diff --git a/include/template.h b/include/template.h
deleted file mode 100644
index e69de29..0000000
diff --git a/include/tools b/include/tools
new file mode 100644
index 0000000..7873af4
--- /dev/null
+++ b/include/tools
@@ -0,0 +1,17 @@
+#pragma once
+#include "bit.h"
+#include "bit_impl.h"
+#include "wire.h"
+#include "register.h"
+#include "synchronize.h"
+#include "operator.h"
+
+using dark::Bit;
+using dark::sign_extend;
+using dark::zero_extend;
+
+using dark::Wire;
+using dark::Register;
+
+using dark::SyncTags;
+using dark::sync_member;