diff --git a/.github/workflows/preview-build.yml b/.github/workflows/preview-build.yml
index 12acca3e82..0018e182a5 100644
--- a/.github/workflows/preview-build.yml
+++ b/.github/workflows/preview-build.yml
@@ -90,7 +90,7 @@ jobs:
         echo ${{ github.event.pull_request.number }} > ./pr/number
 
     - name: Upload artifacts
-      uses: actions/upload-artifact@v6
+      uses: actions/upload-artifact@v7
       with:
         name: pr${{ github.event.pull_request.number }}
         path: |
diff --git a/.github/workflows/release-docs.yml b/.github/workflows/release-docs.yml
index c702e015d2..24b32e7ed5 100644
--- a/.github/workflows/release-docs.yml
+++ b/.github/workflows/release-docs.yml
@@ -15,7 +15,7 @@ jobs:
 
     steps:
     - name: Download source
-      uses: actions/download-artifact@v7
+      uses: actions/download-artifact@v8
       with:
         name: internal-source
 
@@ -67,7 +67,7 @@ jobs:
         echo "::endgroup::"
 
     - name: Store bundles
-      uses: actions/upload-artifact@v6
+      uses: actions/upload-artifact@v7
       with:
         name: openttd-docs
         path: build/bundles/*.tar.xz
diff --git a/.github/workflows/release-linux.yml b/.github/workflows/release-linux.yml
index e7216dafa1..eb907d9edd 100644
--- a/.github/workflows/release-linux.yml
+++ b/.github/workflows/release-linux.yml
@@ -21,7 +21,7 @@ jobs:
 
     steps:
     - name: Download source
-      uses: actions/download-artifact@v7
+      uses: actions/download-artifact@v8
       with:
         name: internal-source
 
@@ -160,14 +160,14 @@ jobs:
         echo "::endgroup::"
 
     - name: Store bundles
-      uses: actions/upload-artifact@v6
+      uses: actions/upload-artifact@v7
       with:
         name: openttd-linux-generic
         path: build/bundles
         retention-days: 5
 
     - name: Store symbols
-      uses: actions/upload-artifact@v6
+      uses: actions/upload-artifact@v7
       with:
         name: symbols-linux-generic
         path: build/symbols
diff --git a/.github/workflows/release-macos.yml b/.github/workflows/release-macos.yml
index f4cfff383d..ba7b24dc67 100644
--- a/.github/workflows/release-macos.yml
+++ b/.github/workflows/release-macos.yml
@@ -23,7 +23,7 @@ jobs:
         xcode-version: latest-stable
 
     - name: Download source
-      uses: actions/download-artifact@v7
+      uses: actions/download-artifact@v8
       with:
         name: internal-source
 
@@ -77,7 +77,7 @@ jobs:
         echo "::endgroup::"
 
     - name: Import code signing certificates
-      uses: Apple-Actions/import-codesign-certs@v6
+      uses: Apple-Actions/import-codesign-certs@v7
       with:
         # The certificates in a PKCS12 file encoded as a base64 string
         p12-file-base64: ${{ secrets.APPLE_DEVELOPER_CERTIFICATE_P12_BASE64 }}
@@ -203,14 +203,14 @@ jobs:
         mv _CPack_Packages/*/Bundle/openttd-*.zip bundles/
 
     - name: Store bundles
-      uses: actions/upload-artifact@v6
+      uses: actions/upload-artifact@v7
       with:
         name: openttd-macos-universal
         path: build-x64/bundles
         retention-days: 5
 
     - name: Store symbols
-      uses: actions/upload-artifact@v6
+      uses: actions/upload-artifact@v7
       with:
         name: symbols-macos-universal
         path: build-x64/symbols
diff --git a/.github/workflows/release-source.yml b/.github/workflows/release-source.yml
index 8896156fda..0672d82102 100644
--- a/.github/workflows/release-source.yml
+++ b/.github/workflows/release-source.yml
@@ -202,14 +202,14 @@ jobs:
         echo "::endgroup::"
 
     - name: Store bundles
-      uses: actions/upload-artifact@v6
+      uses: actions/upload-artifact@v7
       with:
         name: openttd-source
         path: build/bundles/*
         retention-days: 5
 
     - name: Store source (for other jobs)
-      uses: actions/upload-artifact@v6
+      uses: actions/upload-artifact@v7
       with:
         name: internal-source
         path: source.tar.gz
diff --git a/.github/workflows/release-windows-store.yml b/.github/workflows/release-windows-store.yml
index f739a90057..83f8f36e52 100644
--- a/.github/workflows/release-windows-store.yml
+++ b/.github/workflows/release-windows-store.yml
@@ -15,7 +15,7 @@ jobs:
 
     steps:
     - name: Download source
-      uses: actions/download-artifact@v7
+      uses: actions/download-artifact@v8
       with:
         name: internal-source
 
@@ -25,17 +25,17 @@ jobs:
         tar -xf source.tar.gz --strip-components=1
 
     - name: Download x86 build
-      uses: actions/download-artifact@v7
+      uses: actions/download-artifact@v8
       with:
         name: openttd-windows-x86
 
     - name: Download x64 build
-      uses: actions/download-artifact@v7
+      uses: actions/download-artifact@v8
       with:
         name: openttd-windows-x64
 
     - name: Download arm64 build
-      uses: actions/download-artifact@v7
+      uses: actions/download-artifact@v8
       with:
         name: openttd-windows-arm64
 
@@ -185,7 +185,7 @@ jobs:
         move output\OpenTTD.msixbundle bundles\internal\openttd-${{ inputs.version }}-windows-store.msixbundle
 
