diff --git a/.gitignore b/.gitignore
index a09403b8a1..5b2428ef3e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -255,6 +255,9 @@ paket-files/
 # Python cache
 *.pyc
 
+# .NET global.json for SDK versioning
+global.json
+
 # Node and .NET Core runtime Dockerfiles, that are auto generated
 images/runtime/node/*/Dockerfile
 images/runtime/node/*/buster.Dockerfile
diff --git a/build/__pythonVersions.sh b/build/__pythonVersions.sh
index e388fb9ba4..feeeeb0c46 100755
--- a/build/__pythonVersions.sh
+++ b/build/__pythonVersions.sh
@@ -1,6 +1,6 @@
 # This file was auto-generated from 'constants.yaml'. Changes may be overridden.
 
-PYTHON_RUNTIME_BASE_TAG='20231208.1'
+PYTHON_RUNTIME_BASE_TAG='20240110.3'
 PIP_VERSION='21.2.4'
 PYTHON27_VERSION='2.7.18'
 PYTHON36_VERSION='3.6.15'
diff --git a/build/constants.yaml b/build/constants.yaml
index d105f8fed0..bca8fe4cf6 100644
--- a/build/constants.yaml
+++ b/build/constants.yaml
@@ -149,7 +149,7 @@
       file-name-prefix: __
 - name: python-versions
   constants:
-    python-runtime-base-tag: 20231208.1
+    python-runtime-base-tag: 20240110.3
     pip-version: 21.2.4
     python27-version: 2.7.18
     python36-version: 3.6.15
@@ -162,13 +162,18 @@
     runtime-versions:
       - 3.7-debian-bullseye
       - 3.7-debian-buster
+      - 3.8-debian-bookworm
       - 3.8-debian-bullseye
       - 3.8-debian-buster
+      - 3.9-debian-bookworm
       - 3.9-debian-bullseye
       - 3.9-debian-buster
+      - 3.10-debian-bookworm
       - 3.10-debian-bullseye
       - 3.10-debian-buster
+      - 3.11-debian-bookworm
       - 3.11-debian-bullseye
+      - 3.12-debian-bookworm
       - 3.12-debian-bullseye
       - dynamic-debian-buster
   outputs:
diff --git a/doc/supportedPlatformVersions.md b/doc/supportedPlatformVersions.md
index 5baf39e35a..4091433118 100644
--- a/doc/supportedPlatformVersions.md
+++ b/doc/supportedPlatformVersions.md
@@ -829,6 +829,10 @@
 
 ## php composer
 
+### bookworm
+
+- 2.6.2
+
 ### bullseye
 
 - 1.9.2
@@ -993,6 +997,11 @@
 
 ## php
 
+### bookworm
+
+- 8.1.22
+- 8.2.9
+
 ### bullseye
 
 - 7.4.9
@@ -1212,6 +1221,14 @@
 
 ## python
 
+### bookworm
+
+- 3.8.18
+- 3.9.18
+- 3.10.13
+- 3.11.7
+- 3.12.1
+
 ### bullseye
 
