diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index bd246f11..5670bfc9 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -49,43 +49,6 @@ jobs:
           git diff ${{ github.sha }}
           if [ "$(git diff ${{ github.sha }})" != "" ]; then exit 1; fi
 
-  # Linux build (Qt5 with unarr)
-  linux:
-    name: Linux (Qt5)
-    runs-on: ubuntu-22.04
-    needs: [initialization, code-format-validation]
-    steps:
-      - uses: actions/checkout@v4
-      
-      - name: Install dependencies
-        run: |
-          sudo apt-get update
-          sudo apt-get install -y qtchooser qtbase5-dev-tools qt5-qmake \
-          qtbase5-dev qtmultimedia5-dev libpoppler-qt5-dev qttools5-dev-tools \
-          libqt5opengl5-dev libunarr-dev qtdeclarative5-dev libqt5svg5-dev qtquickcontrols2-5-dev
-      
-      - name: Create tarball
-        run: |
-          VERSION="$(cat common/yacreader_global.h | grep '#define VERSION "' | tr -d '#define VERSION' | tr -d '"' )"
-          ./mktarball.sh $VERSION
-          mkdir tarball
-          cp yacreader-*-src.tar.xz* tarball/
-      
-      - name: Build
-        run: |
-          export DEFINES_VAR=DEFINES+=\"BUILD_NUMBER=\\\\\\\"${{ needs.initialization.outputs.build_number }}\\\\\\\"\"
-          qmake CONFIG+="unarr" $DEFINES_VAR
-          make
-      
-      - name: Run tests
-        run: make check TESTARGS="-maxwarnings 100000"
-      
-      - name: Upload tarball
-        uses: actions/upload-artifact@v4
-        with:
-          name: src-${{ needs.initialization.outputs.build_number }}-tarball
-          path: tarball/*
-
   # Linux Qt6 build
   linux-qt6:
     name: Linux (Qt6)
@@ -148,12 +111,12 @@ jobs:
     needs: [initialization, code-format-validation]
     steps:
       - uses: actions/checkout@v4
-      
+
       - name: Setup Node.js
         uses: actions/setup-node@v4
         with:
           node-version: '18'
-      
+
       - name: Install dependencies
         run: |
           pip3 install --break-system-packages aqtinstall
@@ -163,14 +126,14 @@ jobs:
           mkdir -p ${{ github.workspace }}/compressed_archive
           wget "https://github.com/YACReader/yacreader-7z-deps/blob/main/7z2301-src.7z?raw=true" -O ${{ github.workspace }}/compressed_archive/7z2301-src.7z
           7z x ${{ github.workspace }}/compressed_archive/7z2301-src.7z -o${{ github.workspace }}/compressed_archive/lib7zip
-      
+
       - name: Import Code Signing Certificate
         if: github.repository == 'YACReader/yacreader' && (github.ref == 'refs/heads/master' || github.ref == 'refs/heads/develop')
         uses: apple-actions/import-codesign-certs@v2
         with:
           p12-file-base64: ${{ secrets.MACOS_CERTIFICATE_P12_BASE64 }}
           p12-password: ${{ secrets.MACOS_CERTIFICATE_PASSWORD }}
-      
+
       - name: Build
         env:
           MACOSX_DEPLOYMENT_TARGET: "11"
@@ -179,231 +142,25 @@ jobs:
           SKIP_CODESIGN="${{ env.IS_FORK }}"
           SKIP_CODESIGN=$(echo "$SKIP_CODESIGN" | tr '[:upper:]' '[:lower:]')
           ./compileOSX.sh $VERSION ${{ needs.initialization.outputs.build_number }} $SKIP_CODESIGN Qt6 universal
-      
+
       - name: Build and run tests
         run: |
           cd tests
           qmake
           make check TESTARGS="-maxwarnings 100000"
-      
+
       - name: Notarize
         if: github.repository == 'YACReader/yacreader' && (github.ref == 'refs/heads/master' || github.ref == 'refs/heads/develop')
         run: |
           xcrun notarytool submit *.dmg --apple-id "${{ secrets.MACOS_APPLE_ID }}" --team-id "${{ secrets.MACOS_TEAM_ID }}" --password "${{ secrets.MACOS_APP_PASSWORD }}" --wait
