diff --git a/dedalus/core/__init__.py b/dedalus/core/__init__.py
index e3f3e5e0..e69de29b 100644
--- a/dedalus/core/__init__.py
+++ b/dedalus/core/__init__.py
@@ -1,4 +0,0 @@
-
-from . import distributor
-from . import domain
-#from . import spaces
diff --git a/dedalus/core/timesteppers.py b/dedalus/core/timesteppers.py
index 08e207b1..34acb362 100644
--- a/dedalus/core/timesteppers.py
+++ b/dedalus/core/timesteppers.py
@@ -7,9 +7,14 @@
 from .system import CoeffSystem
 from ..tools.array import apply_sparse
 
+
+# Public interface
+__all__ = []
+
 # Track implemented schemes
 schemes = OrderedDict()
 def add_scheme(scheme):
+    __all__.append(scheme.__name__)
     schemes[scheme.__name__] = scheme
     return scheme
 
diff --git a/dedalus/dev.py b/dedalus/dev.py
deleted file mode 100644
index 0e951827..00000000
--- a/dedalus/dev.py
+++ /dev/null
@@ -1,15 +0,0 @@
-"""Dedalus development interface."""
-
-# Load core modules
-from .core import coords
-from .core import distributor
-from .core import basis
-from .core import field
-from .core import operators
-from .core import arithmetic
-from .core import problems
-from .core import solvers
-from .core import timesteppers
-
-# Load select tools
-from .tools import logging
diff --git a/dedalus/public.py b/dedalus/public.py
index 15fdd02d..f94e316b 100644
--- a/dedalus/public.py
+++ b/dedalus/public.py
@@ -1,12 +1,12 @@
 """Dedalus public interface."""
 
 # Import public interfaces from submodules
+from .core.arithmetic import *
+from .core.basis import *
 from .core.coords import *
 from .core.distributor import *
-from .core.basis import *
 from .core.field import *
 from .core.operators import *
-from .core.arithmetic import *
 from .core.problems import *
 from .core.timesteppers import *