diff --git a/_includes/cwl/enum.cwl b/_includes/cwl/enum.cwl
new file mode 100644
index 00000000..0d153875
--- /dev/null
+++ b/_includes/cwl/enum.cwl
@@ -0,0 +1,29 @@
+#!/usr/bin/env cwl-runner
+
+cwlVersion: v1.0
+class: CommandLineTool
+
+baseCommand: grep
+
+inputs:
+  directory_handling:
+    inputBinding:
+      position: 0
+      prefix: --directories=
+      separate: false
+    type:
+      type: enum
+      symbols: [read, skip, recurse]
+    default: read
+  search_pattern:
+    inputBinding:
+      position: 1
+    type: string
+  search_target:
+    inputBinding:
+      position: 2
+    type: Directory
+
+outputs:
+  output:
+    type: stdout
diff --git a/_includes/cwl/grep-job.yml b/_includes/cwl/grep-job.yml
new file mode 100644
index 00000000..8df36d15
--- /dev/null
+++ b/_includes/cwl/grep-job.yml
@@ -0,0 +1,5 @@
+directory_handling: recurse
+search_pattern: abc
+search_target:
+    class: Directory
+    path: .