diff --git a/.editorconfig b/.editorconfig
new file mode 100644
--- /dev/null
+++ b/.editorconfig
@@ -0,0 +1,14 @@
+# https://editorconfig.org
+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+indent_size = 4
+indent_style = space
+insert_final_newline = true
+max_line_length = 100
+trim_trailing_whitespace = true
+
+[*.md]
+trim_trailing_whitespace = false