diff --git a/.gitignore b/.gitignore
index 14af4034..91227025 100644
--- a/.gitignore
+++ b/.gitignore
@@ -50,6 +50,12 @@ vaults/*/
 # Sources — repos externos clonados (solo se versiona el manifest)
 sources/*/
 
+# External — symlinks a repos ajenos (ej: repo_Claude con skills/commands)
+external/
+
+# Worktrees — git worktrees para issues paralelos (parallel-fix-issues)
+worktrees/
+
 # Temp — workspace efimero para pruebas rapidas (APIs, scripts, analisis)
 temp/