 - 3.7.9
diff --git a/images/runtime/python/3.10/base.bookworm.Dockerfile b/images/runtime/python/3.10/base.bookworm.Dockerfile
new file mode 100644
index 0000000000..0b2ca50a9b
--- /dev/null
+++ b/images/runtime/python/3.10/base.bookworm.Dockerfile
@@ -0,0 +1,90 @@
+ARG DEBIAN_FLAVOR
+# Startup script generator
+FROM mcr.microsoft.com/oss/go/microsoft/golang:1.20-${DEBIAN_FLAVOR} as startupCmdGen
+# GOPATH is set to "/go" in the base image
+WORKDIR /go/src
+COPY src/startupscriptgenerator/src .
+ARG GIT_COMMIT=unspecified
+ARG BUILD_NUMBER=unspecified
+ARG RELEASE_TAG_NAME=unspecified
+ENV RELEASE_TAG_NAME=${RELEASE_TAG_NAME}
+ENV GIT_COMMIT=${GIT_COMMIT}
+ENV BUILD_NUMBER=${BUILD_NUMBER}
+#Bake in client certificate path into image to avoid downloading it
+ENV PATH_CA_CERTIFICATE="/etc/ssl/certs/ca-certificate.crt"
+RUN ./build.sh python /opt/startupcmdgen/startupcmdgen
+
+FROM oryxdevmcr.azurecr.io/private/oryx/oryx-run-base-${DEBIAN_FLAVOR} as main
+ARG DEBIAN_FLAVOR
+ARG IMAGES_DIR=/tmp/oryx/images
+ARG BUILD_DIR=/tmp/oryx/build
+ENV DEBIAN_FLAVOR=${DEBIAN_FLAVOR}
+
+RUN apt-get update \
+    && apt-get upgrade -y \
+    && apt-get install -y --no-install-recommends \
+        xz-utils \
+    && rm -rf /var/lib/apt/lists/*
+
+ADD images ${IMAGES_DIR}
+ADD build ${BUILD_DIR}
+RUN find ${IMAGES_DIR} -type f -iname "*.sh" -exec chmod +x {} \;
+RUN find ${BUILD_DIR} -type f -iname "*.sh" -exec chmod +x {} \;
+
+ENV PYTHON_VERSION 3.10.13
+RUN true
+COPY build/__pythonVersions.sh ${BUILD_DIR}
+RUN true
+COPY platforms/__common.sh /tmp/
+RUN true
+COPY platforms/python/prereqs/build.sh /tmp/
+RUN true
+COPY platforms/python/versions/${DEBIAN_FLAVOR}/versionsToBuild.txt /tmp/
+RUN true
+COPY images/receiveGpgKeys.sh /tmp/receiveGpgKeys.sh
+RUN true
+
+RUN chmod +x /tmp/receiveGpgKeys.sh
+RUN chmod +x /tmp/build.sh && \
+    apt-get update && \
+    DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends \
+        build-essential \
+        tk-dev \
+        uuid-dev \
+        libgeos-dev
+
+RUN --mount=type=secret,id=oryx_sdk_storage_account_access_token \
+    set -e \
+    && export ORYX_SDK_STORAGE_ACCOUNT_ACCESS_TOKEN_PATH="/run/secrets/oryx_sdk_storage_account_access_token" \
+    && ${BUILD_DIR}/buildPythonSdkByVersion.sh $PYTHON_VERSION
+
+RUN set -ex \
+ && cd /opt/python/ \
+ && ln -s 3.10.13 3.10 \
+ && ln -s 3.10 3 \
+ && echo /opt/python/3/lib >> /etc/ld.so.conf.d/python.conf \
+ && ldconfig \
+ && cd /opt/python/3/bin \
+ && ln -nsf idle3 idle \
+ && ln -nsf pydoc3 pydoc \
+ && ln -nsf python3-config python-config \
+ && rm -rf /var/lib/apt/lists/*
+
+ENV PATH="/opt/python/3/bin:${PATH}"
+
+# Bake Application Insights key from pipeline variable into final image
+ARG AI_CONNECTION_STRING
+ENV ORYX_AI_CONNECTION_STRING=${AI_CONNECTION_STRING}
+
+RUN ${IMAGES_DIR}/runtime/python/install-dependencies.sh
+RUN pip install --upgrade pip \
+    && pip install gunicorn \
+    && pip install debugpy \
+    && pip install viztracer \
+    && pip install vizplugins \
+    && pip install orjson \
+    && ln -s /opt/startupcmdgen/startupcmdgen /usr/local/bin/oryx \
+    && rm -rf /var/lib/apt/lists/* \
+    && rm -rf /tmp/oryx
+
+COPY --from=startupCmdGen /opt/startupcmdgen/startupcmdgen /opt/startupcmdgen/startupcmdgen
diff --git a/images/runtime/python/3.11/base.bookworm.Dockerfile b/images/runtime/python/3.11/base.bookworm.Dockerfile
new file mode 100644
index 0000000000..757a86c42e
--- /dev/null
+++ b/images/runtime/python/3.11/base.bookworm.Dockerfile
@@ -0,0 +1,88 @@
+ARG DEBIAN_FLAVOR
+# Startup script generator
+FROM mcr.microsoft.com/oss/go/microsoft/golang:1.20-${DEBIAN_FLAVOR} as startupCmdGen
+# GOPATH is set to "/go" in the base image
+WORKDIR /go/src
+COPY src/startupscriptgenerator/src .
+ARG GIT_COMMIT=unspecified
+ARG BUILD_NUMBER=unspecified
+ARG RELEASE_TAG_NAME=unspecified
+ENV RELEASE_TAG_NAME=${RELEASE_TAG_NAME}
+ENV GIT_COMMIT=${GIT_COMMIT}
+ENV BUILD_NUMBER=${BUILD_NUMBER}
+RUN ./build.sh python /opt/startupcmdgen/startupcmdgen
+
+FROM oryxdevmcr.azurecr.io/private/oryx/oryx-run-base-${DEBIAN_FLAVOR} as main
+ARG DEBIAN_FLAVOR
+ARG IMAGES_DIR=/tmp/oryx/images
+ARG BUILD_DIR=/tmp/oryx/build
+ENV DEBIAN_FLAVOR=${DEBIAN_FLAVOR}
+
+RUN apt-get update \
+    && apt-get upgrade -y \
+    && apt-get install -y --no-install-recommends \
+        xz-utils \
+    && rm -rf /var/lib/apt/lists/*
+
+ADD images ${IMAGES_DIR}
+ADD build ${BUILD_DIR}
+RUN find ${IMAGES_DIR} -type f -iname "*.sh" -exec chmod +x {} \;
+RUN find ${BUILD_DIR} -type f -iname "*.sh" -exec chmod +x {} \;
+
+ENV PYTHON_VERSION 3.11.7
+RUN true
+COPY build/__pythonVersions.sh ${BUILD_DIR}
+RUN true
+COPY platforms/__common.sh /tmp/
+RUN true
+COPY platforms/python/prereqs/build.sh /tmp/
+RUN true
+COPY platforms/python/versions/${DEBIAN_FLAVOR}/versionsToBuild.txt /tmp/
+RUN true
+COPY images/receiveGpgKeys.sh /tmp/receiveGpgKeys.sh
+RUN true
+
+RUN chmod +x /tmp/receiveGpgKeys.sh
+RUN chmod +x /tmp/build.sh && \
+    apt-get update && \
+    DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends \
+        build-essential \
+        tk-dev \
+        uuid-dev \
+        libgeos-dev
+
+RUN --mount=type=secret,id=oryx_sdk_storage_account_access_token \
+    set -e \
+    && export ORYX_SDK_STORAGE_ACCOUNT_ACCESS_TOKEN_PATH="/run/secrets/oryx_sdk_storage_account_access_token" \
+    && ${BUILD_DIR}/buildPythonSdkByVersion.sh $PYTHON_VERSION
+
+RUN set -ex \
+ && cd /opt/python/ \
+ && ln -s 3.11.7 3.11 \
+ && ln -s 3.11 3 \
+ && echo /opt/python/3/lib >> /etc/ld.so.conf.d/python.conf \
+ && ldconfig \
+ && cd /opt/python/3/bin \
+ && ln -nsf idle3 idle \
+ && ln -nsf pydoc3 pydoc \
+ && ln -nsf python3-config python-config \
+ && rm -rf /var/lib/apt/lists/*
+
+ENV PATH="/opt/python/3/bin:${PATH}"
+
+# Bake Application Insights key from pipeline variable into final image
+ARG AI_CONNECTION_STRING
+ENV ORYX_AI_CONNECTION_STRING=${AI_CONNECTION_STRING}
+
+RUN ${IMAGES_DIR}/runtime/python/install-dependencies.sh
+RUN pip install --upgrade pip \
+    && pip install gunicorn \
+    && pip install debugpy \
+    && pip install viztracer \
+    && pip install vizplugins \
+    && pip install orjson \
+    && ln -s /opt/startupcmdgen/startupcmdgen /usr/local/bin/oryx \
+    && rm -rf /var/lib/apt/lists/* \
+    && rm -rf /tmp/oryx
+
+COPY --from=startupCmdGen /opt/startupcmdgen/startupcmdgen /opt/startupcmdgen/startupcmdgen
diff --git a/images/runtime/python/3.12/base.bookworm.Dockerfile b/images/runtime/python/3.12/base.bookworm.Dockerfile
new file mode 100644
index 0000000000..3ba1040821
--- /dev/null
+++ b/images/runtime/python/3.12/base.bookworm.Dockerfile
@@ -0,0 +1,89 @@
+ARG DEBIAN_FLAVOR
+# Startup script generator
+FROM mcr.microsoft.com/oss/go/microsoft/golang:1.20-${DEBIAN_FLAVOR} as startupCmdGen
+# GOPATH is set to "/go" in the base image
+WORKDIR /go/src
+COPY src/startupscriptgenerator/src .
+ARG GIT_COMMIT=unspecified
+ARG BUILD_NUMBER=unspecified
+ARG RELEASE_TAG_NAME=unspecified
+ENV RELEASE_TAG_NAME=${RELEASE_TAG_NAME}
+ENV GIT_COMMIT=${GIT_COMMIT}
+ENV BUILD_NUMBER=${BUILD_NUMBER}
+RUN ./build.sh python /opt/startupcmdgen/startupcmdgen
+
+FROM oryxdevmcr.azurecr.io/private/oryx/oryx-run-base-${DEBIAN_FLAVOR} as main
+ARG DEBIAN_FLAVOR
+ARG IMAGES_DIR=/tmp/oryx/images
+ARG BUILD_DIR=/tmp/oryx/build
+ENV DEBIAN_FLAVOR=${DEBIAN_FLAVOR}
+
+RUN apt-get update \
+    && apt-get upgrade -y \
+    && apt-get install -y --no-install-recommends \
+        xz-utils \
+    && rm -rf /var/lib/apt/lists/*
+
+ADD images ${IMAGES_DIR}
+ADD build ${BUILD_DIR}
+RUN find ${IMAGES_DIR} -type f -iname "*.sh" -exec chmod +x {} \;
+RUN find ${BUILD_DIR} -type f -iname "*.sh" -exec chmod +x {} \;
+
+ENV PYTHON_VERSION 3.12.1
+RUN true
+COPY build/__pythonVersions.sh ${BUILD_DIR}
+RUN true
+COPY platforms/__common.sh /tmp/
+RUN true
+COPY platforms/python/prereqs/build.sh /tmp/
+RUN true
+COPY platforms/python/versions/${DEBIAN_FLAVOR}/versionsToBuild.txt /tmp/
+RUN true
+COPY images/receiveGpgKeys.sh /tmp/receiveGpgKeys.sh
+RUN true
+
+RUN chmod +x /tmp/receiveGpgKeys.sh
+RUN chmod +x /tmp/build.sh && \
+    apt-get update && \
+    DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends \
+        build-essential \
+        tk-dev \
+        uuid-dev \
+        libgeos-dev
+
+RUN --mount=type=secret,id=oryx_sdk_storage_account_access_token \
+    set -e \
+    && export ORYX_SDK_STORAGE_ACCOUNT_ACCESS_TOKEN_PATH="/run/secrets/oryx_sdk_storage_account_access_token" \
+    && ${BUILD_DIR}/buildPythonSdkByVersion.sh $PYTHON_VERSION
+
+RUN set -ex \
+ && cd /opt/python/ \
+ && ln -s 3.12.1 3.12 \
+ && ln -s 3.12 3 \
+ && echo /opt/python/3/lib >> /etc/ld.so.conf.d/python.conf \
+ && ldconfig \
+ && cd /opt/python/3/bin \
+ && ln -nsf idle3 idle \
+ && ln -nsf pydoc3 pydoc \
+ && ln -nsf python3-config python-config \
+ && rm -rf /var/lib/apt/lists/*
+
+ENV PATH="/opt/python/3/bin:${PATH}"
+
+# Bake Application Insights key from pipeline variable into final image
+ARG AI_CONNECTION_STRING
+ENV ORYX_AI_CONNECTION_STRING=${AI_CONNECTION_STRING}
+
+RUN ${IMAGES_DIR}/runtime/python/install-dependencies.sh
+
+RUN pip install --upgrade pip \
+    && pip install gunicorn \
+    && pip install debugpy \
+    && pip install viztracer \
+    && pip install vizplugins \
+    && pip install orjson \
+    && ln -s /opt/startupcmdgen/startupcmdgen /usr/local/bin/oryx \
+    && rm -rf /var/lib/apt/lists/* \
+    && rm -rf /tmp/oryx
+
+COPY --from=startupCmdGen /opt/startupcmdgen/startupcmdgen /opt/startupcmdgen/startupcmdgen
diff --git a/images/runtime/python/generateDockerfiles.sh b/images/runtime/python/generateDockerfiles.sh
index cab0ae87ce..3938717d2f 100755
--- a/images/runtime/python/generateDockerfiles.sh
+++ b/images/runtime/python/generateDockerfiles.sh
@@ -22,7 +22,7 @@ declare -r ORYX_PYTHON_IMAGE_BASE_PLACEHOLDER="%BASE_TAG%"
 source "$PYTHON_VERSIONS_PATH"
 
