diff --git a/15/android/Dockerfile b/15/android/Dockerfile
new file mode 100644
index 0000000..be601bd
--- /dev/null
+++ b/15/android/Dockerfile
@@ -0,0 +1,49 @@
+# Default image that can build OpenRCT2 for Android.
+FROM ubuntu:22.04
+RUN apt-get update && \
+    apt-get -y upgrade && \
+    DEBIAN_FRONTEND=noninteractive apt-get install --no-install-recommends -y \
+  # System
+    ca-certificates curl unzip \
+  # Build tools
+    git cmake pkg-config ninja-build ccache g++ \
+  # Sprite builder libraries for the host
+    libpng-dev \
+    openjdk-19-jdk
+
+ENV ANDROID_HOME=/android-dev
+ENV ANDROID_NDK_HOME="$ANDROID_HOME/ndk"
+ENV JAVA_HOME=/usr/lib/jvm/java-19-openjdk-amd64
+
+# Grab the Android SDK
+WORKDIR /tmp/setup
+RUN curl -Lo sdk.zip https://dl.google.com/android/repository/commandlinetools-linux-11076708_latest.zip \
+ && unzip -qo sdk.zip \
+ && mkdir -p $ANDROID_HOME/cmdline-tools \
+ && mv cmdline-tools $ANDROID_HOME/cmdline-tools/latest \
+ && rm sdk.zip
+
+# Need nlohmann/json, needs to live outside system libraries, so it doesn't
+# confuse toolchain to include other host headers
+RUN curl -Lo json.zip https://github.com/nlohmann/json/releases/download/v3.11.3/include.zip \
+ && unzip -qo json.zip -d json \
+ && mkdir -p /opt/openrct2/include/ \
+ && mv json/include/nlohmann /opt/openrct2/include/nlohmann \
+ && rm json.zip
+
+# Clean up
+RUN rm -rf /tmp/setup
+WORKDIR /
+
+# Accept SDK licenses
+RUN yes | "$ANDROID_HOME/cmdline-tools/latest/bin/sdkmanager" --licenses > /dev/null
+
+# Install NDK
+RUN "$ANDROID_HOME/cmdline-tools/latest/bin/sdkmanager" "ndk;26.2.11394342"
+RUN "$ANDROID_HOME/cmdline-tools/latest/bin/sdkmanager" "cmake;3.22.1"
+RUN "$ANDROID_HOME/cmdline-tools/latest/bin/sdkmanager" "build-tools;34.0.0"
+RUN "$ANDROID_HOME/cmdline-tools/latest/bin/sdkmanager" "platforms;android-34"
+RUN "$ANDROID_HOME/cmdline-tools/latest/bin/sdkmanager" "platform-tools"
+
+# Bash is required for OpenRCT2 CI
+SHELL ["/bin/bash", "-c"]
diff --git a/15/bullseye/Dockerfile b/15/bullseye/Dockerfile
new file mode 100644
index 0000000..3542ef0
--- /dev/null
+++ b/15/bullseye/Dockerfile
@@ -0,0 +1,22 @@
+# Supplementart image that can build OpenRCT2 for Linux (amd64).
+# Provides building with cmake+ninja using either gcc or clang.
+FROM debian:bullseye
+RUN apt-get update && \
+    apt-get -y upgrade && \
+    DEBIAN_FRONTEND=noninteractive apt-get install --no-install-recommends -y \
+  # System
+    ca-certificates curl file libcairo2 patchelf unzip \
+  # Build tools
+    git cmake pkg-config ninja-build ccache g++ clang \
+  # Build libraries
+    libsdl2-dev libspeex-dev libspeexdsp-dev \
+    libflac-dev libogg-dev libvorbis-dev libopenal-dev \
+    libcrypto++-dev libcurl4-openssl-dev libssl-dev \
+    libfontconfig1-dev libfreetype6-dev \
+    libicu-dev libpng-dev libzip-dev \
+    nlohmann-json3-dev \
+  # Testing libraries
+    libgtest-dev
+
+# Bash is required for OpenRCT2 CI
+SHELL ["/bin/bash", "-c"]
diff --git a/15/format/Dockerfile b/15/format/Dockerfile
new file mode 100644
index 0000000..190354f
--- /dev/null
+++ b/15/format/Dockerfile
@@ -0,0 +1,3 @@
+# Image specifically designed to run clang-format on OpenRCT2 source files.
