diff --git a/.github/workflows/base.yml b/.github/workflows/base.yml
index b1d79b5..603be73 100644
--- a/.github/workflows/base.yml
+++ b/.github/workflows/base.yml
@@ -9,7 +9,7 @@ on:
       - oses/**
 jobs:
   push:
-    name: "yolks_os:${{ matrix.oses }}"
+    name: "yolks:${{ matrix.oses }}"
     runs-on: ubuntu-latest
     strategy:
       fail-fast: false
@@ -36,4 +36,4 @@ jobs:
           platforms: linux/amd64
           push: true
           tags: |
-            ghcr.io/parkervcp/yolks_os:${{ matrix.oses }}
+            ghcr.io/parkervcp/yolks:${{ matrix.oses }}
diff --git a/.github/workflows/dotnet.yml b/.github/workflows/dotnet.yml
new file mode 100644
index 0000000..8def61e
--- /dev/null
+++ b/.github/workflows/dotnet.yml
@@ -0,0 +1,41 @@
+name: build dotnet
+on:
+  # Allows you to run this workflow manually from the Actions tab
+  # workflow_dispatch:
+  schedule:
+    - cron: "0 0 * * 1"
+  push:
+    branches:
+      - master
+    paths:
+      - dotnet/**
+jobs:
+  push:
+    name: "yolks:dotnet_${{ matrix.tag }}"
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        tag:
+          - 2.1
+          - 3.1
+          - 5.0
+    steps:
+      - uses: actions/checkout@v2
+      - uses: docker/setup-buildx-action@v1
+        with:
+          version: "v0.5.1"
+          buildkitd-flags: --debug
+      - uses: docker/login-action@v1
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.REGISTRY_TOKEN }}
+      - uses: docker/build-push-action@v2
+        with:
+          context: ./dotnet
+          file: ./dotnet/${{ matrix.tag }}/Dockerfile
+          platforms: linux/amd64
+          push: true
+          tags: |
+            ghcr.io/parkervcp/yolks:dotnet_${{ matrix.tag }}
diff --git a/README.md b/README.md
index a196a6b..2ac804b 100644
--- a/README.md
+++ b/README.md
@@ -37,6 +37,13 @@ is tagged correctly.
     * `ghcr.io/parkervcp/yolks:cassandra_java11_python2`
   * [`cassandra_java11_python3`](/cassandra/cassandra_java11_python3)
     * `ghcr.io/parkervcp/yolks:cassandra_java11_python3`
+### [dotNet](/dotnet)
+  * [`dotnet2.1`](/dotnet/2.1)
+    * `ghcr.io/parkervcp/yolks:dotnet_2.1`
+  * [`dotnet3.1`](/dotnet/3.1)
+    * `ghcr.io/parkervcp/yolks:dotnet_3.1`
+  * [`dotnet5.0`](/dotnet/5.0)
+    * `ghcr.io/parkervcp/yolks:dotnet_5.0`        
 ### [Erlang](/erlang)
   * [`erlang22`](/erlang/22)
     * `ghcr.io/parkervcp/yolks:erlang_22`
diff --git a/dotnet/2.1/Dockerfile b/dotnet/2.1/Dockerfile
new file mode 100644
index 0000000..f5167b6
--- /dev/null
+++ b/dotnet/2.1/Dockerfile
@@ -0,0 +1,21 @@
+FROM        --platform=$BUILDPLATFORM ghcr.io/parkervcp/yolks:debian
+
+LABEL       author="Torsten Widmann" maintainer="info@goover.de"
+
+ENV         DEBIAN_FRONTEND noninteractive
+
+RUN         apt update -y \
+            && apt upgrade -y \
+            && apt install -y apt-transport-https wget iproute2 \
+            && wget https://packages.microsoft.com/config/debian/10/packages-microsoft-prod.deb -O packages-microsoft-prod.deb \
+            && dpkg -i packages-microsoft-prod.deb \
+            && rm packages-microsoft-prod.deb \
+            && apt update -y \
+            && apt install -y aspnetcore-runtime-2.1 libgdiplus
+
+USER        container
+ENV         USER=container HOME=/home/container
+WORKDIR     /home/container
+
+COPY        ./../entrypoint.sh /entrypoint.sh
+CMD         [ "/bin/bash", "/entrypoint.sh" ]
diff --git a/dotnet/3.1/Dockerfile b/dotnet/3.1/Dockerfile
new file mode 100644
index 0000000..b63d1a1
--- /dev/null
+++ b/dotnet/3.1/Dockerfile
@@ -0,0 +1,21 @@
+FROM        --platform=$BUILDPLATFORM ghcr.io/parkervcp/yolks:debian
+
+LABEL       author="Torsten Widmann" maintainer="info@goover.de"
+
+ENV         DEBIAN_FRONTEND noninteractive
+
+RUN         apt update -y \
+            && apt upgrade -y \
+            && apt install -y apt-transport-https wget iproute2 \
