diff --git a/LICENSE.txt b/LICENSE.txt
new file mode 100644
index 00000000..81901d37
--- /dev/null
+++ b/LICENSE.txt
@@ -0,0 +1,3 @@
+Creative Commons Attribution 4.0 International License (CC BY 4.0)
+
+http://creativecommons.org/licenses/by/4.0/