+FROM alpine
+RUN apk add --no-cache python3 clang-extra-tools
diff --git a/15/jammy/Dockerfile b/15/jammy/Dockerfile
new file mode 100644
index 0000000..6cb1b07
--- /dev/null
+++ b/15/jammy/Dockerfile
@@ -0,0 +1,22 @@
+# Default image that can build OpenRCT2 for Linux (amd64).
+# Provides building with cmake+ninja using either gcc or clang.
+FROM ubuntu:22.04
+RUN apt-get update && \
+    apt-get -y upgrade && \
+    DEBIAN_FRONTEND=noninteractive apt-get install --no-install-recommends -y \
+  # System
+    ca-certificates curl file libcairo2 patchelf unzip \
+  # Build tools
+    git cmake pkg-config ninja-build ccache g++ clang clang-tidy llvm \
+  # Build libraries
+    libsdl2-dev libspeex-dev libspeexdsp-dev xz-utils \
+    libflac-dev libogg-dev libvorbis-dev libopenal-dev \
+    libcrypto++-dev libcurl4-openssl-dev libssl-dev \
+    libfontconfig1-dev libfreetype6-dev \
+    libicu-dev libpng-dev libzip-dev \
+    nlohmann-json3-dev \
+  # Testing libraries
+    libgtest-dev
+
+# Bash is required for OpenRCT2 CI
+SHELL ["/bin/bash", "-c"]
diff --git a/15/jammy32/Dockerfile b/15/jammy32/Dockerfile
new file mode 100644
index 0000000..fe9cca9
--- /dev/null
+++ b/15/jammy32/Dockerfile
@@ -0,0 +1,27 @@
+# Default image that can build OpenRCT2 for Linux (i686).
+# Provides building with cmake+ninja using gcc.
+FROM ubuntu:22.04
+RUN    dpkg --add-architecture i386 \
+    && apt-get update \
+    && apt-get install -y g++-multilib \
+    # && update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-7 60 \
+    && apt-get update \
+    && apt-get -y upgrade \
+    && DEBIAN_FRONTEND=noninteractive apt-get install --no-install-recommends -y \
+      # System
+         ca-certificates curl unzip \
+      # Build tools
+         git cmake ninja-build ccache \
+         pkg-config:i386 \
+      # Build libraries
+         libsdl2-dev:i386 libspeex-dev:i386 libspeexdsp-dev:i386 \
+         libflac-dev:i386 libogg-dev:i386 libvorbis-dev:i386 libopenal-dev:i386 \
+         libcurl4-openssl-dev:i386 libssl-dev:i386 \
+         libfontconfig1-dev:i386 libfreetype6-dev:i386 \
+         libpng-dev:i386 libzip-dev:i386 libicu-dev:i386 \
+         nlohmann-json3-dev \
+      # Testing libraries
+         libgtest-dev
+
+# Bash is required for OpenRCT2 CI
+SHELL ["/bin/bash", "-c"]
diff --git a/15/mingw/Dockerfile b/15/mingw/Dockerfile
new file mode 100644
index 0000000..38789b0
--- /dev/null
+++ b/15/mingw/Dockerfile
@@ -0,0 +1,112 @@
+FROM archlinux:latest
+
+# Based on https://github.com/haffmans/docker-mingw-qt5/blob/master/Dockerfile
+
+# Update base system
+#RUN    pacman -Sy --noconfirm --noprogressbar archlinux-keyring \
+#    && pacman-key --populate \
+RUN    pacman -Syu --noconfirm --noprogressbar pacman \
+    && pacman-db-upgrade \
+    && pacman -Su --noconfirm --noprogressbar ca-certificates \
+    && trust extract-compat \
+    && pacman -Su --noconfirm --noprogressbar git pyalpm base-devel libffi \
+    && pacman -Syyu --noconfirm --noprogressbar \
+    && (echo -e "y\ny\n" | pacman -Scc)