           xcrun stapler staple *.dmg
-      
+
       - name: Upload DMG
         uses: actions/upload-artifact@v4
         with:
           name: macos-qt6-universal-${{ needs.initialization.outputs.build_number }}-dmg
           path: "*.dmg"
 
-  # macOS Qt5 build
-  macos:
-    name: macOS (Qt5)
-    runs-on: macos-15-intel
-    needs: [initialization, code-format-validation]
-    steps:
-      - uses: actions/checkout@v4
-      
-      - name: Setup Node.js
-        uses: actions/setup-node@v4
-        with:
-          node-version: '18'
-      
-      - name: Install dependencies
-        run: |
-          brew install qt@5
-          brew link qt@5 --force
-          npm install -g appdmg
-          mkdir -p ${{ github.workspace }}/compressed_archive
-          wget "https://github.com/YACReader/yacreader-7z-deps/blob/main/7z2301-src.7z?raw=true" -O ${{ github.workspace }}/compressed_archive/7z2301-src.7z
-          7z x ${{ github.workspace }}/compressed_archive/7z2301-src.7z -o${{ github.workspace }}/compressed_archive/lib7zip
-      
-      - name: Import Code Signing Certificate
-        if: github.repository == 'YACReader/yacreader' && (github.ref == 'refs/heads/master' || github.ref == 'refs/heads/develop')
-        uses: apple-actions/import-codesign-certs@v2
-        with:
-          p12-file-base64: ${{ secrets.MACOS_CERTIFICATE_P12_BASE64 }}
-          p12-password: ${{ secrets.MACOS_CERTIFICATE_PASSWORD }}
-      
-      - name: Build
-        env:
-          MACOSX_DEPLOYMENT_TARGET: "10.13"
-        run: |
-          VERSION="$(cat common/yacreader_global.h | grep '#define VERSION "' | tr -d '#define VERSION' | tr -d '"' )"
-          SKIP_CODESIGN="${{ env.IS_FORK }}"
-          SKIP_CODESIGN=$(echo "$SKIP_CODESIGN" | tr '[:upper:]' '[:lower:]')
-          ./compileOSX.sh $VERSION ${{ needs.initialization.outputs.build_number }} $SKIP_CODESIGN Qt5 x86_64
-      
-      - name: Build and run tests
-        run: |
-          cd tests
-          qmake
-          make check TESTARGS="-maxwarnings 100000"
-      
-      - name: Notarize
-        if: github.repository == 'YACReader/yacreader' && (github.ref == 'refs/heads/master' || github.ref == 'refs/heads/develop')
-        run: |
-          xcrun notarytool submit *.dmg --apple-id "${{ secrets.MACOS_APPLE_ID }}" --team-id "${{ secrets.MACOS_TEAM_ID }}" --password "${{ secrets.MACOS_APP_PASSWORD }}" --wait
-          xcrun stapler staple *.dmg
-      
-      - name: Upload DMG
-        uses: actions/upload-artifact@v4
-        with:
-          name: macos-${{ needs.initialization.outputs.build_number }}-dmg
-          path: "*.dmg"
-
-  # Windows x64 Qt5 build
-  windows-x64:
-    name: Windows x64 (Qt5)
-    runs-on: windows-2022
-    needs: [initialization, code-format-validation]
-    steps:
-      - uses: actions/checkout@v4
-      
-      - name: Setup Python
-        uses: actions/setup-python@v5
-        with:
-          python-version: '3.10'
-          architecture: 'x64'
-      
-      - name: Install dependencies
-        shell: cmd
-        run: |
-          pip install -U pip
-          pip install aqtinstall
-          mkdir C:\Qt
-          python -m aqt install-qt windows desktop 5.15.2 win64_msvc2019_64 -O c:\Qt
-          dir C:\Qt\5.15.2\msvc2019_64\bin
-          choco install -y wget
-          choco install innosetup
-          mkdir %GITHUB_WORKSPACE%\compressed_archive
-          wget "https://github.com/YACReader/yacreader-7z-deps/blob/main/7z2301-src.7z?raw=true" -O %GITHUB_WORKSPACE%\compressed_archive\7z2301-src.7z
