diff --git a/.gitignore b/.gitignore
index e9b3e99..3f699ac 100644
--- a/.gitignore
+++ b/.gitignore
@@ -24,3 +24,10 @@ cli/zkac_cli/__pycache__
 
 # wasm-pack output for browser demo
 demo/static/pkg/
+
+# file-share demo runtime / local-only artifacts
+demo/__pycache__/
+demo/fs_data/
+demo/.demo_state/
+demo/creds/
+demo/test_bucket/