+
+# Install pikaur
+RUN useradd --create-home --comment "Arch Build User" build && \
+    groupadd sudo && \
+    echo '%sudo ALL=(ALL) NOPASSWD:ALL' >> /etc/sudoers; \
+    echo 'Defaults:nobody !requiretty' >> /etc/sudoers; \
+    gpasswd -a build sudo
+
+RUN chown -R build /home/build
+
+USER build
+# Overrides from arch-base
+ENV HOME /home/build
+
+WORKDIR /home/build/
+RUN git clone https://aur.archlinux.org/pikaur.git
+
+WORKDIR /home/build/pikaur
+RUN makepkg -sr --noconfirm
+
+USER root
+RUN pacman -U pikaur-*.zst --noconfirm && pacman -Scc --noconfirm && rm -r /home/build/*
+
+# Add some useful packages to the base system
+RUN pacman -S --noconfirm --noprogressbar \
+        make \
+        git \
+        sudo \
+        wget \
+        awk \
+        sudo \
+        fakeroot \
+        file \
+        patch \
+        ninja \
+        ccache \
+        unzip \
+    && (echo -e "y\ny\n" | pacman -Scc)
+
+# Add ownstuff repo
+# See https://wiki.archlinux.org/index.php/unofficial_user_repositories#ownstuff and https://martchus.no-ip.biz/repoindex/#packages
+RUN    echo "[ownstuff]" >> /etc/pacman.conf \
+    && echo "SigLevel = Optional TrustAll" >> /etc/pacman.conf \
+    && echo "Server = https://ftp.f3l.de/~martchus/\$repo/os/\$arch" >> /etc/pacman.conf \
+    && echo "Server = https://martchus.no-ip.biz/repo/arch/\$repo/os/\$arch" >> /etc/pacman.conf \
+    && pacman -Sy
+
+USER build
+# Install MingW packages
+RUN pikaur -S --noconfirm --noprogressbar \
+        mingw-w64-binutils \
+        mingw-w64-bzip2 \
+        mingw-w64-boost \
+        mingw-w64-cmake \
+        mingw-w64-crt \
+        mingw-w64-curl \
+        mingw-w64-flac \
+        mingw-w64-fontconfig \
+        mingw-w64-freetype2 \
+        mingw-w64-gcc \
+        mingw-w64-gnutls \
+        mingw-w64-headers \
+        mingw-w64-libiconv \
+        mingw-w64-libogg \
+        mingw-w64-libpng \
+        mingw-w64-libvorbis \
+        mingw-w64-nettle \
+        mingw-w64-openal \
+        mingw-w64-openssl \
+        mingw-w64-pkg-config \
+        mingw-w64-sdl2 \
+        mingw-w64-speexdsp \
+        mingw-w64-tools \
+        mingw-w64-winpthreads \
+        mingw-w64-xz \
+        mingw-w64-zlib \
+        pkgconf \
+    && (echo -e "y\ny\n" | sudo pacman -Scc)
+
+WORKDIR /home/build/
+COPY mingw-w64-libzip mingw-w64-libzip
+USER root
+# GMP and Nettle seem to have their mingw libraries misnamed. pkg-config
+# points to .a, not .dll.a files; additionally cmake removes any such
+# extensions, so symlink the files to their expected places
+RUN    ln -s /usr/i686-w64-mingw32/lib/libp11-kit.dll.a /usr/i686-w64-mingw32/lib/libp11-kit.a \
+    && ln -s /usr/i686-w64-mingw32/lib/libgmp.dll.a /usr/i686-w64-mingw32/lib/libgmp.a
+RUN chown -R build /home/build
+USER build
+WORKDIR /home/build/mingw-w64-libzip
+RUN makepkg -sr --noconfirm
+USER root
+RUN pacman -U mingw-w64-libzip-*.zst --noconfirm && pacman -Scc --noconfirm && rm -r /home/build/*
+