-          7z x %GITHUB_WORKSPACE%\compressed_archive\7z2301-src.7z -o%GITHUB_WORKSPACE%\compressed_archive\lib7zip
-          wget "https://aka.ms/vs/17/release/vc_redist.x64.exe" -O %GITHUB_WORKSPACE%\vc_redist.x64.exe
-      
-      - name: Build
-        shell: cmd
-        run: |
-          call "C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Auxiliary\Build\vcvars64.bat"
-          set PATH=C:\Qt\5.15.2\msvc2019_64\bin;%PATH%
-          set DEFINES_VAR=DEFINES+="BUILD_NUMBER=\\\\\\\"${{ needs.initialization.outputs.build_number }}\\\\\\\""
-          qmake CONFIG+="7zip" %DEFINES_VAR%
-          nmake
-      
-      - name: Run tests
-        shell: cmd
-        run: |
-          call "C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Auxiliary\Build\vcvars64.bat"
-          set PATH=C:\Qt\5.15.2\msvc2019_64\bin;%PATH%
-          nmake check TESTARGS="-maxwarnings 100000"
-      
-      - name: Upload executables for signing
-        if: github.repository == 'YACReader/yacreader' && (github.ref == 'refs/heads/master' || github.ref == 'refs/heads/develop')
-        uses: actions/upload-artifact@v4
-        id: upload_executables
-        with:
-          name: windows-x64-executables-unsigned-${{ needs.initialization.outputs.build_number }}
-          path: |
-            release64/YACReader.exe
-            release64/YACReaderLibrary.exe
-            release64/YACReaderLibraryServer.exe
-      
-      - name: Sign executables with SignPath
-        if: github.repository == 'YACReader/yacreader' && (github.ref == 'refs/heads/master' || github.ref == 'refs/heads/develop')
-        uses: signpath/github-action-submit-signing-request@v1
-        with:
-          api-token: ${{ secrets.SIGNPATH_API_TOKEN }}
-          organization-id: ${{ secrets.SIGNPATH_ORGANIZATION_ID }}
-          project-slug: 'yacreader'
-          signing-policy-slug: 'release-signing'
-          artifact-configuration-slug: 'zipped-files'
-          github-artifact-id: ${{ steps.upload_executables.outputs.artifact-id }}
-          wait-for-completion: true
-          wait-for-completion-timeout-in-seconds: "7200"
-          output-artifact-directory: release64/signed
-      
-      - name: Replace with signed executables
-        if: github.repository == 'YACReader/yacreader' && (github.ref == 'refs/heads/master' || github.ref == 'refs/heads/develop')
-        shell: pwsh
-        run: |
-          Write-Host "=== Replacing executables with signed versions ==="
-          Get-ChildItem -Path "release64/signed" -Filter "*.exe" | ForEach-Object {
-            $destPath = "release64/$($_.Name)"
-            Write-Host "Moving signed: $($_.Name) -> $destPath"
-            Move-Item -Path $_.FullName -Destination $destPath -Force
-            Write-Host "  Moved successfully"
-          }
-          Remove-Item -Path "release64/signed" -Recurse -Force -ErrorAction SilentlyContinue
-          Write-Host "Signed executables are ready for installer creation"
-      
-      - name: Create installer
-        shell: cmd
-        working-directory: ci/win
-        run: |
-          call "C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Auxiliary\Build\vcvars64.bat"
-          set PATH=C:\Qt\5.15.2\msvc2019_64\bin;%PATH%
-          .\create_installer.cmd x64 7z ${{ needs.initialization.outputs.build_number }} qt5
-      
-      - name: Verify installer was created
-        if: github.repository == 'YACReader/yacreader' && (github.ref == 'refs/heads/master' || github.ref == 'refs/heads/develop')
-        shell: pwsh
-        run: |
-          if (-not (Test-Path "ci/win/Output/YACReader*.exe")) {
