diff --git a/_scripts/clean_image_directory.sh b/_scripts/clean_image_directory.sh
new file mode 100644
index 0000000..1b120bd
--- /dev/null
+++ b/_scripts/clean_image_directory.sh
@@ -0,0 +1,11 @@
+#!/bin/bash
+
+find /home/thomas/repos/computer_science/img -type f | while read filename; do
+    rg "${filename##*/}" ../ --type markdown >/dev/null 2>&1
+    if [ "$?" -eq 1 ]; then
+        echo "Deleted unused image: ${filename##*/}"
+        rm $filename
+    fi
+done
+
+