diff --git a/tools/docker/Makefile b/tools/docker/Makefile
index dbc2101ee9..58a946d600 100644
--- a/tools/docker/Makefile
+++ b/tools/docker/Makefile
@@ -96,6 +96,7 @@ help:
 #	@echo -e "\t\t${BOLD}debian-13${RESET} (Trixie)"
 	@echo -e "\t\t${BOLD}debian-12${RESET} (Bookworm)"
 	@echo -e "\t\t${BOLD}debian-11${RESET} (Bullseye)"
+	@echo -e "\t\t${BOLD}fedora-42${RESET}"
 	@echo -e "\t\t${BOLD}fedora-41${RESET}"
 	@echo -e "\t\t${BOLD}fedora-40${RESET}"
 	@echo -e "\t\t${BOLD}opensuse-leap${RESET} (latest)"
@@ -431,7 +432,7 @@ DISTROS := \
  alpine-edge \
  archlinux \
  debian-11 debian-12 debian-sid \
- fedora-40 fedora-41 \
+ fedora-40 fedora-41 fedora-42 \
  opensuse-leap \
  rockylinux-9 \
  ubuntu-20.04 ubuntu-22.04 ubuntu-24.04 ubuntu-24.10
diff --git a/tools/docker/images/fedora-42.Dockerfile b/tools/docker/images/fedora-42.Dockerfile
new file mode 100644
index 0000000000..33a8524552
--- /dev/null
+++ b/tools/docker/images/fedora-42.Dockerfile
@@ -0,0 +1,102 @@
+# ref: https://hub.docker.com/_/fedora
+FROM fedora:42 AS env
+
+#############
+##  SETUP  ##
+#############
+RUN dnf -y update \
+&& dnf -y install git \
+ wget which redhat-lsb-core pkgconfig autoconf libtool zlib-devel \
+&& dnf -y install @development-tools \
+&& dnf -y install gcc-c++ cmake \
+&& dnf clean all
+ENTRYPOINT ["/usr/bin/bash", "-c"]
+CMD ["/usr/bin/bash"]
+
+# Install SWIG
+RUN dnf -y update \
+&& dnf -y install swig \
+&& dnf clean all
+
+# Install .Net
+# see: https://docs.microsoft.com/en-us/dotnet/core/install/linux-fedora
+RUN dnf -y update \
+&& dnf -y install dotnet-sdk-8.0 crypto-policies-scripts \
+&& dnf clean all
+# https://docs.redhat.com/en/documentation/net/6.0/html/release_notes_for_.net_6.0_rpm_packages/known-issues_release-notes-for-dotnet-rpms
+RUN update-crypto-policies --set DEFAULT:SHA1
+# Trigger first run experience by running arbitrary cmd
+RUN dotnet --info
+
+# Install Java
+RUN dnf -y update \
+&& dnf -y install java-11-openjdk java-11-openjdk-devel maven \
+&& dnf clean all
+ENV JAVA_HOME=/usr/lib/jvm/java-openjdk
+
+# Install Python
+RUN dnf -y update \
+&& dnf -y install python3 python3-devel python3-pip \
+&& dnf clean all
+RUN python3 -m pip install absl-py mypy mypy-protobuf
+
+################
+##  OR-TOOLS  ##
+################
+FROM env AS devel
+WORKDIR /root
+# Copy the snk key
+COPY or-tools.snk /root/or-tools.snk
+ENV DOTNET_SNK=/root/or-tools.snk
+
+ARG SRC_GIT_BRANCH
+ENV SRC_GIT_BRANCH ${SRC_GIT_BRANCH:-main}
+ARG SRC_GIT_SHA1
+ENV SRC_GIT_SHA1 ${SRC_GIT_SHA1:-unknown}
+
+ARG OR_TOOLS_PATCH
+ENV OR_TOOLS_PATCH ${OR_TOOLS_PATCH:-9999}
+
+# Download sources
+# use SRC_GIT_SHA1 to modify the command
+# i.e. avoid docker reusing the cache when new commit is pushed
+RUN git clone -b "${SRC_GIT_BRANCH}" --single-branch --depth=1 https://github.com/google/or-tools \
+&& [[ $(cd or-tools && git rev-parse --verify HEAD) == ${SRC_GIT_SHA1} ]]
+WORKDIR /root/or-tools
+
+# C++
+## build
+FROM devel AS cpp_build
+RUN make detect_cpp \
+&& make cpp JOBS=8
+## archive
+FROM cpp_build AS cpp_archive
+RUN make archive_cpp
+
+# .Net
+## build
+FROM cpp_build AS dotnet_build
+ENV USE_DOTNET_CORE_31=ON
+RUN make detect_dotnet \
+&& make dotnet JOBS=8
+## archive
