diff --git a/polytope/datacube/transformations/datacube_cyclic/__init__.py b/polytope/datacube/transformations/datacube_cyclic/__init__.py
new file mode 100644
index 00000000..adfaf9d8
--- /dev/null
+++ b/polytope/datacube/transformations/datacube_cyclic/__init__.py
@@ -0,0 +1,2 @@
+from .cyclic_axis_decorator import *
+from .datacube_cyclic import *
diff --git a/polytope/datacube/transformations/datacube_mappers/__init__.py b/polytope/datacube/transformations/datacube_mappers/__init__.py
new file mode 100644
index 00000000..ad69c9c5
--- /dev/null
+++ b/polytope/datacube/transformations/datacube_mappers/__init__.py
@@ -0,0 +1,2 @@
+from .datacube_mappers import *
+from .mapper_axis_decorator import *
diff --git a/polytope/datacube/transformations/datacube_mappers/mapper_types/__init__.py b/polytope/datacube/transformations/datacube_mappers/mapper_types/__init__.py
new file mode 100644
index 00000000..ba9a7b33
--- /dev/null
+++ b/polytope/datacube/transformations/datacube_mappers/mapper_types/__init__.py
@@ -0,0 +1,5 @@
+from .healpix import *
+from .local_regular import *
+from .octahedral import *
+from .reduced_ll import *
+from .regular import *
diff --git a/polytope/datacube/transformations/datacube_merger/__init__.py b/polytope/datacube/transformations/datacube_merger/__init__.py
new file mode 100644
index 00000000..71a59acb
--- /dev/null
+++ b/polytope/datacube/transformations/datacube_merger/__init__.py
@@ -0,0 +1,2 @@
+from .datacube_merger import *
+from .merger_axis_decorator import *
diff --git a/polytope/datacube/transformations/datacube_null_transformation/__init__.py b/polytope/datacube/transformations/datacube_null_transformation/__init__.py
new file mode 100644
index 00000000..13395c4a
--- /dev/null
+++ b/polytope/datacube/transformations/datacube_null_transformation/__init__.py
@@ -0,0 +1,2 @@
+from .datacube_null_transformation import *
+from .null_axis_decorator import *
diff --git a/polytope/datacube/transformations/datacube_reverse/__init__.py b/polytope/datacube/transformations/datacube_reverse/__init__.py
new file mode 100644
index 00000000..73cb9d86
--- /dev/null
+++ b/polytope/datacube/transformations/datacube_reverse/__init__.py
@@ -0,0 +1,2 @@
+from .datacube_reverse import *
+from .reverse_axis_decorator import *
diff --git a/polytope/datacube/transformations/datacube_type_change/__init__.py b/polytope/datacube/transformations/datacube_type_change/__init__.py
new file mode 100644
index 00000000..89dab3ae
--- /dev/null
+++ b/polytope/datacube/transformations/datacube_type_change/__init__.py
@@ -0,0 +1,2 @@
+from .datacube_type_change import *
+from .type_change_axis_decorator import *