diff --git a/.editorconfig b/.editorconfig
new file mode 100644
index 00000000..e1eb6fbe
--- /dev/null
+++ b/.editorconfig
@@ -0,0 +1,13 @@
+# EditorConfig is awesome: https://EditorConfig.org
+
+# top-most EditorConfig file
+root = true
+
+# Unix-style newlines with a newline ending every file
+[*]
+end_of_line = lf
+insert_final_newline = true
+
+[*.{go,tmpl}]
+indent_style = tab
+indent_size = 4
diff --git a/.gitignore b/.gitignore
index ee093285..495c7004 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,7 @@
 .idea
 include/
+.sandbox/
+.tool-versions
 zcli.config.yml
 zcli.data
 tools/npm/node_modules