 # Please make sure that any changes to debian flavors supported here are also reflected in build/constants.yaml
-declare -r PYTHON_BOOKWORM_VERSION_ARRAY=()
+declare -r PYTHON_BOOKWORM_VERSION_ARRAY=($PYTHON38_VERSION $PYTHON39_VERSION $PYTHON310_VERSION $PYTHON311_VERSION $PYTHON312_VERSION)
 declare -r PYTHON_BULLSEYE_VERSION_ARRAY=($PYTHON37_VERSION $PYTHON38_VERSION $PYTHON39_VERSION $PYTHON310_VERSION $PYTHON311_VERSION $PYTHON312_VERSION)
 declare -r PYTHON_BUSTER_VERSION_ARRAY=($PYTHON37_VERSION $PYTHON38_VERSION $PYTHON39_VERSION $PYTHON310_VERSION)
 ImageDebianFlavor="$1"
diff --git a/platforms/php/buildPhp.sh b/platforms/php/buildPhp.sh
index 3405362260..e0a02f7bf5 100755
--- a/platforms/php/buildPhp.sh
+++ b/platforms/php/buildPhp.sh
@@ -116,10 +116,10 @@ buildPhpComposer() {
 		# a version here.
 		docker build \
 			-f "$phpPlatformDir/composer/Dockerfile" \
-			--build-arg PHP_VERSION="$PHP73_VERSION" \
+			--build-arg PHP_VERSION="$PHP81_VERSION" \
 			--build-arg DEBIAN_FLAVOR=$debianFlavor \
-			--build-arg PHP_SHA256="$PHP73_TAR_SHA256" \
-			--build-arg GPG_KEYS="$PHP73_KEYS" \
+			--build-arg PHP_SHA256="$PHP81_TAR_SHA256" \
+			--build-arg GPG_KEYS="$PHP81_KEYS" \
 			--build-arg COMPOSER_VERSION="$version" \
 			--build-arg COMPOSER_SETUP_SHA384="$COMPOSER_SETUP_SHA384" \
 			-t $imageName \
diff --git a/platforms/php/composer/versions/bookworm/defaultVersion.txt b/platforms/php/composer/versions/bookworm/defaultVersion.txt
new file mode 100644
index 0000000000..0cfbf08886
--- /dev/null
+++ b/platforms/php/composer/versions/bookworm/defaultVersion.txt
@@ -0,0 +1 @@
+2
diff --git a/platforms/php/composer/versions/bookworm/versionsToBuild.txt b/platforms/php/composer/versions/bookworm/versionsToBuild.txt
new file mode 100644
index 0000000000..3b9657e63e
--- /dev/null
+++ b/platforms/php/composer/versions/bookworm/versionsToBuild.txt
@@ -0,0 +1,2 @@
+# version
+2.6.2
\ No newline at end of file
diff --git a/platforms/php/prereqs/Dockerfile b/platforms/php/prereqs/Dockerfile
index 6712bffe4c..36cf8bcb5b 100644
--- a/platforms/php/prereqs/Dockerfile
+++ b/platforms/php/prereqs/Dockerfile
@@ -26,5 +26,6 @@ RUN if [ "${DEBIAN_FLAVOR}" = "buster" ]; then \
         libncurses5 \
     --no-install-recommends && rm -r /var/lib/apt/lists/* ; \
     else \
+        export DEBIAN_FLAVOR=${DEBIAN_FLAVOR} ; \
         . /php/installPrereqs.sh ; \
     fi
diff --git a/platforms/php/prereqs/installPrereqs.sh b/platforms/php/prereqs/installPrereqs.sh
index bfd5ed6df0..c25d68245e 100755
--- a/platforms/php/prereqs/installPrereqs.sh
+++ b/platforms/php/prereqs/installPrereqs.sh
@@ -14,6 +14,16 @@ set -eux
     echo 'Pin-Priority: -1';
 } > /etc/apt/preferences.d/no-debian-php
 
