diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..7132986
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,11 @@
+# Python
+__pycache__/
+*.py[cod]
+*.egg-info/
+
+# Test / tooling caches
+.pytest_cache/
+.benchmarks/
+
+# Local data
+*.db