+RUN	wget https://github.com/nlohmann/json/releases/download/v3.11.3/include.zip -O /usr/i686-w64-mingw32/json.zip && unzip /usr/i686-w64-mingw32/json.zip -d /usr/i686-w64-mingw32/ && unzip /usr/i686-w64-mingw32/json.zip -d /usr/x86_64-w64-mingw32/
+
+# Bash is required for OpenRCT2 CI
+SHELL ["/bin/bash", "-c"]
diff --git a/15/mingw/mingw-w64-libzip/PKGBUILD b/15/mingw/mingw-w64-libzip/PKGBUILD
new file mode 100644
index 0000000..c12a30c
--- /dev/null
+++ b/15/mingw/mingw-w64-libzip/PKGBUILD
@@ -0,0 +1,48 @@
+# Maintainer: Vaporeon <vaporeon@vaporeon.io>
+# Contributor: xantares
+
+pkgname=mingw-w64-libzip
+pkgver=1.10.1
+pkgrel=1
+pkgdesc="A C library for reading, creating, and modifying zip archives (mingw-w64)"
+url="http://www.nih.at/libzip/index.html"
+license=('BSD')
+arch=(any)
+depends=('mingw-w64-xz' 'mingw-w64-zlib' 'mingw-w64-bzip2' 'mingw-w64-openssl' 'mingw-w64-gnutls')
+makedepends=('mingw-w64-cmake' 'ninja')
+options=('staticlibs' '!buildflags' '!strip')
+source=("http://www.nih.at/libzip/libzip-${pkgver}.tar.xz")
+sha256sums=('dc3c8d5b4c8bbd09626864f6bcf93de701540f761d76b85d7c7d710f4bd90318')
+
+_architectures="i686-w64-mingw32 x86_64-w64-mingw32"
+_pkgname="libzip"
+
+build() {
+  for _arch in ${_architectures}; do
+    ${_arch}-cmake -S ${_pkgname}-${pkgver} -B build/${_arch}-static -G Ninja \
+      -DBUILD_DOC=OFF \
+      -DBUILD_EXAMPLES=OFF \
+      -DBUILD_REGRESS=OFF \
+      -DBUILD_TOOLS=OFF \
+      -DBUILD_SHARED_LIBS=OFF
+
+    ${_arch}-cmake -S ${_pkgname}-${pkgver} -B build/${_arch} -G Ninja \
+      -DBUILD_DOC=OFF \
+      -DBUILD_EXAMPLES=OFF \
+      -DBUILD_REGRESS=OFF \
+      -DBUILD_TOOLS=OFF
+
+    cmake --build build/${_arch}-static
+    cmake --build build/${_arch}
+  done
+}
+
+package() {
+  for _arch in ${_architectures}; do
+    DESTDIR="${pkgdir}" cmake --install build/${_arch}-static
+    DESTDIR="${pkgdir}" cmake --install build/${_arch}
+    ${_arch}-strip --strip-unneeded "${pkgdir}"/usr/${_arch}/bin/*.dll
+    ${_arch}-strip -g "${pkgdir}"/usr/${_arch}/lib/*.a
+  done
+}
+
diff --git a/15/noble/Dockerfile b/15/noble/Dockerfile
new file mode 100644
index 0000000..79dce54
--- /dev/null
+++ b/15/noble/Dockerfile
@@ -0,0 +1,22 @@
+# Default image that can build OpenRCT2 for Linux (amd64).
+# Provides building with cmake+ninja using either gcc or clang.
+FROM ubuntu:24.04
+RUN apt-get update && \
+    apt-get -y upgrade && \
+    DEBIAN_FRONTEND=noninteractive apt-get install --no-install-recommends -y \
+  # System
+    ca-certificates curl file libcairo2 patchelf unzip \
+  # Build tools
+    git cmake pkg-config ninja-build ccache g++ clang clang-tidy llvm \
+  # Build libraries
+    libsdl2-dev libspeex-dev libspeexdsp-dev xz-utils \
+    libflac-dev libogg-dev libvorbis-dev libopenal-dev \
+    libcrypto++-dev libcurl4-openssl-dev libssl-dev \
+    libfontconfig1-dev libfreetype6-dev \
+    libicu-dev libpng-dev libzip-dev \
+    nlohmann-json3-dev \
+  # Testing libraries
+    libgtest-dev
+
+# Bash is required for OpenRCT2 CI
+SHELL ["/bin/bash", "-c"]