+# Create the sources.list file for bookworm since it doesn't exist in the buildpack-deps image
+if [ "$DEBIAN_FLAVOR" = bookworm ]
+then
+    {
+        echo 'deb http://deb.debian.org/debian bookworm main';
+        echo 'deb http://deb.debian.org/debian-security bookworm-security main';
+        echo 'deb http://deb.debian.org/debian bookworm-updates main';
+    } > /etc/apt/sources.list
+fi
+
 # dependencies required for running "phpize"
 # (see persistent deps below)
 PHPIZE_DEPS="autoconf dpkg-dev file g++ gcc libc-dev make pkg-config re2c"
@@ -21,8 +31,12 @@ PHPIZE_DEPS="autoconf dpkg-dev file g++ gcc libc-dev make pkg-config re2c"
 # persistent / runtime deps
 # libcurl3 and libcurl4 both needs to be supported in ubuntu focal for php
 # https://github.com/xapienz/curl-debian-scripts
-add-apt-repository ppa:xapienz/curl34 -y \
-&& apt-get update \
+if [ "$DEBIAN_FLAVOR" = focal ]
+then
+    add-apt-repository ppa:xapienz/curl34 -y
+fi
+
+apt-get update \
 && apt-get upgrade -y \
 && apt-get install -y \
         $PHPIZE_DEPS \
diff --git a/platforms/php/versions/bookworm/defaultVersion.txt b/platforms/php/versions/bookworm/defaultVersion.txt
new file mode 100644
index 0000000000..cc40bca69a
--- /dev/null
+++ b/platforms/php/versions/bookworm/defaultVersion.txt
@@ -0,0 +1 @@
+8.0
diff --git a/platforms/php/versions/bookworm/versionsToBuild.txt b/platforms/php/versions/bookworm/versionsToBuild.txt
new file mode 100644
index 0000000000..b8f099767a
--- /dev/null
+++ b/platforms/php/versions/bookworm/versionsToBuild.txt
@@ -0,0 +1,4 @@
+# version, sha, gpg keys, dockerfile
+8.1.22, 9ea4f4cfe775cb5866c057323d6b320f3a6e0adb1be41a068ff7bfec6f83e71d, 528995BFEDFBA7191D46839EF9BA0ADA31CBD89E 39B641343D8C104B2B146DC3F9C39DC0B9698544,
+
+8.2.9, 1e6cb77f997613864ab3127fbfc6a8c7fdaa89a95e8ed6167617b913b4de4765, 1198C0117593497A5EC5C199286AF1F9897469DC 39B641343D8C104B2B146DC3F9C39DC0B9698544,
\ No newline at end of file
diff --git a/platforms/python/versions/bookworm/defaultVersion.txt b/platforms/python/versions/bookworm/defaultVersion.txt
new file mode 100644
index 0000000000..cc1923a40b
--- /dev/null
+++ b/platforms/python/versions/bookworm/defaultVersion.txt
@@ -0,0 +1 @@
+3.8
diff --git a/platforms/python/versions/bookworm/versionsToBuild.txt b/platforms/python/versions/bookworm/versionsToBuild.txt
new file mode 100644
index 0000000000..0c07bdb65e
--- /dev/null
+++ b/platforms/python/versions/bookworm/versionsToBuild.txt
@@ -0,0 +1,8 @@
+
+# NOTE: Make sure to set the default version in 'defaultVersion.txt' file
+# version, gpg keys, dockerfile
+3.8.18, E3FF2839C048B25C084DEBE9B26995E310250568,
+3.9.18, E3FF2839C048B25C084DEBE9B26995E310250568,
+3.10.13, A035C8C19219BA821ECEA86B64E628F8D684696D,
+3.11.7, A035C8C19219BA821ECEA86B64E628F8D684696D,
+3.12.1, 7169605F62C751356D054A26A821E680E5FA6305,
diff --git a/src/BuildScriptGenerator/PythonVersions.cs b/src/BuildScriptGenerator/PythonVersions.cs
index 2f0f6b7883..fbf101f240 100644
--- a/src/BuildScriptGenerator/PythonVersions.cs
+++ b/src/BuildScriptGenerator/PythonVersions.cs
@@ -6,7 +6,7 @@ namespace Microsoft.Oryx.BuildScriptGenerator.Common
 {
     public static class PythonVersions
     {
-        public const string PythonRuntimeBaseTag = "20231208.1";
+        public const string PythonRuntimeBaseTag = "20240110.3";
         public const string PipVersion = "21.2.4";
         public const string Python27Version = "2.7.18";
         public const string Python36Version = "3.6.15";
@@ -16,6 +16,6 @@ public static class PythonVersions
         public const string Python310Version = "3.10.13";
         public const string Python311Version = "3.11.7";
         public const string Python312Version = "3.12.1";
-        public static readonly List<string> RuntimeVersions = new List<string> { "3.7-debian-bullseye", "3.7-debian-buster", "3.8-debian-bullseye", "3.8-debian-buster", "3.9-debian-bullseye", "3.9-debian-buster", "3.10-debian-bullseye", "3.10-debian-buster", "3.11-debian-bullseye", "3.12-debian-bullseye", "dynamic-debian-buster" };
+        public static readonly List<string> RuntimeVersions = new List<string> { "3.7-debian-bullseye", "3.7-debian-buster", "3.8-debian-bookworm", "3.8-debian-bullseye", "3.8-debian-buster", "3.9-debian-bookworm", "3.9-debian-bullseye", "3.9-debian-buster", "3.10-debian-bookworm", "3.10-debian-bullseye", "3.10-debian-buster", "3.11-debian-bookworm", "3.11-debian-bullseye", "3.12-debian-bookworm", "3.12-debian-bullseye", "dynamic-debian-buster" };
     }
 }
\ No newline at end of file
diff --git a/tests/BuildScriptGenerator.Tests/DefaultDockerfileGeneratorTest.cs b/tests/BuildScriptGenerator.Tests/DefaultDockerfileGeneratorTest.cs
index 68be1db5e0..63fd9d70d3 100644
--- a/tests/BuildScriptGenerator.Tests/DefaultDockerfileGeneratorTest.cs
+++ b/tests/BuildScriptGenerator.Tests/DefaultDockerfileGeneratorTest.cs
@@ -63,7 +63,7 @@ public void GenerateDockerfile_Throws_IfNoPlatformIsCompatible()
         [InlineData("php", "7.3", "7.3", "debian-buster-stable", "7.3")]
         [InlineData("python", "2.7", "2.7", "debian-buster-stable", "2.7")]
         [InlineData("python", "3.7", "3.7", "debian-bullseye-stable", "3.7-debian-bullseye")]
-        [InlineData("python", "3.8", "3.8", "debian-bullseye-stable", "3.8-debian-bullseye")]
+        [InlineData("python", "3.8", "3.8", "debian-bookworm-stable", "3.8-debian-bookworm")]
         public void GenerateDockerfile_GeneratesBuildTagAndRuntime_ForProvidedPlatformAndVersion(
             string platformName,
             string detectedPlatformVersion,
@@ -124,12 +124,12 @@ public void GenerateDockerfile_GeneratesBuildTagAndRuntime_ForProvidedPlatformAn
         [InlineData("php", "7.4", "debian-bullseye-stable", "7.4-debian-bullseye")]
         [InlineData("php", "8.0", "debian-bullseye-stable", "8.0-debian-bullseye")]
         [InlineData("php", "8.2", "debian-bullseye-stable", "8.2-debian-bullseye")]
-        [InlineData("python", "3.9", "debian-bullseye-stable", "3.9-debian-bullseye")]
-        [InlineData("python", "3.10", "debian-bullseye-stable", "3.10-debian-bullseye")]
-        [InlineData("python", "3.11", "debian-bullseye-stable", "3.11-debian-bullseye")]
-        [InlineData("python", "3.12", "debian-bullseye-stable", "3.12-debian-bullseye")]
+        [InlineData("python", "3.9", "debian-bookworm-stable", "3.9-debian-bookworm")]
+        [InlineData("python", "3.10", "debian-bookworm-stable", "3.10-debian-bookworm")]
+        [InlineData("python", "3.11", "debian-bookworm-stable", "3.11-debian-bookworm")]
+        [InlineData("python", "3.12", "debian-bookworm-stable", "3.12-debian-bookworm")]
         [InlineData("python", "3.6", "debian-buster-stable", "dynamic-debian-buster")] // 3.6.x not currently a runtime, use dynamic
-        [InlineData("python", "3.8.1", "debian-bullseye-stable", "3.8-debian-bullseye")]
+        [InlineData("python", "3.8.1", "debian-bookworm-stable", "3.8-debian-bookworm")]
         public void GenerateDockerfile_GeneratesBuildTagAndRuntime_ForProvidedPlatform(
             string platformName,
             string detectedPlatformVersion,
@@ -186,12 +186,12 @@ public void GenerateDockerfile_GeneratesBuildTagAndRuntime_ForProvidedPlatform(
         [InlineData("php", "7.4", "debian-bullseye-stable", "7.4-debian-bullseye")]
         [InlineData("php", "8.0", "debian-bullseye-stable", "8.0-debian-bullseye")]
         [InlineData("php", "8.2", "debian-bullseye-stable", "8.2-debian-bullseye")]
-        [InlineData("python", "3.9", "debian-bullseye-stable", "3.9-debian-bullseye")]
-        [InlineData("python", "3.10", "debian-bullseye-stable", "3.10-debian-bullseye")]
-        [InlineData("python", "3.11", "debian-bullseye-stable", "3.11-debian-bullseye")]
-        [InlineData("python", "3.12", "debian-bullseye-stable", "3.12-debian-bullseye")]
+        [InlineData("python", "3.9", "debian-bookworm-stable", "3.9-debian-bookworm")]
+        [InlineData("python", "3.10", "debian-bookworm-stable", "3.10-debian-bookworm")]
+        [InlineData("python", "3.11", "debian-bookworm-stable", "3.11-debian-bookworm")]
+        [InlineData("python", "3.12", "debian-bookworm-stable", "3.12-debian-bookworm")]
         [InlineData("python", "3.6", "debian-buster-stable", "dynamic-debian-buster")] // 3.6.x not currently a runtime, use dynamic
-        [InlineData("python", "3.8.1", "debian-bullseye-stable", "3.8-debian-bullseye")]
+        [InlineData("python", "3.8.1", "debian-bookworm-stable", "3.8-debian-bookworm")]
         public void GenerateDockerfile_GeneratesBuildTagAndRuntime_ForNoProvidedPlatform(
             string platformName,
             string detectedPlatformVersion,
diff --git a/tests/Oryx.Integration.Tests/Php/PhpDynamicInstallationTest.cs b/tests/Oryx.Integration.Tests/Php/PhpDynamicInstallationTest.cs
index 63ca5ecf41..d0656d7aea 100644
--- a/tests/Oryx.Integration.Tests/Php/PhpDynamicInstallationTest.cs
+++ b/tests/Oryx.Integration.Tests/Php/PhpDynamicInstallationTest.cs
@@ -25,33 +25,75 @@ public PhpDynamicInstallationTest(ITestOutputHelper output, TestTempDirTestFixtu
         // because our agents currently a space limit of 10GB.
         [Fact, Trait("category", "php-8.2")]
         [Trait("build-image", "github-actions-debian-buster")]
-        public async Task PipelineTestInvocationsPhp82Async()
+        public async Task PipelineTestInvocationsPhp82_WithBusterEnvironmentAsync()
         {
-            await CanBuildAndRunAppAsync("8.2", ImageTestHelperConstants.OsTypeDebianBullseye);
+            await CanBuildAndRunAppAsync("8.2", ImageTestHelperConstants.OsTypeDebianBuster, ImageTestHelperConstants.GitHubActionsBuster);
+        }
+
+        [Fact, Trait("category", "php-8.2")]
+        [Trait("build-image", "github-actions-debian-bullseye")]
+        public async Task PipelineTestInvocationsPhp82_WithBullseyeEnvironmentAsync()
+        {
+            await CanBuildAndRunAppAsync("8.2", ImageTestHelperConstants.OsTypeDebianBullseye, ImageTestHelperConstants.GitHubActionsBullseye);
+        }
+
+        [Fact, Trait("category", "php-8.2")]
+        [Trait("build-image", "github-actions-debian-bookworm")]
+        public async Task PipelineTestInvocationsPhp82_WithBookwormEnvironmentAsync()
+        {
+            await CanBuildAndRunAppAsync("8.2", ImageTestHelperConstants.OsTypeDebianBookworm, ImageTestHelperConstants.GitHubActionsBookworm);
         }
 