     - name: Store bundles
-      uses: actions/upload-artifact@v6
+      uses: actions/upload-artifact@v7
       with:
         name: openttd-windows-store
         path: builds/bundles
diff --git a/.github/workflows/release-windows.yml b/.github/workflows/release-windows.yml
index 1f07ef9901..0e5a072825 100644
--- a/.github/workflows/release-windows.yml
+++ b/.github/workflows/release-windows.yml
@@ -30,7 +30,7 @@ jobs:
 
     steps:
     - name: Download source
-      uses: actions/download-artifact@v7
+      uses: actions/download-artifact@v8
       with:
         name: internal-source
 
@@ -193,14 +193,14 @@ jobs:
         AZURE_CODESIGN_PROFILE_NAME: ${{ secrets.AZURE_CODESIGN_PROFILE_NAME }}
 
     - name: Store bundles
-      uses: actions/upload-artifact@v6
+      uses: actions/upload-artifact@v7
       with:
         name: openttd-windows-${{ matrix.arch }}
         path: build/bundles
         retention-days: 5
 
     - name: Store symbols
-      uses: actions/upload-artifact@v6
+      uses: actions/upload-artifact@v7
       with:
         name: symbols-windows-${{ matrix.arch }}
         path: build/symbols
diff --git a/.github/workflows/upload-cdn.yml b/.github/workflows/upload-cdn.yml
index 417e612676..6c753dd2ff 100644
--- a/.github/workflows/upload-cdn.yml
+++ b/.github/workflows/upload-cdn.yml
@@ -21,7 +21,7 @@ jobs:
 
     steps:
     - name: Download all bundles
-      uses: actions/download-artifact@v7
+      uses: actions/download-artifact@v8
 
     - name: Calculate checksums
       run: |
@@ -70,14 +70,14 @@ jobs:
         done
 
     - name: Store bundles
-      uses: actions/upload-artifact@v6
+      uses: actions/upload-artifact@v7
       with:
         name: cdn-bundles
         path: bundles/*
         retention-days: 5
 
     - name: Store breakpad symbols
-      uses: actions/upload-artifact@v6
+      uses: actions/upload-artifact@v7
       with:
         name: cdn-symbols
         path: symbols/*
diff --git a/.github/workflows/upload-gog.yml b/.github/workflows/upload-gog.yml
index 1f94cabcf3..fb44737612 100644
--- a/.github/workflows/upload-gog.yml
+++ b/.github/workflows/upload-gog.yml
@@ -15,31 +15,31 @@ jobs:
 
     steps:
     - name: Download source
-      uses: actions/download-artifact@v7
+      uses: actions/download-artifact@v8
       with:
         name: internal-source
         path: internal-source
 
     - name: Download bundle (Windows x86)
-      uses: actions/download-artifact@v7
+      uses: actions/download-artifact@v8
       with:
         name: openttd-windows-x86
         path: openttd-windows-x86
 
     - name: Download bundle (Windows x64)
-      uses: actions/download-artifact@v7
+      uses: actions/download-artifact@v8
       with:
         name: openttd-windows-x64
         path: openttd-windows-x64
 
     - name: Download bundle (MacOS)
-      uses: actions/download-artifact@v7
+      uses: actions/download-artifact@v8
       with:
         name: openttd-macos-universal
         path: openttd-macos-universal
 
     - name: Download bundle (Linux)
-      uses: actions/download-artifact@v7
+      uses: actions/download-artifact@v8
       with:
         name: openttd-linux-generic
         path: openttd-linux-generic
diff --git a/.github/workflows/upload-steam.yml b/.github/workflows/upload-steam.yml
index ab65351d8f..6363477624 100644
--- a/.github/workflows/upload-steam.yml
+++ b/.github/workflows/upload-steam.yml
@@ -18,31 +18,31 @@ jobs:
 
     steps:
     - name: Download source
-      uses: actions/download-artifact@v7
+      uses: actions/download-artifact@v8
       with:
         name: internal-source
         path: internal-source
 
     - name: Download bundle (Windows x86)
-      uses: actions/download-artifact@v7
+      uses: actions/download-artifact@v8
       with:
         name: openttd-windows-x86
         path: openttd-windows-x86
 
     - name: Download bundle (Windows x64)
-      uses: actions/download-artifact@v7
+      uses: actions/download-artifact@v8
       with:
         name: openttd-windows-x64
         path: openttd-windows-x64
 
     - name: Download bundle (MacOS)
-      uses: actions/download-artifact@v7
+      uses: actions/download-artifact@v8
       with:
         name: openttd-macos-universal
         path: openttd-macos-universal
 
     - name: Download bundle (Linux)
-      uses: actions/download-artifact@v7
+      uses: actions/download-artifact@v8
       with:
         name: openttd-linux-generic
         path: openttd-linux-generic
diff --git a/.github/workflows/upload-windows-store.yml b/.github/workflows/upload-windows-store.yml
index c1716d9174..806059a630 100644
--- a/.github/workflows/upload-windows-store.yml
+++ b/.github/workflows/upload-windows-store.yml
@@ -18,13 +18,13 @@ jobs:
 
     steps:
     - name: Download bundle (Windows Store)
-      uses: actions/download-artifact@v6
+      uses: actions/download-artifact@v8
       with:
         name: openttd-windows-store
         path: openttd-windows-store
 
     - name: Configure Microsoft Store CLI
-      uses: microsoft/microsoft-store-apppublisher@v1.1
+      uses: microsoft/microsoft-store-apppublisher@v1.3
 
     - name: Reconfigure store credentials
       run: msstore reconfigure `