+FROM dotnet_build AS dotnet_archive
+RUN make archive_dotnet
+
+# Java
+## build
+FROM cpp_build AS java_build
+RUN make detect_java \
+&& make java JOBS=8
+## archive
+FROM java_build AS java_archive
+RUN make archive_java
+
+# Python
+## build
+FROM cpp_build AS python_build
+RUN make detect_python \
+&& make python JOBS=8
+## archive
+FROM python_build AS python_archive
+RUN make archive_python
diff --git a/tools/docker/test/fedora-42/cpp.Dockerfile b/tools/docker/test/fedora-42/cpp.Dockerfile
new file mode 100644
index 0000000000..80356489bd
--- /dev/null
+++ b/tools/docker/test/fedora-42/cpp.Dockerfile
@@ -0,0 +1,14 @@
+# ref: https://hub.docker.com/_/fedora
+FROM fedora:42
+
+RUN dnf -y update \
+&& dnf -y install git \
+ wget which redhat-lsb-core pkgconfig autoconf libtool zlib-devel \
+&& dnf -y install @development-tools \
+&& dnf -y install gcc-c++ cmake \
+&& dnf clean all
+
+WORKDIR /root
+ADD or-tools_amd64_fedora-42_cpp_v*.tar.gz .
+
+RUN cd or-tools_*_v* && make test
diff --git a/tools/docker/test/fedora-42/dotnet.Dockerfile b/tools/docker/test/fedora-42/dotnet.Dockerfile
new file mode 100644
index 0000000000..118af294a8
--- /dev/null
+++ b/tools/docker/test/fedora-42/dotnet.Dockerfile
@@ -0,0 +1,22 @@
+# ref: https://hub.docker.com/_/fedora
+FROM fedora:42
+
+RUN dnf -y update \
+&& dnf -y install git \
+ wget which redhat-lsb-core pkgconfig autoconf libtool zlib-devel \
+&& dnf -y install @development-tools \
+&& dnf -y install gcc-c++ cmake \
+&& dnf clean all
+
+# Install .Net
+# see: https://docs.microsoft.com/en-us/dotnet/core/install/linux-fedora
+RUN dnf -y update \
+&& dnf -y install dotnet-sdk-8.0 \
+&& dnf clean all
+# Trigger first run experience by running arbitrary cmd
+RUN dotnet --info
+
+WORKDIR /root
+ADD or-tools_amd64_fedora-42_dotnet_v*.tar.gz .
+
+RUN cd or-tools_*_v* && make test
diff --git a/tools/docker/test/fedora-42/java.Dockerfile b/tools/docker/test/fedora-42/java.Dockerfile
new file mode 100644
index 0000000000..95666161de
--- /dev/null
+++ b/tools/docker/test/fedora-42/java.Dockerfile
@@ -0,0 +1,20 @@
+# ref: https://hub.docker.com/_/fedora
+FROM fedora:42
+
+RUN dnf -y update \
+&& dnf -y install git \
+ wget which redhat-lsb-core pkgconfig autoconf libtool zlib-devel \
+&& dnf -y install @development-tools \
+&& dnf -y install gcc-c++ cmake \
+&& dnf clean all
+
+# Java Install
+RUN dnf -y update \
+&& dnf -y install java-11-openjdk java-11-openjdk-devel maven \
+&& dnf clean all
+ENV JAVA_HOME=/usr/lib/jvm/java-openjdk
+
+WORKDIR /root
+ADD or-tools_amd64_fedora-42_java_v*.tar.gz .
+
+RUN cd or-tools_*_v* && make test
diff --git a/tools/docker/test/fedora-42/python.Dockerfile b/tools/docker/test/fedora-42/python.Dockerfile
new file mode 100644
index 0000000000..a5d0bf0ba7
--- /dev/null
+++ b/tools/docker/test/fedora-42/python.Dockerfile
@@ -0,0 +1,14 @@
+# ref: https://hub.docker.com/_/fedora
+FROM fedora:42
+
+RUN dnf -y update \
+&& dnf -y install git \
+ wget which redhat-lsb-core pkgconfig autoconf libtool zlib-devel \
+&& dnf -y install @development-tools \
+&& dnf -y install gcc-c++ cmake \
+&& dnf clean all
+
+WORKDIR /root
+ADD or-tools_amd64_fedora-42_python_v*.tar.gz .
+
+RUN cd or-tools_*_v* && make test