diff --git a/feature_300.py b/feature_300.py
new file mode 100644
index 000000000..c26546d3d
--- /dev/null
+++ b/feature_300.py
@@ -0,0 +1,18 @@
+# Feature Implementation for Issue #300
+from typing import Optional
+
+class FeatureManager:
+    def __init__(self):
+        self.features = {}
+
+    def register(self, name: str, enabled: bool = True) -> None:
+        self.features[name] = enabled
+
+    def get(self, name: str) -> Optional[bool]:
+        return self.features.get(name)
+
+# Tests
+mgr = FeatureManager()
+mgr.register("test", True)
+assert mgr.get("test") == True
+print("Feature tests passed!")