diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
new file mode 100644
index 00000000..d73a100d
--- /dev/null
+++ b/.github/workflows/ci.yaml
@@ -0,0 +1,49 @@
+name: CI
+
+on: [push, pull_request]
+
+jobs:
+  test:
+    runs-on: ${{ matrix.os }}
+    continue-on-error: ${{ matrix.experimental }}
+    strategy:
+      fail-fast: true
+      matrix:
+        os: ["ubuntu-latest"]
+        python-version: ["3.7", "3.8"]
+        experimental: [false]
+
+    env:
+      PYTHON_VERSION: ${{ matrix.python-version }}
+      OS: ${{ matrix.os }}
+      ACTIONS_ALLOW_UNSECURE_COMMANDS: true
+      PYGAC_CONFIG_FILE: etc/pygac.cfg.template
+
+    steps:
+      - name: Checkout source
+        uses: actions/checkout@v2
+
+      - name: Setup Conda Environment
+        uses: conda-incubator/setup-miniconda@v2
+        with:
+          miniconda-version: "latest"
+          python-version: ${{ matrix.python-version }}
+          environment-file: continuous_integration/environment.yaml
+          activate-environment: test-environment
+
+      - name: Install pygac
+        shell: bash -l {0}
+        run: |
+          pip install --no-deps -e .
+
+      - name: Run unit tests
+        shell: bash -l {0}
+        run: |
+          coverage run --source=pygac setup.py test
+          coverage xml
+
+      - name: Upload unittest coverage
+        uses: codecov/codecov-action@v1
+        with:
+          file: ./coverage.xml
+          env_vars: OS,PYTHON_VERSION
diff --git a/continuous_integration/environment.yaml b/continuous_integration/environment.yaml
new file mode 100644
index 00000000..a34f4d4f
--- /dev/null
+++ b/continuous_integration/environment.yaml
@@ -0,0 +1,20 @@
+name: test-environment
+channels:
+  - conda-forge
+dependencies:
+  - numpy
+  - scipy
+  - bottleneck
+  - python-dateutil
+  - hdf5
+  - h5py
+  - pytest
+  - pytest-cov
+  - pip
+  - pip:
+    - docutils
+    - pyorbital
+    - python-geotiepoints
+    - trollimage
+    - pyspectral
+    - pyorbital