-            throw "Installer file was not created"
-          }
-          Get-ChildItem "ci/win/Output/YACReader*.exe"
-      
-      - name: Upload unsigned installer
-        if: github.repository == 'YACReader/yacreader' && (github.ref == 'refs/heads/master' || github.ref == 'refs/heads/develop')
-        uses: actions/upload-artifact@v4
-        id: upload_unsigned
-        with:
-          name: windows-x64-unsigned-${{ needs.initialization.outputs.build_number }}
-          path: ci/win/Output/YACReader*.exe
-      
-      - name: Submit to SignPath
-        if: github.repository == 'YACReader/yacreader' && (github.ref == 'refs/heads/master' || github.ref == 'refs/heads/develop')
-        uses: signpath/github-action-submit-signing-request@v1
-        with:
-          api-token: ${{ secrets.SIGNPATH_API_TOKEN }}
-          organization-id: ${{ secrets.SIGNPATH_ORGANIZATION_ID }}
-          project-slug: 'yacreader'
-          signing-policy-slug: 'release-signing'
-          artifact-configuration-slug: 'zipped-files'
-          github-artifact-id: ${{ steps.upload_unsigned.outputs.artifact-id }}
-          wait-for-completion: true
-          wait-for-completion-timeout-in-seconds: "7200"
-          output-artifact-directory: ci/win/Output/signed
-      
-      - name: Replace with signed installer
-        if: github.repository == 'YACReader/yacreader' && (github.ref == 'refs/heads/master' || github.ref == 'refs/heads/develop')
-        shell: pwsh
-        run: |
-          Write-Host "=== Files in signed directory before move ==="
-          Get-ChildItem -Path "ci/win/Output/signed" -Filter "*.exe" | ForEach-Object { Write-Host "  $($_.Name) - $($_.Length) bytes" }
-          
-          $signedFiles = Get-ChildItem -Path "ci/win/Output/signed" -Filter "*.exe"
-          foreach ($signedFile in $signedFiles) {
-            $destPath = "ci/win/Output/$($signedFile.Name)"
-            Write-Host "Moving signed: $($signedFile.Name) -> $destPath"
-            Move-Item -Path $signedFile.FullName -Destination $destPath -Force
-            Write-Host "  Moved successfully"
-          }
-          
-          Write-Host "=== Files in Output directory after move ==="
-          Get-ChildItem -Path "ci/win/Output" -Filter "*.exe" | ForEach-Object { Write-Host "  $($_.Name) - $($_.Length) bytes" }
-          
-          Remove-Item -Path "ci/win/Output/signed" -Recurse -Force -ErrorAction SilentlyContinue
-          Write-Host "Cleaned up signed directory"
-      
-      - name: Upload installer
-        uses: actions/upload-artifact@v4
-        with:
-          name: windows-x64-${{ needs.initialization.outputs.build_number }}
-          path: ci/win/Output/YACReader*.exe
-
   # Windows x64 Qt6 build
   windows-x64-qt6:
     name: Windows x64 (Qt6)
@@ -707,156 +464,6 @@ jobs:
           name: windows-arm64-qt6-${{ needs.initialization.outputs.build_number }}
           path: ci/win/Output/YACReader*.exe
 
-  # Windows x86 Qt5 build
-  windows-x86:
-    name: Windows x86 (Qt5)
-    runs-on: windows-2022
-    needs: [initialization, code-format-validation]
-    steps:
-      - uses: actions/checkout@v4
-      
-      - name: Setup Python
-        uses: actions/setup-python@v5
-        with:
-          python-version: '3.10'
-          architecture: 'x64'
-      
-      - name: Install dependencies
-        shell: cmd
-        run: |
-          pip install -U pip
-          pip install aqtinstall
-          mkdir C:\Qt
-          python -m aqt install-qt windows desktop 5.15.2 win32_msvc2019 -O c:\Qt
-          dir C:\Qt\5.15.2\msvc2019\bin
-          choco install -y wget
