diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
deleted file mode 100644
index d47aa05781..0000000000
--- a/.github/workflows/build.yml
+++ /dev/null
@@ -1,270 +0,0 @@
-name: Build
-
-on: [push, pull_request]
-
-jobs:
-  appimage:
-    name: AppImage
-    runs-on: ubuntu-latest
-    container:
-      image: "ubuntu:18.04"
-      env:
-        DEBIAN_FRONTEND: noninteractive
-        APPIMAGE_EXTRACT_AND_RUN: "1"
-    steps:
-      - name: Install dependencies
-        run: |
-          apt-get update -qq
-          apt-get install -y --no-install-recommends software-properties-common
-          add-apt-repository -y ppa:gnuradio/gnuradio-releases
-          add-apt-repository -y ppa:git-core/ppa
-          apt-get install -y --no-install-recommends \
-            git \
-            build-essential \
-            autoconf \
-            automake \
-            cmake \
-            libtool \
-            wget \
-            qt5-default \
-            qt5-gtk-platformtheme \
-            qttranslations5-l10n \
-            libqt5svg5-dev \
-            libboost-dev \
-            libpulse-dev \
-            portaudio19-dev \
-            liblog4cpp5-dev \
-            gnuradio-dev \
-            libairspy-dev \
-            libairspyhf-dev \
-            libfreesrp-dev \
-            libhackrf-dev \
-            libusb-1.0-0-dev \
-            libsoapysdr-dev \
-            soapysdr-module-remote \
-            libuhd-dev \
-            liborc-0.4-dev \
-            libhidapi-dev
-
-          cd /tmp
-          git clone https://gitea.osmocom.org/sdr/rtl-sdr.git
-          cd rtl-sdr
-          mkdir build
-          cd build
-          cmake -DCMAKE_INSTALL_PREFIX=/usr -DDETACH_KERNEL_DRIVER=ON ..
-          make -j4
-          make install
-          ldconfig
-
-          cd /tmp
-          git clone https://github.com/Nuand/bladeRF.git
-          cd bladeRF
-          mkdir build
-          cd build
-          cmake -DCMAKE_INSTALL_PREFIX=/usr ..
-          make -j4
-          make install
-          ldconfig
-
-          cd /tmp
-          git clone https://github.com/dl1ksv/gr-fcdproplus.git
-          cd gr-fcdproplus
-          mkdir build
-          cd build
-          cmake -DCMAKE_INSTALL_PREFIX=/usr ..
-          make -j4
-          make install
-          ldconfig
-
-          cd /tmp
-          git clone https://gitea.osmocom.org/sdr/libosmo-dsp.git
-          cd libosmo-dsp
-          autoreconf -i
-          ./configure --prefix=/usr
-          make -j4
-          make install
-          ldconfig
-
-          cd /tmp
-          git clone https://gitea.osmocom.org/sdr/gr-iqbal.git
-          cd gr-iqbal
-          git checkout gr3.8
-          mkdir build
-          cd build
-          cmake -DCMAKE_INSTALL_PREFIX=/usr -DCMAKE_MODULES_DIR=/usr/lib/x86_64-linux-gnu/cmake ..
-          make -j4
-          make install
-          ldconfig
-
-          cd /tmp
-          git clone https://gitea.osmocom.org/sdr/gr-osmosdr.git
-          cd gr-osmosdr
-          git checkout origin/gr3.8
-          git cherry-pick -n 9c09c90d920dd4906fa8bb9d8443eef84d2565a3
-          mkdir build
-          cd build
-          cmake -DCMAKE_INSTALL_PREFIX=/usr -DCMAKE_MODULES_DIR=/usr/lib/x86_64-linux-gnu/cmake -DENABLE_PYTHON=False ..
-          make -j4
-          make install
-          ldconfig
-      - name: Checkout code
-        uses: actions/checkout@v3
-        with:
-          fetch-depth: 0
-      - name: Configure
-        run: |
-          git config --global --add safe.directory $GITHUB_WORKSPACE
-          mkdir build
-          cd build
-          cmake ..
