1 files changed, 16 insertions, 0 deletions
diff --git a/deckit/module.py b/deckit/module.py
index fd5997c..f1a7fa1 100644
--- a/deckit/module.py
+++ b/deckit/module.py
@@ -37,6 +37,22 @@ class Registry:
 
     _get = get
 
+    def start_all(self) -> None:
+        for m in self._modules.values():
+            if m.start:
+                try:
+                    m.start()
+                except Exception:
+                    pass
+
+    def stop_all(self) -> None:
+        for m in self._modules.values():
+            if m.stop:
+                try:
+                    m.stop()
+                except Exception:
+                    pass
+
     def state(self, name: str) -> dict:
         return self._get(name).state()