         [Fact, Trait("category", "php-8.1")]
         [Trait("build-image", "github-actions-debian-buster")]
-        public async Task PipelineTestInvocationsPhp81Async()
+        public async Task PipelineTestInvocationsPhp81_WithBusterEnvironmentAsync()
+        {   
+            await CanBuildAndRunAppAsync("8.1", ImageTestHelperConstants.OsTypeDebianBuster, ImageTestHelperConstants.GitHubActionsBuster);
+        }
+
+        [Fact, Trait("category", "php-8.1")]
+        [Trait("build-image", "github-actions-debian-bullseye")]
+        public async Task PipelineTestInvocationsPhp81_WithBullseyeEnvironmentAsync()
         {   
-            await CanBuildAndRunAppAsync("8.1", ImageTestHelperConstants.OsTypeDebianBullseye);
+            await CanBuildAndRunAppAsync("8.1", ImageTestHelperConstants.OsTypeDebianBullseye, ImageTestHelperConstants.GitHubActionsBullseye);
+        }
+
+        [Fact, Trait("category", "php-8.1")]
+        [Trait("build-image", "github-actions-debian-bookworm")]
+        public async Task PipelineTestInvocationsPhp81_WithBookwormEnvironmentAsync()
+        {   
+            await CanBuildAndRunAppAsync("8.1", ImageTestHelperConstants.OsTypeDebianBookworm, ImageTestHelperConstants.GitHubActionsBookworm);
         }
 
         [Fact, Trait("category", "php-8.0")]
         [Trait("build-image", "github-actions-debian-buster")]
-        public async Task PipelineTestInvocationsPhp80Async()
+        public async Task PipelineTestInvocationsPhp80_WithBusterEnvironmentAsync()
+        {   
+            await CanBuildAndRunAppAsync("8.0", ImageTestHelperConstants.OsTypeDebianBuster, ImageTestHelperConstants.GitHubActionsBuster);
+        }
+
+        [Fact, Trait("category", "php-8.0")]
+        [Trait("build-image", "github-actions-debian-bullseye")]
+        public async Task PipelineTestInvocationsPhp80_WithBullseyeEnvironmentAsync()
         {   
-            await CanBuildAndRunAppAsync("8.0", ImageTestHelperConstants.OsTypeDebianBullseye);
+            await CanBuildAndRunAppAsync("8.0", ImageTestHelperConstants.OsTypeDebianBullseye, ImageTestHelperConstants.GitHubActionsBullseye);
         }
 
         [Fact, Trait("category", "php-7.4")]
         [Trait("build-image", "github-actions-debian-buster")]
-        public async Task PipelineTestInvocationsPhp74Async()
+        public async Task PipelineTestInvocationsPhp74_WithBusterEnvironmentAsync()
+        {
+            await CanBuildAndRunAppAsync("7.4", ImageTestHelperConstants.OsTypeDebianBuster, ImageTestHelperConstants.GitHubActionsBuster);
+        }
+
+        [Fact, Trait("category", "php-7.4")]
+        [Trait("build-image", "github-actions-debian-bullseye")]
+        public async Task PipelineTestInvocationsPhp74_WithBullseyeEnvironmentAsync()
         {
-            await CanBuildAndRunAppAsync("7.4", ImageTestHelperConstants.OsTypeDebianBullseye);
+            await CanBuildAndRunAppAsync("7.4", ImageTestHelperConstants.OsTypeDebianBullseye, ImageTestHelperConstants.GitHubActionsBullseye);
         }
 
