diff --git a/.gitignore b/.gitignore
index fa01182..2b4a279 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,3 +3,6 @@ logs/
 
 # Claude Code compatibility memory is generated/symlinked runtime state.
 claude-code/
+
+# Operational tools are deployed from the nxm-stacks repository.
+tools/