diff --git a/technology/applications/web/Home Assistant.md b/technology/applications/web/Home Assistant.md
index 92eb884..bc90bec 100644
--- a/technology/applications/web/Home Assistant.md	
+++ b/technology/applications/web/Home Assistant.md	
@@ -54,3 +54,6 @@ services:
     restart: always
     network_mode: host
 ```
+
+## Extensions
+- [Mushroom Cards](https://github.com/piitaya/lovelace-mushroom)