diff --git a/.editorconfig b/.editorconfig
new file mode 100644
index 00000000..9b0cbdcf
--- /dev/null
+++ b/.editorconfig
@@ -0,0 +1,4 @@
+root = true
+
+[*.{yml,yaml}]
+indent_size = 2
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
new file mode 100644
index 00000000..3c775ec6
--- /dev/null
+++ b/.github/workflows/tests.yml
@@ -0,0 +1,42 @@
+name: Tests (tox)
+
+on:
+  push:
+    branches: [master]
+  pull_request:
+    branches: [master]
+
+permissions:
+  contents: read
+
+jobs:
+  test:
+    name: test with ${{ matrix.py }} on ${{ matrix.os }}
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        py:
+          - "3.12"
+          - "3.11"
+          - "3.10"
+          - "3.9"
+          - "3.8"
+        os:
+          - ubuntu-latest
+          - macos-latest
+          - windows-latest
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+      - name: Setup python for test ${{ matrix.py }}
+        uses: actions/setup-python@v4
+        with:
+          python-version: ${{ matrix.py }}
+      - name: Install tox
+        run: python -m pip install tox-gh>=1.2
+      - name: Setup test suite
+        run: tox -vv --notest
+      - name: Run test suite
+        run: tox --skip-pkg-install
diff --git a/tests/test_gcalcli.py b/tests/test_gcalcli.py
index e0069238..e1c7feed 100644
--- a/tests/test_gcalcli.py
+++ b/tests/test_gcalcli.py
@@ -1,15 +1,21 @@
 from __future__ import absolute_import
 
+import os
 from datetime import datetime
 from json import load
-import os
 
+import pytest
 from dateutil.tz import tzutc
 
-from gcalcli.argparsers import (get_cal_query_parser, get_color_parser,
-                                get_conflicts_parser, get_output_parser,
-                                get_search_parser, get_start_end_parser,
-                                get_updates_parser)
+from gcalcli.argparsers import (
+    get_cal_query_parser,
+    get_color_parser,
+    get_conflicts_parser,
+    get_output_parser,
+    get_search_parser,
+    get_start_end_parser,
+    get_updates_parser,
+)
 from gcalcli.cli import parse_cal_names
 from gcalcli.gcal import GoogleCalendarInterface
 from gcalcli.utils import parse_reminder
@@ -215,6 +221,9 @@ def test_modify_event(PatchedGCalI):
             gcal._edit_event, opts.text, opts.start, opts.end) == 0
 
 
+@pytest.mark.skipif(
+        os.name == 'nt',
+        reason='Known unicode encode/decode issue, see insanum/gcalcli#387.')
 def test_import(PatchedGCalI):
     cal_names = parse_cal_names(['jcrowgey@uw.edu'])
     gcal = PatchedGCalI(cal_names=cal_names, default_reminders=True)
diff --git a/tox.ini b/tox.ini
index 44c5144f..a4d197d1 100644
--- a/tox.ini
+++ b/tox.ini
@@ -18,3 +18,11 @@ description = run linters
 skip_install = true
 deps = flake8
 commands = flake8
+
+[gh]
+python =
+    3.12 = py312, lint
+    3.11 = py311
+    3.10 = py310
+    3.9 = py39
+    3.8 = py38