diff --git a/.github/workflows/backends.yml b/.github/workflows/backends.yml
index 795b02f..e265828 100644
--- a/.github/workflows/backends.yml
+++ b/.github/workflows/backends.yml
@@ -111,65 +111,6 @@ jobs:
           name: windows-cuda12
           path: .\build\bin\Release\stable-diffusion.dll
 
-  windows-cuda11:
-    runs-on: windows-2019
-
-    steps:
-      - name: Checkout
-        id: checkout
-        uses: actions/checkout@v4.2.2
-        with:
-          repository: 'leejet/stable-diffusion.cpp'
-          ref: '${{ github.event.inputs.commit }}'
-          submodules: recursive
-
-      - name:  Install Cuda Toolkit 11.8
-        id: cuda-11
-        run: |
-          mkdir -p "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8"
-          choco install unzip -y
-          curl -O "https://developer.download.nvidia.com/compute/cuda/redist/cuda_cudart/windows-x86_64/cuda_cudart-windows-x86_64-11.8.89-archive.zip"
-          curl -O "https://developer.download.nvidia.com/compute/cuda/redist/cuda_nvcc/windows-x86_64/cuda_nvcc-windows-x86_64-11.8.89-archive.zip"
-          curl -O "https://developer.download.nvidia.com/compute/cuda/redist/cuda_nvrtc/windows-x86_64/cuda_nvrtc-windows-x86_64-11.8.89-archive.zip"
-          curl -O "https://developer.download.nvidia.com/compute/cuda/redist/libcublas/windows-x86_64/libcublas-windows-x86_64-11.8.1.74-archive.zip"
-          curl -O "https://developer.download.nvidia.com/compute/cuda/redist/cuda_nvtx/windows-x86_64/cuda_nvtx-windows-x86_64-11.8.86-archive.zip"
-          curl -O "https://developer.download.nvidia.com/compute/cuda/redist/cuda_profiler_api/windows-x86_64/cuda_profiler_api-windows-x86_64-11.8.86-archive.zip"
-          curl -O "https://developer.download.nvidia.com/compute/cuda/redist/visual_studio_integration/windows-x86_64/visual_studio_integration-windows-x86_64-11.8.86-archive.zip"
-          curl -O "https://developer.download.nvidia.com/compute/cuda/redist/cuda_nvprof/windows-x86_64/cuda_nvprof-windows-x86_64-11.8.87-archive.zip"
-          curl -O "https://developer.download.nvidia.com/compute/cuda/redist/cuda_cccl/windows-x86_64/cuda_cccl-windows-x86_64-11.8.89-archive.zip"
-          unzip '*.zip' -d "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8"
-          xcopy "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8\cuda_cudart-windows-x86_64-11.8.89-archive\*" "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8" /E /I /H /Y
-          xcopy "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8\cuda_nvcc-windows-x86_64-11.8.89-archive\*" "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8" /E /I /H /Y
-          xcopy "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8\cuda_nvrtc-windows-x86_64-11.8.89-archive\*" "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8" /E /I /H /Y
-          xcopy "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8\libcublas-windows-x86_64-11.8.1.74-archive\*" "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8" /E /I /H /Y
-          xcopy "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8\cuda_nvtx-windows-x86_64-11.8.86-archive\*" "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8" /E /I /H /Y
-          xcopy "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8\cuda_profiler_api-windows-x86_64-11.8.86-archive\*" "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8" /E /I /H /Y
-          xcopy "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8\visual_studio_integration-windows-x86_64-11.8.86-archive\*" "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8" /E /I /H /Y
-          xcopy "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8\cuda_nvprof-windows-x86_64-11.8.87-archive\*" "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8" /E /I /H /Y
-          xcopy "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8\cuda_cccl-windows-x86_64-11.8.89-archive\*" "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8" /E /I /H /Y
-          xcopy "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8\visual_studio_integration\MSBuildExtensions\*" "C:\Program Files (x86)\Microsoft Visual Studio\2019\Enterprise\MSBuild\Microsoft\VC\v160\BuildCustomizations" /E /I /H /Y
-          echo "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8\bin" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
-          echo "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8\libnvvp" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
-          echo "CUDA_PATH=C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8" | Out-File -FilePath $env:GITHUB_ENV -Append -Encoding utf8
-          echo "CUDA_PATH_V11_8=C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8" | Out-File -FilePath $env:GITHUB_ENV -Append -Encoding utf8
-
-      - name: Build
-        id: cmake_build
-        shell: cmd
-        run: |
-          mkdir build
-          cd build
-          call "C:\Program Files (x86)\Microsoft Visual Studio\2019\Enterprise\VC\Auxiliary\Build\vcvars64.bat"
-          cmake .. -DSD_CUDA=ON -DCMAKE_CUDA_ARCHITECTURES="61;75;86;89" -DSD_BUILD_SHARED_LIBS=ON -DCMAKE_CUDA_FLAGS="-allow-unsupported-compiler"
-          cmake --build . --config Release
-      
-      - name: Upload artifact
-        id: upload_artifact
-        uses: actions/upload-artifact@v4.6.1
-        with:
-          name: windows-cuda11
-          path: .\build\bin\Release\stable-diffusion.dll
-
   windows-sycl:
     runs-on: windows-latest
     
