diff --git a/.editorconfig b/.editorconfig
new file mode 100644
index 00000000..a1d04f95
--- /dev/null
+++ b/.editorconfig
@@ -0,0 +1,25 @@
+# EditorConfig helps maintain consistent coding styles across different editors.
+# See https://editorconfig.org for details.
+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+insert_final_newline = true
+trim_trailing_whitespace = true
+indent_style = space
+indent_size = 4
+
+[*.{yml,yaml}]
+indent_size = 2
+
+[*.json]
+indent_size = 2
+
+[*.md]
+indent_size = 2
+# Trailing whitespace is significant in Markdown (line breaks), so leave it.
+trim_trailing_whitespace = false
+
+[Makefile]
+indent_style = tab