-      - name: Compile
-        working-directory: build
-        run: make -j4
-      - name: Build AppImage
-        run: ./appimage.sh
-      - name: Save artifact
-        uses: actions/upload-artifact@v3
-        with:
-          name: gqrx-appimage-${{ github.run_id }}
-          path: Gqrx-*.AppImage
-  macos:
-    name: MacOS
-    runs-on: macos-12
-    steps:
-      - name: Check for Secret availability
-        id: secret-check
-        run: |
-          if [ "${{ secrets.BUILD_CERTIFICATE_BASE64 }}" != '' ]; then
-            echo "available=true" >> $GITHUB_OUTPUT;
-          else
-            echo "available=false" >> $GITHUB_OUTPUT;
-          fi
-      - name: Install dependencies
-        run: |
-          brew update
-          brew install --HEAD librtlsdr
-          brew install airspy airspyhf boost dylibbundler gnuradio hackrf libbladerf libserialport portaudio pybind11 uhd qt@6 || true
-          brew tap pothosware/homebrew-pothos
-          brew install soapyremote
-
-          cd /tmp
-          git clone https://github.com/analogdevicesinc/libiio.git
-          cd libiio
-          git checkout v0.23
-          mkdir build
-          cd build
-          cmake ..
-          make -j4
-          sudo make install
-
-          cd /tmp
-          git clone https://github.com/analogdevicesinc/libad9361-iio.git
-          cd libad9361-iio
-          mkdir build
-          cd build
-          cmake ..
-          make -j4
-          sudo make install
-
-          cd /tmp
-          git clone https://github.com/pothosware/SoapyPlutoSDR.git
-          cd SoapyPlutoSDR
-          mkdir build
-          cd build
-          cmake ..
-          make -j4
-          make install
-
-          cd /tmp
-          cp /Library/Frameworks/iio.framework/iio /usr/local/lib/libiio.dylib
-          install_name_tool -id "/usr/local/lib/libiio.dylib" /usr/local/lib/libiio.dylib
-          cp /Library/Frameworks/ad9361.framework/ad9361 /usr/local/lib/libad9361.dylib
-          install_name_tool -id "/usr/local/lib/libad9361.dylib" /usr/local/lib/libad9361.dylib
-          install_name_tool -delete_rpath /Library/Frameworks /usr/local/lib/libad9361.dylib
-          install_name_tool -change @rpath/iio.framework/Versions/0.23/iio /usr/local/lib/libiio.dylib /usr/local/lib/libad9361.dylib
-          install_name_tool -change @rpath/iio.framework/Versions/0.23/iio /usr/local/lib/libiio.dylib /usr/local/lib/SoapySDR/modules0.*/libPlutoSDRSupport.so
-          install_name_tool -change @rpath/ad9361.framework/Versions/0.2/ad9361 /usr/local/lib/libad9361.dylib /usr/local/lib/SoapySDR/modules0.*/libPlutoSDRSupport.so
-
-          cd /tmp
-          git clone https://gitea.osmocom.org/sdr/gr-iqbal.git
-          cd gr-iqbal
-          git submodule update --init --recursive
-          mkdir build
-          cd build
-          cmake ..
-          make -j4
-          make install
-
-          cd /tmp
-          git clone https://gitea.osmocom.org/sdr/gr-osmosdr.git
-          cd gr-osmosdr
-          mkdir build
-          cd build
-          cmake -DCMAKE_CXX_FLAGS=-Wno-register ..
-          LIBRARY_PATH=/usr/local/opt/icu4c/lib make -j4
-          make install
-      - name: Install Apple certificate
-        if: ${{ steps.secret-check.outputs.available == 'true' }}
-        env:
-          BUILD_CERTIFICATE_BASE64: ${{ secrets.BUILD_CERTIFICATE_BASE64 }}
-          P12_PASSWORD: ${{ secrets.P12_PASSWORD }}
-          KEYCHAIN_PASSWORD: ${{ secrets.KEYCHAIN_PASSWORD }}
-        run: |
-          CERTIFICATE_PATH=$RUNNER_TEMP/build_certificate.p12
-          KEYCHAIN_PATH=$RUNNER_TEMP/app-signing.keychain-db
-
-          echo -n "$BUILD_CERTIFICATE_BASE64" | base64 --decode --output $CERTIFICATE_PATH
-
-          security create-keychain -p "$KEYCHAIN_PASSWORD" $KEYCHAIN_PATH
-          security set-keychain-settings -lut 21600 $KEYCHAIN_PATH
-          security unlock-keychain -p "$KEYCHAIN_PASSWORD" $KEYCHAIN_PATH
-
-          security import $CERTIFICATE_PATH -P "$P12_PASSWORD" -A -t cert -f pkcs12 -k $KEYCHAIN_PATH
-          security list-keychain -d user -s $KEYCHAIN_PATH
-      - name: Checkout code
-        uses: actions/checkout@v3
-        with:
-          fetch-depth: 0
-      - name: Configure
-        run: mkdir build && cd build && cmake ..
