diff --git a/LICENSE b/LICENSE
new file mode 100644
index 0000000..f1a82c3
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,6 @@
+Copyright (c) 2026 Theis Gaedigk
+
+All rights reserved.
+
+This source code is not to be copied, modified, or distributed in any form
+without explicit written permission from the author.
\ No newline at end of file