diff --git a/.editorconfig b/.editorconfig
new file mode 100644
index 0000000000..e766441a50
--- /dev/null
+++ b/.editorconfig
@@ -0,0 +1,21 @@
+# EditorConfig is a file format and collection of text editor plugins
+# for maintaining consistent coding styles between different editors
+# and IDEs. Most popular editors support this either natively or via
+# plugin.
+#
+# Check https://editorconfig.org for details.
+
+root = true
+
+[*]
+end_of_line = lf
+insert_final_newline = true
+charset = utf-8
+
+[*.c]
+indent_style = space
+indent_size = 4
+
+[*.{rng,xml}]
+indent_style = space
+indent_size = 2