diff --git a/it/!.py b/it/!.py
new file mode 100644
index 0000000..29cdb9a
--- /dev/null
+++ b/it/!.py
@@ -0,0 +1,11 @@
+import subprocess
+
+def main(buffer, command):
+	if len(command) == 1:
+		print("?")
+	else:
+		try:
+			print("[%d]" % subprocess.run(command[1:]).returncode)
+		except Exception as err:
+			print("%s" % str(err))
+	return buffer
diff --git a/it/README.md b/it/README.md
index aa84489..00047c1 100644
--- a/it/README.md
+++ b/it/README.md
@@ -9,6 +9,10 @@ For disambiguation it's suggested that this project be referred to as "ited", pr
 
 ## Included commands
 
+### !
+
+Passes arguments to Python `subprocess.run`.
+
 ### buffer
 
 This is where code relating to the Buffer class is kept but calling this from within the editor will allow you to view the current buffer's attributes.