-          choco install innosetup
-          mkdir %GITHUB_WORKSPACE%\compressed_archive
-          wget "https://github.com/YACReader/yacreader-7z-deps/blob/main/7z2301-src.7z?raw=true" -O %GITHUB_WORKSPACE%\compressed_archive\7z2301-src.7z
-          7z x %GITHUB_WORKSPACE%\compressed_archive\7z2301-src.7z -o%GITHUB_WORKSPACE%\compressed_archive\lib7zip
-          wget "https://aka.ms/vs/17/release/vc_redist.x86.exe" -O %GITHUB_WORKSPACE%\vc_redist.x86.exe
-      
-      - name: Build
-        shell: cmd
-        run: |
-          call "C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Auxiliary\Build\vcvars32.bat"
-          set PATH=C:\Qt\5.15.2\msvc2019\bin;%PATH%
-          set DEFINES_VAR=DEFINES+="BUILD_NUMBER=\\\\\\\"${{ needs.initialization.outputs.build_number }}\\\\\\\""
-          qmake CONFIG+="7zip" %DEFINES_VAR%
-          nmake
-      
-      - name: Run tests
-        shell: cmd
-        run: |
-          call "C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Auxiliary\Build\vcvars32.bat"
-          set PATH=C:\Qt\5.15.2\msvc2019\bin;%PATH%
-          nmake check TESTARGS="-maxwarnings 100000"
-      
-      - name: Upload executables for signing
-        if: github.repository == 'YACReader/yacreader' && (github.ref == 'refs/heads/master' || github.ref == 'refs/heads/develop')
-        uses: actions/upload-artifact@v4
-        id: upload_executables
-        with:
-          name: windows-x86-executables-unsigned-${{ needs.initialization.outputs.build_number }}
-          path: |
-            release/YACReader.exe
-            release/YACReaderLibrary.exe
-            release/YACReaderLibraryServer.exe
-      
-      - name: Sign executables with SignPath
-        if: github.repository == 'YACReader/yacreader' && (github.ref == 'refs/heads/master' || github.ref == 'refs/heads/develop')
-        uses: signpath/github-action-submit-signing-request@v1
-        with:
-          api-token: ${{ secrets.SIGNPATH_API_TOKEN }}
-          organization-id: ${{ secrets.SIGNPATH_ORGANIZATION_ID }}
-          project-slug: 'yacreader'
-          signing-policy-slug: 'release-signing'
-          artifact-configuration-slug: 'zipped-files'
-          github-artifact-id: ${{ steps.upload_executables.outputs.artifact-id }}
-          wait-for-completion: true
-          wait-for-completion-timeout-in-seconds: "7200"
-          output-artifact-directory: release/signed
-      
-      - name: Replace with signed executables
-        if: github.repository == 'YACReader/yacreader' && (github.ref == 'refs/heads/master' || github.ref == 'refs/heads/develop')
-        shell: pwsh
-        run: |
-          Write-Host "=== Replacing executables with signed versions ==="
-          Get-ChildItem -Path "release/signed" -Filter "*.exe" | ForEach-Object {
-            $destPath = "release/$($_.Name)"
-            Write-Host "Moving signed: $($_.Name) -> $destPath"
-            Move-Item -Path $_.FullName -Destination $destPath -Force
-            Write-Host "  Moved successfully"
-          }
-          Remove-Item -Path "release/signed" -Recurse -Force -ErrorAction SilentlyContinue
-          Write-Host "Signed executables are ready for installer creation"
-      
-      - name: Create installer
-        shell: cmd
-        working-directory: ci/win
-        run: |
-          call "C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Auxiliary\Build\vcvars32.bat"
-          set PATH=C:\Qt\5.15.2\msvc2019\bin;%PATH%
-          .\create_installer.cmd x86 7z ${{ needs.initialization.outputs.build_number }} qt5
-      
-      - name: Verify installer was created
