diff --git a/.editorconfig b/.editorconfig
index c94db9a8e..1ba4f5faa 100644
--- a/.editorconfig
+++ b/.editorconfig
@@ -9,3 +9,8 @@ end_of_line = lf
 charset = utf-8
 trim_trailing_whitespace = true
 insert_final_newline = true
+
+[external/**]
+trim_trailing_whitespace = false
+insert_final_newline = varies
+end_of_line = varies