-        private async Task CanBuildAndRunAppAsync(string phpVersion, string osType)
+        private async Task CanBuildAndRunAppAsync(string phpVersion, string osType, string buildImageTag)
         {
             // Arrange
             var exifImageTypePng = "3";
@@ -76,7 +118,7 @@ await EndToEndTestHelper.BuildRunAndAssertAppAsync(
                 appName,
                 _output,
                 new[] { volume, appOutputDirVolume },
-                _imageHelper.GetGitHubActionsBuildImage(ImageTestHelperConstants.GitHubActionsBuster),
+                _imageHelper.GetGitHubActionsBuildImage(buildImageTag),
                 "/bin/sh", new[] { "-c", buildScript },
                 _imageHelper.GetRuntimeImage("php", phpVersion, osType),
                 ContainerPort,
diff --git a/tests/Oryx.Integration.Tests/Python/PythonDynamicInstallationTest.cs b/tests/Oryx.Integration.Tests/Python/PythonDynamicInstallationTest.cs
index 1d2afc102f..21bee3acf7 100644
--- a/tests/Oryx.Integration.Tests/Python/PythonDynamicInstallationTest.cs
+++ b/tests/Oryx.Integration.Tests/Python/PythonDynamicInstallationTest.cs
@@ -86,37 +86,73 @@ public async Task CanBuildAndRunPython39App_UsingGitHubActionsBuildImage_AndDyna
         [Trait("build-image", "github-actions-debian-bullseye")]
         public async Task CanBuildAndRunPython310App_UsingGitHubActionsBullseyeBuildImage_AndDynamicRuntimeInstallationAsync()
         {
-            await CanBuildAndRunPythonApp_UsingGitHubActionsBullseyeBuildImage_AndDynamicRuntimeInstallationAsync(
+            await CanBuildAndRunPythonApp_UsingGitHubActionsBuildImage_AndDynamicRuntimeInstallationAsync(
                 "3.10",
                 "django-app",
                 ImageTestHelperConstants.OsTypeDebianBullseye,
                 ImageTestHelperConstants.GitHubActionsBullseye);
         }
 
+        [Fact]
+        [Trait("category", "python-3.10")]
+        [Trait("build-image", "github-actions-debian-bookworm")]
+        public async Task CanBuildAndRunPython310App_UsingGitHubActionsBookwormBuildImage_AndDynamicRuntimeInstallationAsync()
+        {
+            await CanBuildAndRunPythonApp_UsingGitHubActionsBuildImage_AndDynamicRuntimeInstallationAsync(
+                "3.10",
+                "django-app",
+                ImageTestHelperConstants.OsTypeDebianBookworm,
+                ImageTestHelperConstants.GitHubActionsBookworm);
+        }
+
         [Fact]
         [Trait("category", "python-3.11")]
         [Trait("build-image", "github-actions-debian-bullseye")]
         public async Task CanBuildAndRunPython311App_UsingGitHubActionsBullseyeBuildImage_AndDynamicRuntimeInstallationAsync()
         {
-            await CanBuildAndRunPythonApp_UsingGitHubActionsBullseyeBuildImage_AndDynamicRuntimeInstallationAsync(
+            await CanBuildAndRunPythonApp_UsingGitHubActionsBuildImage_AndDynamicRuntimeInstallationAsync(
                 "3.11",
                 "django-app",
                 ImageTestHelperConstants.OsTypeDebianBullseye, 
                 ImageTestHelperConstants.GitHubActionsBullseye);
         }
 
+        [Fact]
+        [Trait("category", "python-3.11")]
+        [Trait("build-image", "github-actions-debian-bookworm")]
+        public async Task CanBuildAndRunPython311App_UsingGitHubActionsBookwormBuildImage_AndDynamicRuntimeInstallationAsync()
+        {
+            await CanBuildAndRunPythonApp_UsingGitHubActionsBuildImage_AndDynamicRuntimeInstallationAsync(
+                "3.11",
+                "django-app",
+                ImageTestHelperConstants.OsTypeDebianBookworm, 
+                ImageTestHelperConstants.GitHubActionsBookworm);
+        }
+
         [Fact]
         [Trait("category", "python-3.12")]
         [Trait("build-image", "github-actions-debian-bullseye")]
         public async Task CanBuildAndRunPython312App_UsingGitHubActionsBullseyeBuildImage_AndDynamicRuntimeInstallationAsync()
         {
-            await CanBuildAndRunPythonApp_UsingGitHubActionsBullseyeBuildImage_AndDynamicRuntimeInstallationAsync(
+            await CanBuildAndRunPythonApp_UsingGitHubActionsBuildImage_AndDynamicRuntimeInstallationAsync(
                 "3.12",
                 "django42-app",
                 ImageTestHelperConstants.OsTypeDebianBullseye,
                 ImageTestHelperConstants.GitHubActionsBullseye);
         }
 
+        [Fact]
+        [Trait("category", "python-3.12")]
+        [Trait("build-image", "github-actions-debian-bookworm")]
+        public async Task CanBuildAndRunPython312App_UsingGitHubActionsBookwormBuildImage_AndDynamicRuntimeInstallationAsync()
+        {
+            await CanBuildAndRunPythonApp_UsingGitHubActionsBuildImage_AndDynamicRuntimeInstallationAsync(
+                "3.12",
+                "django42-app",
+                ImageTestHelperConstants.OsTypeDebianBookworm,
+                ImageTestHelperConstants.GitHubActionsBookworm);
+        }
+
         [Fact]
         [Trait("category", "python-3.7")]
         [Trait("build-image", "github-actions-debian-bullseye")]
@@ -174,44 +210,6 @@ await EndToEndTestHelper.BuildRunAndAssertAppAsync(
         }
 
         private async Task CanBuildAndRunPythonApp_UsingGitHubActionsBuildImage_AndDynamicRuntimeInstallationAsync(
-            string pythonVersion,
-            string debianFlavor = null)
-        {
-            // Arrange
-            var appName = "flask-app";
-            var volume = CreateAppVolume(appName);
-            var appDir = volume.ContainerDir;
-            var appOutputDirVolume = CreateAppOutputDirVolume();
-            var appOutputDir = appOutputDirVolume.ContainerDir;
-            var buildScript = new ShellScriptBuilder()
-               .AddCommand(GetSnippetToCleanUpExistingInstallation())
-               .AddCommand(
-                $"oryx build {appDir} -i /tmp/int -o {appOutputDir} " +
-                $"--platform {PythonConstants.PlatformName} --platform-version {pythonVersion}")
-               .ToString();
-            var runScript = new ShellScriptBuilder()
-                .AddCommand($"oryx create-script -appPath {appOutputDir} -bindPort {ContainerPort}")
-                .AddCommand(DefaultStartupFilePath)
-                .ToString();
-
-            await EndToEndTestHelper.BuildRunAndAssertAppAsync(
-                appName,
-                _output,
-                new[] { volume, appOutputDirVolume },
-                _imageHelper.GetGitHubActionsBuildImage(debianFlavor),
-                "/bin/bash", new[] { "-c", buildScript },
-                _imageHelper.GetRuntimeImage("python", "dynamic", ImageTestHelperConstants.OsTypeDebianBuster),
-                ContainerPort,
-                "/bin/bash",
-                new[] { "-c", runScript },
-                async (hostPort) =>
-                {
-                    var data = await _httpClient.GetStringAsync($"http://localhost:{hostPort}/");
-                    Assert.Contains("Hello World!", data);
-                });
-        }
-
-        private async Task CanBuildAndRunPythonApp_UsingGitHubActionsBullseyeBuildImage_AndDynamicRuntimeInstallationAsync(
             string pythonVersion,
             string appName,
             string osType,
diff --git a/tests/Oryx.Integration.Tests/Python/PythonEndToEndTests.cs b/tests/Oryx.Integration.Tests/Python/PythonEndToEndTests.cs
index 3adfd51542..af52e02164 100644
--- a/tests/Oryx.Integration.Tests/Python/PythonEndToEndTests.cs
+++ b/tests/Oryx.Integration.Tests/Python/PythonEndToEndTests.cs
@@ -71,7 +71,7 @@ await EndToEndTestHelper.BuildRunAndAssertAppAsync(
         [Fact]
         [Trait("category", "python-3.11")]
         [Trait("build-image", "github-actions-debian-bullseye")]
-        public async Task CanBuildAndRun_DjangoRegex()
+        public async Task CanBuildAndRun_DjangoRegex_OnBullseyeBuildImage()
         {
             // Arrange
             var version = "3.11";
@@ -116,10 +116,58 @@ await EndToEndTestHelper.BuildRunAndAssertAppAsync(
                 });
         }
 
