diff --git a/jars/jarcontents.sh b/jars/jarcontents.sh
new file mode 100755
index 0000000..4cf04b7
--- /dev/null
+++ b/jars/jarcontents.sh
@@ -0,0 +1,12 @@
+#
+#  list classes in jars/wars on the command line
+#
+#  zzz 2020-05 CCO
+#
+
+# to get case-sensitive so META-INF is on top
+export LC_ALL=C
+for i in "$@"
+do
+	jar tf "$i" | sort
+done