diff --git a/.github/workflows/ci_nightly.yml b/.github/workflows/ci_nightly.yml
new file mode 100644
index 000000000..9f8d54213
--- /dev/null
+++ b/.github/workflows/ci_nightly.yml
@@ -0,0 +1,52 @@
+name: nightly-check
+on:
+  schedule:           # performed on the last commit on default branch!
+    - cron: 0 6 * * * # every day at 6:00
+jobs:
+  test:
+    name: Julia ${{ matrix.version }} - ${{ matrix.os }} - ${{ matrix.arch }} - ${{ github.event_name }}
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        version:
+          - 'nightly'
+        os:
+          - ubuntu-latest
+          - windows-latest
+          - macOS-13 # intel
+          - macOS-14 # arm
+        arch:
+          - x64
+          - aarch64
+        exclude:
+          - os: ubuntu-latest
+            arch: aarch64
+          - os: windows-latest
+            arch: aarch64
+          - os: macOS-13
+            arch: aarch64
+          - os: macOS-14
+            arch: x64
+    steps:
+      - uses: actions/checkout@v4
+      - uses: julia-actions/setup-julia@v2
+        with:
+          version: ${{ matrix.version }}
+          arch: ${{ matrix.arch }}
+      - uses: actions/cache@v4
+        env:
+          cache-name: cache-artifacts
+        with:
+          path: ~/.julia/artifacts
+          key: ${{ runner.os }}-test-${{ env.cache-name }}-${{ hashFiles('**/Project.toml') }}
+          restore-keys: |
+            ${{ runner.os }}-test-${{ env.cache-name }}-
+            ${{ runner.os }}-test-
+            ${{ runner.os }}-
+      - uses: julia-actions/julia-buildpkg@v1
+      - uses: julia-actions/julia-runtest@v1
+        # env:
+        #   JULIA_NUM_THREADS: 4
+      - uses: julia-actions/julia-processcoverage@v1
+      - uses: codecov/codecov-action@v5