+        [Fact]
+        [Trait("category", "python-3.11")]
+        [Trait("build-image", "github-actions-debian-bookworm")]
+        public async Task CanBuildAndRun_DjangoRegex_OnBookwormBuildImage()
+        {
+            // Arrange
+            var version = "3.11";
+            var osType = ImageTestHelperConstants.OsTypeDebianBookworm;
+            var appName = "django-regex-example-app";
+            var volume = CreateAppVolume(appName);
+            var appDir = volume.ContainerDir;
+            var appOutputDirVolume = CreateAppOutputDirVolume();
+            var appOutputDir = appOutputDirVolume.ContainerDir;
+            var buildScript = new ShellScriptBuilder()
+                .AddCommand($"oryx build {appDir} -i /tmp/int -o {appOutputDir} " +
+                $"--platform {PythonConstants.PlatformName} --platform-version {PythonVersions.Python311Version}")
+                .ToString();
+            var runScript = new ShellScriptBuilder()
+                .AddCommand($"oryx create-script -appPath {appOutputDir} -bindPort {ContainerPort}")
+                .AddCommand(DefaultStartupFilePath)
+                .ToString();
+
+            await EndToEndTestHelper.BuildRunAndAssertAppAsync(
+                appName,
+                _output,
+                new[] { volume, appOutputDirVolume },
+                _imageHelper.GetGitHubActionsBuildImage(ImageTestHelperConstants.GitHubActionsBookworm),
+                "/bin/bash",
+                new[]
+                {
+                    "-c",
+                    buildScript
+                },
+                _imageHelper.GetRuntimeImage("python", version, osType),
+                ContainerPort,
+                "/bin/bash",
+                new[]
+                {
+                    "-c",
+                    runScript
+                },
+                async (hostPort) =>
+                {
+                    var data = await _httpClient.GetStringAsync($"http://localhost:{hostPort}/");
+                    Assert.Contains("Hello world from Django!", data);
+                });
+        }
+
         [Fact]
         [Trait("category", "python-3.12")]
         [Trait("build-image", "github-actions-debian-bullseye")]
-        public async Task CanBuildAndRun_DjangoRegex_Python12()
+        public async Task CanBuildAndRun_DjangoRegex_Python12_OnBullseyeBuildImage()
         {
             // Arrange
             var version = "3.12";
@@ -164,6 +212,54 @@ await EndToEndTestHelper.BuildRunAndAssertAppAsync(
                 });
         }
 
+        [Fact]
+        [Trait("category", "python-3.12")]
+        [Trait("build-image", "github-actions-debian-bookworm")]
+        public async Task CanBuildAndRun_DjangoRegex_Python12_OnBookwormBuildImage()
+        {
+            // Arrange
+            var version = "3.12";
+            var osType = ImageTestHelperConstants.OsTypeDebianBookworm;
+            var appName = "django-regex-example-app";
+            var volume = CreateAppVolume(appName);
+            var appDir = volume.ContainerDir;
+            var appOutputDirVolume = CreateAppOutputDirVolume();
+            var appOutputDir = appOutputDirVolume.ContainerDir;
+            var buildScript = new ShellScriptBuilder()
+                .AddCommand($"oryx build {appDir} -i /tmp/int -o {appOutputDir} " +
+                $"--platform {PythonConstants.PlatformName} --platform-version {PythonVersions.Python312Version}")
+                .ToString();
+            var runScript = new ShellScriptBuilder()
+                .AddCommand($"oryx create-script -appPath {appOutputDir} -bindPort {ContainerPort}")
+                .AddCommand(DefaultStartupFilePath)
+                .ToString();
+
+            await EndToEndTestHelper.BuildRunAndAssertAppAsync(
+                appName,
+                _output,
+                new[] { volume, appOutputDirVolume },
+                _imageHelper.GetGitHubActionsBuildImage(ImageTestHelperConstants.GitHubActionsBookworm),
+                "/bin/bash",
+                new[]
+                {
+                    "-c",
+                    buildScript
+                },
+                _imageHelper.GetRuntimeImage("python", version, osType),
+                ContainerPort,
+                "/bin/bash",
+                new[]
+                {
+                    "-c",
+                    runScript
+                },
+                async (hostPort) =>
+                {
+                    var data = await _httpClient.GetStringAsync($"http://localhost:{hostPort}/");
+                    Assert.Contains("Hello world from Django!", data);
+                });
+        }
+
         [Theory]
         [Trait("category", "python-3.7")]
         [Trait("build-image", "debian-stretch")]
diff --git a/tests/Oryx.RuntimeImage.Tests/Python/PythonImagesTests.cs b/tests/Oryx.RuntimeImage.Tests/Python/PythonImagesTests.cs
index 66b60f58cc..6087a4b8c1 100644
--- a/tests/Oryx.RuntimeImage.Tests/Python/PythonImagesTests.cs
+++ b/tests/Oryx.RuntimeImage.Tests/Python/PythonImagesTests.cs
@@ -100,6 +100,47 @@ public void PythonBullseyeRuntimeImage_Contains_VersionAndCommit_Information(str
                 result.GetDebugInfo());
         }
 
+        [SkippableTheory]
+        [Trait("category", "runtime-bookworm")]
+        [InlineData("3.8")]
+        [InlineData("3.9")]
+        [InlineData("3.10")]
+        [InlineData("3.11")]
+        [InlineData("3.12")]
+        public void PythonBookwormRuntimeImage_Contains_VersionAndCommit_Information(string version)
+        {
+            // we cant always rely on gitcommitid as env variable in case build context is not correctly passed
+            // so we should check agent_os environment variable to know if the build is happening in azure devops agent
+            // or locally, locally we need to skip this test
+            var agentOS = Environment.GetEnvironmentVariable("AGENT_OS");
+            Skip.If(string.IsNullOrEmpty(agentOS));
+
+            // Arrange
+            var gitCommitID = GitHelper.GetCommitID();
+            var buildNumber = Environment.GetEnvironmentVariable("BUILD_BUILDNUMBER");
+            var expectedOryxVersion = string.Concat(Settings.OryxVersion, buildNumber);
+
+            // Act
+            var result = _dockerCli.Run(new DockerRunArguments
+            {
+                ImageId = _imageHelper.GetRuntimeImage("python", version, ImageTestHelperConstants.OsTypeDebianBookworm),
+                CommandToExecuteOnRun = "oryx",
+                CommandArguments = new[] { "version" }
+            });
+
+            // Assert
+            RunAsserts(
+                () =>
+                {
+                    Assert.True(result.IsSuccess);
+                    Assert.NotNull(result.StdErr);
+                    Assert.DoesNotContain(".unspecified, Commit: unspecified", result.StdOut);
+                    Assert.Contains(gitCommitID, result.StdOut);
+                    Assert.Contains(expectedOryxVersion, result.StdOut);
+                },
+                result.GetDebugInfo());
+        }
+
         [Theory]
         [Trait("category", "runtime-buster")]
         [InlineData("3.7")]
@@ -160,6 +201,65 @@ public void JamSpell_CanBe_InstalledInBullseyeRunTimeImage(string version)
                 result.GetDebugInfo());
         }
 
