx F9X=ifx ./configure --prefix=${PWD}/hdf5 --enable-fortran --enable-shared
-        make -j -l2
-        make install
-        export HDF5_ROOT=${PWD}/hdf5
-        cd ../../
-        printenv >> $GITHUB_ENV
+        cmake -DCMAKE_INSTALL_PREFIX=${PWD}/${BUILD_DIR}/${INSTALL_DIR} \
+        -DHDF5_BUILD_FORTRAN=1 -DBUILD_SHARED_LIBS=1 -B ${BUILD_DIR}
+        cmake --build ${BUILD_DIR} -j2
+        cmake --install ${BUILD_DIR}
+        echo "HDF5_ROOT=${PWD}/${BUILD_DIR}/${INSTALL_DIR}" >> ${GITHUB_ENV}
 
     - name: Disable MPI build
       if: contains(matrix.mpi, 'nompi')
-      run: |
-        echo "WITH_MPI=false" >> $GITHUB_ENV
-        echo "FC=ifx" >> $GITHUB_ENV
+      run: echo "WITH_MPI=false" >> $GITHUB_ENV
 
     - name: Enable socket build
       if: contains(matrix.socket, 'socket')
@@ -168,21 +166,19 @@ jobs:
       if: contains(matrix.socket, 'nosocket')
       run: echo "WITH_SOCKETS=false" >> $GITHUB_ENV
 
-    - name: Install cmake
+    - name: Install requirements (pip)
       run: |
         pip3 install --upgrade pip
-        pip3 install cmake ninja fypp numpy h5py
+        pip3 install cmake fypp numpy h5py
 
     - name: Configure build
-      run: >-
-        cmake -B _build -G Ninja
-        -DCMAKE_INSTALL_PREFIX=${PWD}/_install
-        ${CMAKE_OPTIONS}
-        -DWITH_MPI=${WITH_MPI}
-        -DWITH_SOCKETS=${WITH_SOCKETS}
+      run: |
+        cmake -B ${BUILD_DIR} -DWITH_MPI=${WITH_MPI} -DWITH_SOCKETS=${WITH_SOCKETS} \
+        -DCMAKE_INSTALL_PREFIX=${PWD}/${BUILD_DIR}/${INSTALL_DIR} \
+        -DCMAKE_BUILD_TYPE=${{ matrix.config }} .
 
     - name: Build project
-      run: cmake --build ${BUILD_DIR}
+      run: cmake --build ${BUILD_DIR} -j2
 
     - name: Run regression tests
       run: |
@@ -191,5 +187,4 @@ jobs:
         popd
 
     - name: Install project
-      run: |
-        cmake --install ${BUILD_DIR}
+      run: cmake --install ${BUILD_DIR}