diff --git a/.github/workflows/msvc-full-features.yml b/.github/workflows/msvc-full-features.yml
deleted file mode 100644
index 5a02943f96fa..000000000000
--- a/.github/workflows/msvc-full-features.yml
+++ /dev/null
@@ -1,109 +0,0 @@
-name: Cataclysm Windows build (MSVC)
-
-on:
-  push:
-    branches:
-    - main
-    paths-ignore:
-    - 'android/**'
-    - 'build-data/osx/**'
-    - 'doc/**'
-    - 'doxygen_doc/**'
-    - 'gfx/**'
-    - 'lang/**'
-    - 'lgtm/**'
-    - 'tools/**'
-    - '!tools/format/**'
-    - 'utilities/**'
-    - 'scripts/**'
-  pull_request:
-    branches:
-    - main
-    paths-ignore:
-    - 'android/**'
-    - 'build-data/osx/**'
-    - 'doc/**'
-    - 'doxygen_doc/**'
-    - 'gfx/**'
-    - 'lang/**'
-    - 'lgtm/**'
-    - 'tools/**'
-    - '!tools/format/**'
-    - 'utilities/**'
-    - 'scripts/**'
-
-# We only care about the latest revision of a PR, so cancel previous instances.
-concurrency:
-  group: msvc-build-${{ github.event.pull_request.number || github.ref_name }}
-  cancel-in-progress: true
-
-env:
-  # There's not enough disk space to build both release and debug versions of
-  # our dependencies, so we hack the triplet file to build only release versions
-  # Have to use github.workspace because runner namespace isn't available yet.
-  VCPKG_OVERLAY_TRIPLETS: ${{ github.workspace }}\.github\vcpkg_triplets
-  ZSTD_CLEVEL: 17
-
-jobs:
-  build_catatclysm:
-    name: Build
-    runs-on: windows-2019
-    if: github.event.pull_request.draft == false
-
-    steps:
-    - name: checkout repository
-      uses: actions/checkout@v4
-      with:
-        fetch-depth: 1
-
-    - name: Add msbuild to PATH
-      uses: microsoft/setup-msbuild@v1.3.1
-
-    - name: Install stable CMake
-      uses: lukka/get-cmake@latest
-
-    - name: Install vcpkg
-      uses: lukka/run-vcpkg@v11
-      id: runvcpkg
-      with:
-        vcpkgDirectory: '${{ runner.workspace }}/b/vcpkg'
-        vcpkgGitCommitId: "66444e13a86da7087ee24c342f91801cc6eb9877"
-
-    - name: Integrate vcpkg
-      run: |
-        vcpkg integrate install
-
-    - uses: ammaraskar/msvc-problem-matcher@master
-    - name: Build
-      run: |
-          cd msvc-full-features
-          msbuild -m -p:Configuration=Release -p:Platform=x64 "-target:Cataclysm-vcpkg-static;Cataclysm-test-vcpkg-static;JsonFormatter-vcpkg-static" Cataclysm-vcpkg-static.sln
-
-    - name: Dump logs if build failed
-      if: failure()
-      run: |
-        echo =================================================
-        Get-ChildItem "${{ runner.workspace }}/Cataclysm-BN/msvc-full-features/vcpkg_installed" -Recurse
-        echo =================================================
-        Get-ChildItem "${{ runner.workspace }}/b/vcpkg/buildtrees" |
-        Foreach-Object {
-            Get-ChildItem $_.FullName -Filter *.log |
-            Foreach-Object {
-              echo =================================================
-              echo $_.FullName
-              echo =================================================
-              type $_.FullName
-            }
-        }
-
-    - name: Compile .mo files for localization
-      run: |
-          & "C:\msys64\mingw64\bin\mingw32-make" localization
-
-    - name: Run tests
-      run: |
-          .\Cataclysm-test-vcpkg-static-Release-x64.exe --rng-seed time
-
-    - name: Clean
-      run: |
-          Get-ChildItem -Path Cataclysm-lib-vcpkg-static-Release-x64.* | Foreach-Object { rm $_.FullName }
diff --git a/.github/workflows/msys2.yml b/.github/workflows/msys2.yml
deleted file mode 100644
index 329d59665d34..000000000000
--- a/.github/workflows/msys2.yml
+++ /dev/null
@@ -1,63 +0,0 @@
-name: Windows build (MSYS2)
-
-on:
-  push:
-    branches:
-    - main
-    paths-ignore:
-    - 'android/**'
-    - 'build-data/osx/**'
-    - 'doc/**'
-    - 'doxygen_doc/**'
-    - 'gfx/**'
-    - 'lang/**'
-    - 'tools/**'
-    - '!tools/format/**'
-    - 'utilities/**'
-    - 'scripts/**'
-
-# We only care about the latest revision, so cancel previous instances.
-concurrency:
-  group: msys2-build-${{ github.ref_name }}
-  cancel-in-progress: true
-
-jobs:
-  build_catatclysm:
-    name: Build
-    runs-on: windows-2019
-    if: github.event.pull_request.draft == false
-
-    defaults:
-      run:
-        shell: msys2 {0}
-
-    steps:
-    - name: checkout repository
-      uses: actions/checkout@v4
-      with:
-        fetch-depth: 1
-
-    - name: Setup MSYS2
-      # Will by default install MINGW64
-      uses: msys2/setup-msys2@v2
-      with:
-        update: true
-        install: |
-          git
-          make
-          mingw-w64-x86_64-gcc
-          mingw-w64-x86_64-libmad
-          mingw-w64-x86_64-libwebp
-          mingw-w64-x86_64-pkg-config
-          mingw-w64-x86_64-SDL2
-          mingw-w64-x86_64-SDL2_image
-          mingw-w64-x86_64-SDL2_mixer
-          mingw-w64-x86_64-SDL2_ttf
-
-    - name: Build
-      run: |
-        make -j$((`nproc`+0)) RELEASE=1 DYNAMIC_LINKING=1 TILES=1 SOUND=1 LANGUAGES=all LINTJSON=0 ASTYLE=0
-
-    - name: Run tests
-      run: |
-          ./tests/cata_test.exe --rng-seed time