diff --git a/.prettierignore b/.prettierignore
new file mode 100644
index 00000000..ea4f56ea
--- /dev/null
+++ b/.prettierignore
@@ -0,0 +1,8 @@
+node_modules/
+.jj/
+.codex/
+main.js
+styles.css
+data.json
+dist/
+tmp/