diff --git a/tox.ini b/tox.ini
new file mode 100644
index 0000000..f21679b
--- /dev/null
+++ b/tox.ini
@@ -0,0 +1,29 @@
+[tox]
+envlist = py{311,312,313}-{linux,macos,windows}
+isolated_build = true
+toxworkdir=/tmp/.tox
+
+[gh-actions]
+python =
+    3.11: py311
+    3.12: py312
+    3.13: py313
+
+[gh-actions:env]
+PLATFORM =
+    ubuntu-latest: linux
+    macos-latest: macos
+    windows-latest: windows
+
+[testenv]
+platform =
+    macos: darwin
+    linux: linux
+    windows: win32
+passenv = CI GITHUB_ACTIONS DISPLAY XAUTHORITY
+setenv =
+    PYTHONPATH = {toxinidir}
+extras =
+    test
+commands =
+    pytest -v --cov=rs-template --cov-report=xml --color=yes --basetemp={envtmpdir} {posargs}