+        [Theory]
+        [Trait("category", "runtime-bookworm")]
+        [InlineData("3.8")]
+        [InlineData("3.9")]
+        [InlineData("3.10")]
+        [InlineData("3.11")]
+        [InlineData("3.12")]
+        public void JamSpell_CanBe_InstalledInBookwormRunTimeImage(string version)
+        {
+            // Arrange
+            var expectedPackage = "jamspell";
+            // Act
+            var result = _dockerCli.Run(new DockerRunArguments
+            {
+                ImageId = _imageHelper.GetRuntimeImage("python", version, ImageTestHelperConstants.OsTypeDebianBookworm),
+                CommandToExecuteOnRun = "/bin/bash",
+                CommandArguments = new[] { "-c", $"wget -O - https://pypi.org/simple/ | grep -i {expectedPackage}" }
+            });
+            
+            // Assert
+            var actualOutput = result.StdOut.ReplaceNewLine();
+            RunAsserts(
+                () =>
+                {
+                    Assert.True(result.IsSuccess);
+                    Assert.Contains(expectedPackage, actualOutput);
+                },
+                result.GetDebugInfo());
+        }
+
+        [Theory]
+        [Trait("category", "runtime-bookworm")]
+        [InlineData("3.8", "Python " + PythonVersions.Python38Version)]
+        [InlineData("3.9", "Python " + PythonVersions.Python39Version)]
+        [InlineData("3.10", "Python " + PythonVersions.Python310Version)]
+        [InlineData("3.11", "Python " + PythonVersions.Python311Version)]
+        [InlineData("3.12", "Python " + PythonVersions.Python312Version)]
+        [Trait(TestConstants.Category, TestConstants.Release)]
+        public void PythonVersionMatchesBookwormImageName(string pythonVersion, string expectedOutput)
+        {
+            // Arrange & Act
+            var result = _dockerCli.Run(new DockerRunArguments
+            {
+                ImageId = _imageHelper.GetRuntimeImage("python", pythonVersion, ImageTestHelperConstants.OsTypeDebianBookworm),
+                CommandToExecuteOnRun = "python",
+                CommandArguments = new[] { "--version" }
+            });
+
+            // Assert
+            var actualOutput = result.StdOut.ReplaceNewLine();
+            RunAsserts(
+                () =>
+                {
+                    Assert.True(result.IsSuccess);
+                    Assert.Equal(expectedOutput, actualOutput);
+                },
+                result.GetDebugInfo());
+        }
+
         [Theory]
         [Trait("category", "runtime-bullseye")]
         [InlineData("3.7", "Python " + PythonVersions.Python37Version)]
diff --git a/vsts/pipelines/PlatformBinaries/php.yml b/vsts/pipelines/PlatformBinaries/php.yml
index 079d8e4c1f..290d45beec 100644
--- a/vsts/pipelines/PlatformBinaries/php.yml
+++ b/vsts/pipelines/PlatformBinaries/php.yml
@@ -10,6 +10,19 @@ parameters:
 stages:
 - stage: Build
   jobs:
+  - job: Php_Bookworm_SDK 
+    timeoutInMinutes: 1440
+    pool:
+      name: AzurePipelines-EO
+      demands:
+        - ImageOverride -equals AzurePipelinesUbuntu20.04compliant
+    steps:
+    - template: ../templates/_platformBinariesTemplate.yml
+      parameters:
+        platformName: 'php'
+        debianFlavor: 'bookworm'
+        destinationSdkStorageAccountName: '${{ parameters.destinationStorageAccountName }}'
+
   - job: Php_Bullseye_SDK 
     timeoutInMinutes: 1440
     pool:
diff --git a/vsts/pipelines/PlatformBinaries/python.yml b/vsts/pipelines/PlatformBinaries/python.yml
index 0dc7813541..48378035cf 100644
--- a/vsts/pipelines/PlatformBinaries/python.yml
+++ b/vsts/pipelines/PlatformBinaries/python.yml
@@ -10,6 +10,19 @@ parameters:
 stages:
 - stage: Build
   jobs:
+  - job: Python_Bookworm_SDK
+    timeoutInMinutes: 250
+    pool:
+      name: AzurePipelines-EO
+      demands:
+        - ImageOverride -equals AzurePipelinesUbuntu20.04compliant
+    steps:
+    - template: ../templates/_platformBinariesTemplate.yml
+      parameters:
+        platformName: 'python'
+        debianFlavor: 'bookworm'
+        destinationSdkStorageAccountName: '${{ parameters.destinationStorageAccountName }}'
+
   - job: Python_Bullseye_SDK
     timeoutInMinutes: 250
     pool:
diff --git a/vsts/pipelines/baseImages/python.yml b/vsts/pipelines/baseImages/python.yml
index 8133e0b94a..c6b377d507 100644
--- a/vsts/pipelines/baseImages/python.yml
+++ b/vsts/pipelines/baseImages/python.yml
@@ -19,9 +19,19 @@ jobs:
     artifactsFileName: python-runtimeimage-bases-bullseye.txt
     jobName: Build_Bullseye_BaseImages
 
+- template: ../templates/_buildimageBasesJobTemplate.yml
+  parameters:
+    displayName: Build python runtime bookworm base images
+    scriptPath: ./build/buildRunTimeImageBases.sh
+    imageDir: python
+    imageDebianFlavor: bookworm
+    artifactsFileName: python-runtimeimage-bases-bookworm.txt
+    jobName: Build_Bookworm_BaseImages
+
 - job: Release_PythonRuntimeBaseImage
   dependsOn: 
     - Build_Bullseye_BaseImages
+    - Build_Bookworm_BaseImages
   displayName: Push images to MCR
   timeoutInMinutes: 250
   pool:
diff --git a/vsts/pipelines/templates/integrationTests/_pythonIntegrationJobTemplate.yml b/vsts/pipelines/templates/integrationTests/_pythonIntegrationJobTemplate.yml
index acf780215d..19a76fc930 100644
--- a/vsts/pipelines/templates/integrationTests/_pythonIntegrationJobTemplate.yml
+++ b/vsts/pipelines/templates/integrationTests/_pythonIntegrationJobTemplate.yml
@@ -21,8 +21,12 @@ parameters:
         buildTag: 'github-actions-debian-bullseye'
       - category: '3.11'
         buildTag: 'github-actions-debian-bullseye'
+      - category: '3.11'
+        buildTag: 'github-actions-debian-bookworm'
       - category: '3.12'
         buildTag: 'github-actions-debian-bullseye'
+      - category: '3.12'
+        buildTag: 'github-actions-debian-bookworm'
 
 jobs:
 - ${{ each mapping in parameters.testMappings }}:
diff --git a/vsts/scripts/tagBaseImagesForRelease.sh b/vsts/scripts/tagBaseImagesForRelease.sh
index 24bc3c6e3b..923caf30b5 100644
--- a/vsts/scripts/tagBaseImagesForRelease.sh
+++ b/vsts/scripts/tagBaseImagesForRelease.sh
@@ -76,6 +76,7 @@ then
   echo ""
   echo $imageName
   retagImageWithStagingRepository python-runtimeimage-bases-bullseye.txt $imageName bullseye
+  retagImageWithStagingRepository python-runtimeimage-bases-bookworm.txt $imageName bookworm
 elif [ "$imageName" == "php-build" ]
 then
   echo ""