+            && wget https://packages.microsoft.com/config/debian/10/packages-microsoft-prod.deb -O packages-microsoft-prod.deb \
+            && dpkg -i packages-microsoft-prod.deb \
+            && rm packages-microsoft-prod.deb \
+            && apt update -y \
+            && apt install -y aspnetcore-runtime-3.1 libgdiplus
+
+USER        container
+ENV         USER=container HOME=/home/container
+WORKDIR     /home/container
+
+COPY        ./../entrypoint.sh /entrypoint.sh
+CMD         [ "/bin/bash", "/entrypoint.sh" ]
diff --git a/dotnet/5/Dockerfile b/dotnet/5/Dockerfile
new file mode 100644
index 0000000..7a3d14b
--- /dev/null
+++ b/dotnet/5/Dockerfile
@@ -0,0 +1,21 @@
+FROM        --platform=$BUILDPLATFORM ghcr.io/parkervcp/yolks:debian
+
+LABEL       author="Torsten Widmann" maintainer="info@goover.de"
+
+ENV         DEBIAN_FRONTEND noninteractive
+
+RUN         apt update -y \
+            && apt upgrade -y \
+            && apt install -y apt-transport-https wget iproute2 \
+            && wget https://packages.microsoft.com/config/debian/10/packages-microsoft-prod.deb -O packages-microsoft-prod.deb \
+            && dpkg -i packages-microsoft-prod.deb \
+            && rm packages-microsoft-prod.deb \
+            && apt update -y \
+            && apt install -y aspnetcore-runtime-5.0 libgdiplus
+
+USER        container
+ENV         USER=container HOME=/home/container
+WORKDIR     /home/container
+
+COPY        ./../entrypoint.sh /entrypoint.sh
+CMD         [ "/bin/bash", "/entrypoint.sh" ]
diff --git a/dotnet/entrypoint.sh b/dotnet/entrypoint.sh
new file mode 100644
index 0000000..13d9e20
--- /dev/null
+++ b/dotnet/entrypoint.sh
@@ -0,0 +1,12 @@
+#!/bin/bash
+cd /home/container
+
+# Make internal Docker IP address available to processes.
+export INTERNAL_IP=`ip route get 1 | awk '{print $NF;exit}'`
+
+# Replace Startup Variables
+MODIFIED_STARTUP=$(echo -e ${STARTUP} | sed -e 's/{{/${/g' -e 's/}}/}/g')
+echo -e ":/home/container$ ${MODIFIED_STARTUP}"
+
+# Run the Server
+eval ${MODIFIED_STARTUP}
diff --git a/games/source/Dockerfile b/games/source/Dockerfile
index 446ebe9..8ce953a 100644
--- a/games/source/Dockerfile
+++ b/games/source/Dockerfile
@@ -32,7 +32,7 @@ ENV         DEBIAN_FRONTEND=noninteractive
 RUN         dpkg --add-architecture i386 \
 				&& apt update \
 				&& apt upgrade -y \
-				&& apt install -y tar curl gcc g++ lib32gcc1 libgcc1 libcurl4-gnutls-dev:i386 libssl1.1:i386 libcurl4:i386 lib32tinfo6 libtinfo6:i386 lib32z1 lib32stdc++6 libncurses5:i386 libcurl3-gnutls:i386 libsdl2-2.0-0:i386 iproute2 gdb libsdl1.2debian libfontconfig telnet net-tools netcat tzdata \
+				&& apt install -y tar curl gcc g++ lib32gcc-s1 libgcc1 libcurl4-gnutls-dev:i386 libssl1.1:i386 libcurl4:i386 lib32tinfo6 libtinfo6:i386 lib32z1 lib32stdc++6 libncurses5:i386 libcurl3-gnutls:i386 libsdl2-2.0-0:i386 iproute2 gdb libsdl1.2debian libfontconfig1 telnet net-tools netcat tzdata \
 				&& useradd -m -d /home/container container
 
 USER        container
diff --git a/installers/debian/Dockerfile b/installers/debian/Dockerfile
index 8c0fb25..6c3568c 100644
--- a/installers/debian/Dockerfile
+++ b/installers/debian/Dockerfile
@@ -32,4 +32,4 @@ ENV         DEBIAN_FRONTEND=noninteractive
 RUN         dpkg --add-architecture i386 \
 				&& apt update \
 				&& apt upgrade -y \
-				&& apt -y --no-install-recommends install ca-certificates curl lib32gcc1 libsdl2-2.0-0:i386 git
+				&& apt -y --no-install-recommends install ca-certificates curl lib32gcc-s1 libsdl2-2.0-0:i386 git
diff --git a/oses/debian/entrypoint.sh b/oses/debian/entrypoint.sh
index d9f5b44..9a5cab5 100644
--- a/oses/debian/entrypoint.sh
+++ b/oses/debian/entrypoint.sh
@@ -1,7 +1,7 @@
 #!/bin/bash
 cd /home/container
 
-# Make internal Docker IP address available to processes.
+# Make internal Docker IP address available to processes. 
 export INTERNAL_IP=`ip route get 1 | awk '{print $NF;exit}'`
 
 # Replace Startup Variables