diff --git a/LICENSE b/LICENSE
new file mode 100644
index 0000000000000000000000000000000000000000..223e55d99ceaacdcbc3db12226ed43e3f8f13f9f
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1 @@
+CC-BY-SA 4.0 International https://creativecommons.org/licenses/by-sa/4.0/