@@ -370,42 +311,7 @@ jobs:
         with:
           name: linux-cuda12
           path: ./build/bin/libstable-diffusion.so
-          
-  linux-cuda11:
-    runs-on: ubuntu-latest
-    container: nvidia/cuda:11.8.0-devel-ubuntu22.04
-    
-    steps:
-      - name: Install dependencies
-        env:
-          DEBIAN_FRONTEND: noninteractive
-        run: |
-          apt update
-          apt install -y cmake build-essential ninja-build libgomp1 git
-    
-      - name: Checkout
-        id: checkout
-        uses: actions/checkout@v4.2.2
-        with:
-          repository: 'leejet/stable-diffusion.cpp'
-          ref: '${{ github.event.inputs.commit }}'
-          submodules: recursive
-
-      - name: Build
-        id: cmake_build
-        run: |
-          mkdir build
-          cd build
-          cmake .. -DSD_CUDA=ON -DCMAKE_CUDA_ARCHITECTURES="61;75;86;89" -DSD_BUILD_SHARED_LIBS=ON
-          cmake --build . --config Release
-     
-      - name: Upload artifact
-        id: upload_artifact
-        uses: actions/upload-artifact@v4.6.1
-        with:
-          name: linux-cuda11
-          path: ./build/bin/libstable-diffusion.so
-          
+                    
   linux-sycl:
     runs-on: ubuntu-latest
     
@@ -526,13 +432,11 @@ jobs:
     needs:
       - windows-cpu
       - windows-cuda12
-      - windows-cuda11
 #     - windows-sycl
       - windows-hip
       - windows-vulkan
       - linux-cpu
       - linux-cuda12
-      - linux-cuda11
       - linux-sycl
       - linux-hip
       - osx-cpu
@@ -559,13 +463,10 @@ jobs:
         id: pack
         run: |
           nuget pack ./Backends/StableDiffusion.NET.Backend.Cpu.nuspec -version ${{ github.event.inputs.version }}
-          nuget pack ./Backends/StableDiffusion.NET.Backend.Cuda11.Windows.nuspec -version ${{ github.event.inputs.version }}
           nuget pack ./Backends/StableDiffusion.NET.Backend.Cuda12.Windows.nuspec -version ${{ github.event.inputs.version }}
-          nuget pack ./Backends/StableDiffusion.NET.Backend.Cuda11.Linux.nuspec -version ${{ github.event.inputs.version }}
           nuget pack ./Backends/StableDiffusion.NET.Backend.Cuda12.Linux.nuspec -version ${{ github.event.inputs.version }}
           nuget pack ./Backends/StableDiffusion.NET.Backend.Cuda.nuspec -version ${{ github.event.inputs.version }}
           nuget pack ./Backends/StableDiffusion.NET.Backend.Rocm.nuspec -version ${{ github.event.inputs.version }}
-          nuget pack ./Backends/StableDiffusion.NET.Backend.Sycl.nuspec -version ${{ github.event.inputs.version }}
           nuget pack ./Backends/StableDiffusion.NET.Backend.Vulkan.nuspec -version ${{ github.event.inputs.version }}
           
       - name: Upload artifacts
@@ -577,4 +478,4 @@ jobs:
           
       - name: Nuget Push
         id: nuget_push
-        run: dotnet nuget push **\*.nupkg --skip-duplicate --api-key ${{ secrets.NUGET_TOKEN }} --source https://api.nuget.org/v3/index.json
+        run: dotnet nuget push **\*.nupkg --skip-duplicate --api-key ${{ secrets.NUGET_TOKEN }} --source https://api.nuget.org/v3/index.json
\ No newline at end of file
diff --git a/Backends/StableDiffusion.NET.Backend.Cuda.nuspec b/Backends/StableDiffusion.NET.Backend.Cuda.nuspec
index 08c3c63..a467d88 100644
--- a/Backends/StableDiffusion.NET.Backend.Cuda.nuspec
+++ b/Backends/StableDiffusion.NET.Backend.Cuda.nuspec
@@ -9,15 +9,13 @@
     <license type="expression">MIT</license>
     <icon>sd_net_cuda.png</icon>
     <projectUrl>https://github.com/DarthAffe/StableDiffusion.NET</projectUrl>
-    <description>CUDA-Backend (11 and 12) for StableDiffusion.NET.</description>
+    <description>CUDA-Backend (12) for StableDiffusion.NET.</description>
     <releaseNotes></releaseNotes>
     <copyright>Copyright © Darth Affe 2024</copyright>
     <readme>readme.md</readme>
   