-      - name: Compile
-        working-directory: build
-        run: make -j4
-      - name: Build app bundle
-        run: ./macos_bundle.sh ${{ steps.secret-check.outputs.available }}
-      - name: Notarize app bundle
-        if: ${{ steps.secret-check.outputs.available == 'true' }}
-        env:
-          NOTARIZE_USERNAME: ${{ secrets.NOTARIZE_USERNAME }}
-          NOTARIZE_TEAM_ID: ${{ secrets.NOTARIZE_TEAM_ID }}
-          NOTARIZE_PASSWORD: ${{ secrets.NOTARIZE_PASSWORD }}
-        run: |
-          ditto -c -k --keepParent Gqrx.app Gqrx.zip
-          xcrun notarytool submit Gqrx.zip --apple-id "$NOTARIZE_USERNAME" --team-id "$NOTARIZE_TEAM_ID" --password "$NOTARIZE_PASSWORD" --wait
-      - name: Staple app bundle
-        if: ${{ steps.secret-check.outputs.available == 'true' }}
-        run: xcrun stapler staple --verbose Gqrx.app
-      - name: Create DMG
-        run: |
-          GQRX_VERSION=$(<build/version.txt)
-          hdiutil create Gqrx.dmg -srcfolder Gqrx.app -format UDZO -fs HFS+ -volname "Gqrx $GQRX_VERSION"
-      - name: Notarize DMG
-        if: ${{ steps.secret-check.outputs.available == 'true' }}
-        env:
-          NOTARIZE_USERNAME: ${{ secrets.NOTARIZE_USERNAME }}
-          NOTARIZE_TEAM_ID: ${{ secrets.NOTARIZE_TEAM_ID }}
-          NOTARIZE_PASSWORD: ${{ secrets.NOTARIZE_PASSWORD }}
-        run: |
-          xcrun notarytool submit Gqrx.dmg --apple-id "$NOTARIZE_USERNAME" --team-id "$NOTARIZE_TEAM_ID" --password "$NOTARIZE_PASSWORD" --wait
-      - name: Staple DMG
-        if: ${{ steps.secret-check.outputs.available == 'true' }}
-        run: xcrun stapler staple --verbose Gqrx.dmg
-      - name: Rename DMG
-        run: |
-          GQRX_VERSION=$(<build/version.txt)
-          mv Gqrx.dmg Gqrx-$GQRX_VERSION.dmg
-      - name: Save artifact
-        uses: actions/upload-artifact@v3
-        with:
-          name: gqrx-macos-${{ github.run_id }}
-          path: Gqrx-*.dmg
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
deleted file mode 100644
index 6a011de193..0000000000
--- a/.github/workflows/ci.yml
+++ /dev/null
@@ -1,164 +0,0 @@
-name: CI
-
-on: [push, pull_request]
-
-jobs:
-  ubuntu-build:
-    name: Linux CI
-    strategy:
-      matrix:
-        image:
-          - "ubuntu:20.04"
-          - "ubuntu:22.04"
-        backend:
-          - Pulseaudio
-          - Portaudio
-          - Gr-audio
-    runs-on: ubuntu-latest
-    container:
-      image: ${{ matrix.image }}
-      env:
-        DEBIAN_FRONTEND: noninteractive
-    steps:
-      - name: Install dependencies
-        run: |
-          apt-get update -qq
-          apt-get install -y \
-            cmake \
-            libboost-dev \
-            libpulse-dev \
-            portaudio19-dev \
-            libsndfile-dev \
-            liblog4cpp5-dev \
-            gnuradio-dev \
-            gr-osmosdr \
-            liborc-0.4-dev \
-            appstream \
-            desktop-file-utils
-      - name: Install Qt5
-        if: matrix.image != 'ubuntu:22.04'
-        run: |
-          apt-get install -y \
-            qt5-default \
-            libqt5svg5-dev
-      - name: Install Qt6
-        if: matrix.image == 'ubuntu:22.04'
-        run: |
-          apt-get install -y \
-            qt6-base-dev \
-            libqt6svg6-dev \
-            libqt6svgwidgets6 \
-            libgl-dev
-      - name: Checkout code
-        uses: actions/checkout@v3
-      - name: Configure
-        run: |
-          mkdir build
-          cd build
-          cmake -DLINUX_AUDIO_BACKEND:STRING=${{ matrix.backend }} ..