-        if: github.repository == 'YACReader/yacreader' && (github.ref == 'refs/heads/master' || github.ref == 'refs/heads/develop')
-        shell: pwsh
-        run: |
-          if (-not (Test-Path "ci/win/Output/YACReader*.exe")) {
-            throw "Installer file was not created"
-          }
-          Get-ChildItem "ci/win/Output/YACReader*.exe"
-      
-      - name: Upload unsigned installer
-        if: github.repository == 'YACReader/yacreader' && (github.ref == 'refs/heads/master' || github.ref == 'refs/heads/develop')
-        uses: actions/upload-artifact@v4
-        id: upload_unsigned
-        with:
-          name: windows-x86-unsigned-${{ needs.initialization.outputs.build_number }}
-          path: ci/win/Output/YACReader*.exe
-      
-      - name: Submit to SignPath
-        if: github.repository == 'YACReader/yacreader' && (github.ref == 'refs/heads/master' || github.ref == 'refs/heads/develop')
-        uses: signpath/github-action-submit-signing-request@v1
-        with:
-          api-token: ${{ secrets.SIGNPATH_API_TOKEN }}
-          organization-id: ${{ secrets.SIGNPATH_ORGANIZATION_ID }}
-          project-slug: 'yacreader'
-          signing-policy-slug: 'release-signing'
-          artifact-configuration-slug: 'zipped-files'
-          github-artifact-id: ${{ steps.upload_unsigned.outputs.artifact-id }}
-          wait-for-completion: true
-          wait-for-completion-timeout-in-seconds: "7200"
-          output-artifact-directory: ci/win/Output/signed
-      
-      - name: Replace with signed installer
-        if: github.repository == 'YACReader/yacreader' && (github.ref == 'refs/heads/master' || github.ref == 'refs/heads/develop')
-        shell: pwsh
-        run: |
-          Write-Host "=== Files in signed directory before move ==="
-          Get-ChildItem -Path "ci/win/Output/signed" -Filter "*.exe" | ForEach-Object { Write-Host "  $($_.Name) - $($_.Length) bytes" }
-          
-          $signedFiles = Get-ChildItem -Path "ci/win/Output/signed" -Filter "*.exe"
-          foreach ($signedFile in $signedFiles) {
-            $destPath = "ci/win/Output/$($signedFile.Name)"
-            Write-Host "Moving signed: $($signedFile.Name) -> $destPath"
-            Move-Item -Path $signedFile.FullName -Destination $destPath -Force
-            Write-Host "  Moved successfully"
-          }
-          
-          Write-Host "=== Files in Output directory after move ==="
-          Get-ChildItem -Path "ci/win/Output" -Filter "*.exe" | ForEach-Object { Write-Host "  $($_.Name) - $($_.Length) bytes" }
-          
-          Remove-Item -Path "ci/win/Output/signed" -Recurse -Force -ErrorAction SilentlyContinue
-          Write-Host "Cleaned up signed directory"
-      
-      - name: Upload installer
-        uses: actions/upload-artifact@v4
-        with:
-          name: windows-x86-${{ needs.initialization.outputs.build_number }}
-          path: ci/win/Output/YACReader*.exe
-
   # Docker amd64 build
   docker-amd64:
     name: Docker amd64 Image
@@ -907,13 +514,9 @@ jobs:
     runs-on: ubuntu-24.04
     needs:
       - initialization
-      - linux
       - linux-qt6
       - linux-qt6-7zip
-      - macos
       - macos-qt6-universal
-      - windows-x86
-      - windows-x64
       - windows-x64-qt6
       - windows-arm64-qt6
       - docker-amd64
@@ -1021,13 +624,9 @@ jobs:
     runs-on: ubuntu-24.04
     needs:
       - initialization
-      - linux
       - linux-qt6
       - linux-qt6-7zip
-      - macos
       - macos-qt6-universal
-      - windows-x86
-      - windows-x64
       - windows-x64-qt6
       - windows-arm64-qt6
       - docker-amd64