diff --git a/.github/workflows/autobuild.yml b/.github/workflows/autobuild.yml
index d72ab6fd..988d0e9c 100644
--- a/.github/workflows/autobuild.yml
+++ b/.github/workflows/autobuild.yml
@@ -98,7 +98,7 @@ jobs:
       - name: Install apt dependencies
         run: |
           sudo apt update
-          sudo apt install git build-essential cmake meson autoconf automake libtool pkg-config ruby bison zlib1g-dev libbz2-dev xorg-dev libgl1-mesa-dev libasound2-dev libpulse-dev -y
+          sudo apt install git wget build-essential cmake meson autoconf automake libtool pkg-config ruby bison xxd zlib1g-dev libbz2-dev xorg-dev libgl1-mesa-dev libasound2-dev libpulse-dev -y
 
       - name: Build everything else
         run: |
@@ -124,7 +124,7 @@ jobs:
 
       - uses: actions/upload-artifact@v4
         with:
-          name: mkxp-z.linux.x86_64.${{github.event_name == 'pull_request' && format('PR{0}', github.event.number) || github.ref_name}}-${{steps.short-sha.outputs.sha}}
+          name: mkxp-z.linux.ubuntu.22.04.x86_64.${{github.event_name == 'pull_request' && format('PR{0}', github.event.number) || github.ref_name}}-${{steps.short-sha.outputs.sha}}
           path: build/local
 
   build-linux-cross:
@@ -162,8 +162,7 @@ jobs:
           - arch_mkxpz: s390x
             arch_debian: s390x
             arch_gcc: s390x-linux-gnu
-            # src/util/serial-util.h errors on big-endian targets.
-            experimental: true
+            experimental: false
           - arch_mkxpz: riscv64
             arch_debian: riscv64
             arch_gcc: riscv64-linux-gnu
@@ -198,7 +197,7 @@ jobs:
           echo "deb [arch=${{matrix.arch_debian}}] http://ports.ubuntu.com/ jammy-updates multiverse" | sudo tee -a /etc/apt/sources.list
           echo "deb [arch=${{matrix.arch_debian}}] http://ports.ubuntu.com/ jammy-backports main restricted universe multiverse" | sudo tee -a /etc/apt/sources.list
           sudo apt update
-          sudo apt install git build-essential cmake meson autoconf automake libtool pkg-config ruby bison -y
+          sudo apt install git wget build-essential cmake meson autoconf automake libtool pkg-config ruby bison xxd -y
           sudo apt install libdmx-dev:${{matrix.arch_debian}} libfontenc-dev:${{matrix.arch_debian}} libfs-dev:${{matrix.arch_debian}} libice-dev:${{matrix.arch_debian}} libsm-dev:${{matrix.arch_debian}} libx11-dev:${{matrix.arch_debian}} libxau-dev:${{matrix.arch_debian}} libxaw7-dev:${{matrix.arch_debian}} libxcomposite-dev:${{matrix.arch_debian}} libxcursor-dev:${{matrix.arch_debian}} libxdamage-dev:${{matrix.arch_debian}} libxdmcp-dev:${{matrix.arch_debian}} libxext-dev:${{matrix.arch_debian}} libxfixes-dev:${{matrix.arch_debian}} libxfont-dev:${{matrix.arch_debian}} libxft-dev:${{matrix.arch_debian}} libxi-dev:${{matrix.arch_debian}} libxinerama-dev:${{matrix.arch_debian}} libxkbfile-dev:${{matrix.arch_debian}} libxmu-dev:${{matrix.arch_debian}} libxmuu-dev:${{matrix.arch_debian}} libxpm-dev:${{matrix.arch_debian}} libxrandr-dev:${{matrix.arch_debian}} libxrender-dev:${{matrix.arch_debian}} libxres-dev:${{matrix.arch_debian}} libxss-dev:${{matrix.arch_debian}} libxt-dev:${{matrix.arch_debian}} libxtst-dev:${{matrix.arch_debian}} libxv-dev:${{matrix.arch_debian}} libxvmc-dev:${{matrix.arch_debian}} libxxf86dga-dev:${{matrix.arch_debian}} libxxf86vm-dev:${{matrix.arch_debian}} x11proto-dev:${{matrix.arch_debian}} xserver-xorg-dev:${{matrix.arch_debian}} xtrans-dev:${{matrix.arch_debian}} -y
           sudo apt install gcc-${{matrix.arch_gcc}} g++-${{matrix.arch_gcc}} zlib1g-dev:${{matrix.arch_debian}} libbz2-dev:${{matrix.arch_debian}} libgl1-mesa-dev:${{matrix.arch_debian}} libasound2-dev:${{matrix.arch_debian}} libpulse-dev:${{matrix.arch_debian}} -y
 
@@ -230,7 +229,62 @@ jobs:
 
       - uses: actions/upload-artifact@v4
         with:
-          name: mkxp-z.linux.${{matrix.arch_mkxpz}}.${{github.event_name == 'pull_request' && format('PR{0}', github.event.number) || github.ref_name}}-${{steps.short-sha.outputs.sha}}
+          name: mkxp-z.linux.ubuntu.22.04.${{matrix.arch_mkxpz}}.${{github.event_name == 'pull_request' && format('PR{0}', github.event.number) || github.ref_name}}-${{steps.short-sha.outputs.sha}}
+          path: build/local
+
+  build-linux-native-container:
+    name: Debian Trixie x86_64
+    runs-on: ubuntu-22.04
+    container: debian:trixie
+    defaults:
+      run:
+        shell: bash
+    steps:
+      - uses: benjlevesque/short-sha@v2.2
+        id: short-sha
+        with:
+          length: 7
+
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - uses: actions/cache@v4
+        with:
+          path: |
+            linux/build-x86_64
+            linux/downloads
+          key: lin-debian-trixie-x86_64-${{ hashFiles('linux/Makefile') }}
+
+      - name: Install apt dependencies
+        run: |
+          apt update
+          apt install git wget build-essential cmake meson autoconf automake libtool pkg-config ruby bison xxd zlib1g-dev libbz2-dev xorg-dev libgl1-mesa-dev libasound2-dev libpulse-dev -y
+
+      - name: Build everything else
+        run: |
+          cd linux
+          make
+
+      - name: Build executable
+        run: |
+          source linux/vars.sh
+          meson setup build --bindir=. --prefix=$GITHUB_WORKSPACE/build/local
+          cd build
+          ninja
+          ninja install
+
+      - name: Prepare archive
+        run: |
+          cd build/local
+          cp -r ../../linux/build-x86_64/lib/ruby/3.1.0 .
+          mv ./3.1.0 ./stdlib
+          cp ../../mkxp.json .
+          cp -r ../../scripts .
+          cp ../../assets/LICENSE.mkxp-z-with-https.txt .
+
+      - uses: actions/upload-artifact@v4
+        with:
+          name: mkxp-z.linux.debian.trixie.x86_64.${{github.event_name == 'pull_request' && format('PR{0}', github.event.number) || github.ref_name}}-${{steps.short-sha.outputs.sha}}
           path: build/local
 
   build-macos: