diff --git a/dev.sh b/dev.sh
index f9a6f5f4b0082777ebf227a0505b2a12b71e2220..aa951f4d73254b51fbab0eda25a4521678a28b35 100755
--- a/dev.sh
+++ b/dev.sh
@@ -44,6 +44,11 @@ case "$1" in
         	poetry run sh -c "cd $d; pylama -a -o $tox_ini ."
         done
         ;;
+    "gource")
+        for d in biscuit/core apps/official/*/biscuit/apps/*; do
+        	gource --output-custom-log - "$d"
+        done | sort -n | gource --log-format custom --background-image biscuit/core/static/img/biscuit-logo.png -
+        ;;
     *)
 	;;
 esac