     <dependencies>
-      <dependency id="StableDiffusion.NET.Backend.Cuda11.Windows" version="$version$" />
       <dependency id="StableDiffusion.NET.Backend.Cuda12.Windows" version="$version$" />
-      <dependency id="StableDiffusion.NET.Backend.Cuda11.Linux" version="$version$" />
       <dependency id="StableDiffusion.NET.Backend.Cuda12.Linux" version="$version$" />
     </dependencies>
   </metadata>
diff --git a/Backends/StableDiffusion.NET.Backend.Cuda11.Linux.nuspec b/Backends/StableDiffusion.NET.Backend.Cuda11.Linux.nuspec
deleted file mode 100644
index af81315..0000000
--- a/Backends/StableDiffusion.NET.Backend.Cuda11.Linux.nuspec
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<package>
-  <metadata>
-    <id>StableDiffusion.NET.Backend.Cuda11.Linux</id>
-    <version>$version$</version>
-    <title>StableDiffusion.NET.Backend.Cuda11.Linux</title>
-    <authors>Darth Affe &amp; stable-diffusion.cpp Authors</authors>
-    <requireLicenseAcceptance>false</requireLicenseAcceptance>
-    <license type="expression">MIT</license>
-    <icon>sd_net_cuda.png</icon>
-    <projectUrl>https://github.com/DarthAffe/StableDiffusion.NET</projectUrl>
-    <description>CUDA 11 Linux Backend for StableDiffusion.NET.</description>
-    <releaseNotes></releaseNotes>
-    <copyright>Copyright © Darth Affe 2024</copyright>
-    <readme>readme.md</readme>
-  </metadata>
-
-  <files>
-    <file src="StableDiffusion.NET.Backend.props" target="build/net8.0/StableDiffusion.NET.Backend.Cuda.props" />
-    
-    <file src="linux-cuda11/libstable-diffusion.so" target="runtimes\linux-x64\native\cuda11\libstable-diffusion.so" />
-    
-    <file src="sd_net_cuda.png" target="sd_net_cuda.png" />
-    <file src="readme.md" target="readme.md" />
-    <file src="ggml.txt" target="ggml.txt" />
-    <file src="stable-diffusion.cpp.txt" target="stable-diffusion.cpp.txt" />
-  </files>
-</package>
diff --git a/Backends/StableDiffusion.NET.Backend.Cuda11.Windows.nuspec b/Backends/StableDiffusion.NET.Backend.Cuda11.Windows.nuspec
deleted file mode 100644
index 1421635..0000000
--- a/Backends/StableDiffusion.NET.Backend.Cuda11.Windows.nuspec
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<package>
-  <metadata>
-    <id>StableDiffusion.NET.Backend.Cuda11.Windows</id>
-    <version>$version$</version>
-    <title>StableDiffusion.NET.Backend.Cuda11.Windows</title>
-    <authors>Darth Affe &amp; stable-diffusion.cpp Authors</authors>
-    <requireLicenseAcceptance>false</requireLicenseAcceptance>
-    <license type="expression">MIT</license>
-    <icon>sd_net_cuda.png</icon>
-    <projectUrl>https://github.com/DarthAffe/StableDiffusion.NET</projectUrl>
-    <description>CUDA 11 Windows Backend for StableDiffusion.NET.</description>
-    <releaseNotes></releaseNotes>
-    <copyright>Copyright © Darth Affe 2024</copyright>
-    <readme>readme.md</readme>
-  </metadata>
-
-  <files>
-    <file src="StableDiffusion.NET.Backend.props" target="build/net8.0/StableDiffusion.NET.Backend.Cuda.props" />
-
-    <file src="windows-cuda11/stable-diffusion.dll" target="runtimes\win-x64\native\cuda11\stable-diffusion.dll" />
-    
-    <file src="sd_net_cuda.png" target="sd_net_cuda.png" />
-    <file src="readme.md" target="readme.md" />
-    <file src="ggml.txt" target="ggml.txt" />
-    <file src="stable-diffusion.cpp.txt" target="stable-diffusion.cpp.txt" />
-  </files>
-</package>