diff --git a/format-code b/format-code
new file mode 100755
index 0000000..2248550
--- /dev/null
+++ b/format-code
@@ -0,0 +1,11 @@
+#!/bin/bash
+
+set -e
+
+# When called from openbmc-build-scripts, the `pwd` could be anywhere, but
+# the root of the repo is passed in the first argument.  Switch to the repo
+# root so npm/git run in the right place.
+if [ -n "$1" ]; then
+    cd "$1"
+fi
+python3 scripts/autojson.py configurations