-      - name: Compile
-        working-directory: build
-        run: make -j4
-      - name: Validate desktop entry
-        if: matrix.image != 'ubuntu:18.04'
-        run: desktop-file-validate dk.gqrx.gqrx.desktop
-      - name: Validate appstream metadata
-        if: matrix.image != 'ubuntu:18.04'
-        run: appstreamcli validate dk.gqrx.gqrx.appdata.xml
-  macos-build:
-    name: MacOS CI
-    strategy:
-      matrix:
-        os: [macos-12]
-        backend: [Portaudio, Gr-audio]
-    runs-on: ${{ matrix.os }}
-    steps:
-      - name: Install dependencies
-        run: |
-          brew update
-          brew install airspy boost gnuradio hackrf libbladerf librtlsdr pybind11 uhd qt@6 || true
-
-          cd /tmp
-          git clone https://gitea.osmocom.org/sdr/gr-osmosdr.git
-          cd gr-osmosdr
-          mkdir build
-          cd build
-          cmake -DCMAKE_CXX_FLAGS=-Wno-register ..
-          LIBRARY_PATH=/usr/local/opt/icu4c/lib make -j4
-          make install
-      - name: Checkout code
-        uses: actions/checkout@v3
-      - name: Configure
-        run: mkdir build && cd build && cmake -DOSX_AUDIO_BACKEND:STRING=${{ matrix.backend }} ..
-      - name: Compile
-        working-directory: build
-        run: make -j4
-  windows-build:
-    runs-on: windows-2019
-    name: Windows CI
-    steps:
-    - name: Setup MSYS2
-      uses: msys2/setup-msys2@v2
-      with:
-        msystem: MINGW64
-        update: true
-        install: >-
-          git
-          make
-        pacboy: >-
-          toolchain:p
-          cmake:p
-          ninja:p
-          libusb:p
-          boost:p
-          qt5:p
-          spdlog:p
-          volk:p
-          libsndfile:p
-          soapysdr:p
-          fftw:p
-          rtl-sdr:p
-    - name: Clone and build GNU Radio
-      shell: msys2 {0}
-      working-directory: ${{ runner.temp }}
-      run: |
-        git clone --depth 1 https://github.com/gnuradio/gnuradio.git
-        cd gnuradio
-        cmake -S . -B build \
-          -DCMAKE_INSTALL_PREFIX=C:/gqrx \
-          -DENABLE_DEFAULT=OFF \
-          -DENABLE_COMMON_PCH=ON \
-          -DENABLE_GNURADIO_RUNTIME=ON \
-          -DENABLE_GR_ANALOG=ON \
-          -DENABLE_GR_AUDIO=ON \
-          -DENABLE_GR_BLOCKS=ON \
-          -DENABLE_GR_DIGITAL=ON \
-          -DENABLE_GR_FFT=ON \
-          -DENABLE_GR_FILTER=ON \
-          -DENABLE_GR_NETWORK=ON
-        cmake --build build
-        cmake --install build
-    - name: Clone and build gr-osmosdr
-      shell: msys2 {0}
-      working-directory: ${{ runner.temp }}
-      run: |
-        git clone https://gitea.osmocom.org/sdr/gr-osmosdr.git
-        cd gr-osmosdr
-        cmake -S . -B build \
-          -DCMAKE_INSTALL_PREFIX=C:/gqrx \
-          -DCMAKE_PREFIX_PATH=C:/gqrx \
-          -DENABLE_DEFAULT=OFF \
-          -DENABLE_RTL=ON \
-          -DENABLE_SOAPY=ON
-        cmake --build build
-        cmake --install build
-    - name: Checkout code
-      uses: actions/checkout@v3
-    - name: Configure, compile & install
-      shell: msys2 {0}
-      run: |
-        cmake -S . -B build \
-          -DCMAKE_INSTALL_PREFIX=C:/gqrx \
-          -DCMAKE_PREFIX_PATH=C:/gqrx
-        cmake --build build
-        cmake --install build
diff --git a/.github/workflows/win.yml b/.github/workflows/win.yml
new file mode 100644
index 0000000000..71facee8e4
--- /dev/null
+++ b/.github/workflows/win.yml
@@ -0,0 +1,106 @@
+name: Test
+
+on: [push, pull_request]
+
+jobs:
+  windows-build:
+    runs-on: windows-latest
+    name: Windows
+    steps:
+    - name: Setup MSYS2
+      uses: msys2/setup-msys2@v2
+      with:
+        msystem: MINGW64
+        update: true
+        install: >-
+          git
+          make
+        pacboy: >-
+          toolchain:p
+          cmake:p
+          ninja:p
+          libusb:p
+          boost:p
+          qt6-base:p
+          qt6-svg:p
+          spdlog:p
+          volk:p
+          libsndfile:p
+          soapysdr:p
+          fftw:p
+          rtl-sdr:p
+    - name: Clone and build GNU Radio
+      shell: msys2 {0}
+      working-directory: ${{ runner.temp }}
+      run: |
+        git clone --depth 1 https://github.com/gnuradio/gnuradio.git
+        cd gnuradio
+        cmake -S . -B build \
+          -DCMAKE_INSTALL_PREFIX=D:/a/_temp/msys64/mingw64 \
+          -DENABLE_DEFAULT=OFF \
+          -DENABLE_COMMON_PCH=ON \
+          -DENABLE_GNURADIO_RUNTIME=ON \
+          -DENABLE_GR_ANALOG=ON \
+          -DENABLE_GR_AUDIO=ON \
+          -DENABLE_GR_BLOCKS=ON \
+          -DENABLE_GR_DIGITAL=ON \
+          -DENABLE_GR_FFT=ON \
+          -DENABLE_GR_FILTER=ON \
+          -DENABLE_GR_NETWORK=ON
+        cmake --build build
+        cmake --install build
+    - name: Clone and build gr-osmosdr
+      shell: msys2 {0}
+      working-directory: ${{ runner.temp }}
+      run: |
+        git clone https://gitea.osmocom.org/sdr/gr-osmosdr.git
+        cd gr-osmosdr
+        cmake -S . -B build \
+          -DCMAKE_INSTALL_PREFIX=D:/a/_temp/msys64/mingw64 \
+          -DENABLE_DEFAULT=OFF \
+          -DENABLE_RTL=ON \
+          -DENABLE_SOAPY=ON
+        cmake --build build
+        cmake --install build
+    - name: Checkout code
+      uses: actions/checkout@v3
+    - name: Configure, compile & install
+      shell: msys2 {0}
+      run: |
+        cmake -S . -B build \
+          -DCMAKE_INSTALL_PREFIX=D:/a/_temp/msys64/mingw64
+        cmake --build build
+        cmake --install build
+    - name: Save artifact
+      uses: actions/upload-artifact@v3
+      with:
+        name: gqrx-windows-${{ github.run_id }}
+        path: |
+          D:/a/_temp/msys64/mingw64/bin/gqrx.exe
+          D:/a/_temp/msys64/mingw64/bin/libboost_program_options-mt.dll
+          D:/a/_temp/msys64/mingw64/bin/libboost_thread-mt.dll
+          D:/a/_temp/msys64/mingw64/bin/libfftw3f-3.dll
+          D:/a/_temp/msys64/mingw64/bin/libfftw3f_threads-3.dll
+          D:/a/_temp/msys64/mingw64/bin/libFLAC.dll
+          D:/a/_temp/msys64/mingw64/bin/libfmt.dll
+          D:/a/_temp/msys64/mingw64/bin/libgcc_s_seh-1.dll
+          D:/a/_temp/msys64/mingw64/bin/libgnuradio-*.dll
+          D:/a/_temp/msys64/mingw64/bin/libmp3lame-0.dll
+          D:/a/_temp/msys64/mingw64/bin/libmpg123-0.dll
+          D:/a/_temp/msys64/mingw64/bin/libogg-0.dll
+          D:/a/_temp/msys64/mingw64/bin/libopus-0.dll
+          D:/a/_temp/msys64/mingw64/bin/liborc-0.4-0.dll
+          D:/a/_temp/msys64/mingw64/bin/librtlsdr.dll
+          D:/a/_temp/msys64/mingw64/bin/libsndfile-1.dll
+          D:/a/_temp/msys64/mingw64/bin/libSoapySDR.dll
+          D:/a/_temp/msys64/mingw64/bin/libspdlog.dll
+          D:/a/_temp/msys64/mingw64/bin/libstdc++-6.dll
+          D:/a/_temp/msys64/mingw64/bin/libvolk.dll
+          D:/a/_temp/msys64/mingw64/bin/libvorbis-0.dll
+          D:/a/_temp/msys64/mingw64/bin/libvorbisenc-2.dll
+          D:/a/_temp/msys64/mingw64/bin/libwinpthread-1.dll
+          D:/a/_temp/msys64/mingw64/bin/Qt6Core.dll
+          D:/a/_temp/msys64/mingw64/bin/Qt6Gui.dll
+          D:/a/_temp/msys64/mingw64/bin/Qt6Network.dll
+          D:/a/_temp/msys64/mingw64/bin/Qt6SvgWidgets.dll
+          D:/a/_temp/msys64/mingw64/bin/Qt6Widgets.dll