--- a/src/SbpOperators/SbpOperators.jl	Wed May 31 08:59:34 2023 +0200
+++ b/src/SbpOperators/SbpOperators.jl	Sat Jan 11 10:19:47 2025 +0100
@@ -1,16 +1,22 @@
 module SbpOperators
 
+# Stencils
+export Stencil
+export CenteredStencil
+export NestedStencil
+export CenteredNestedStencil
+
 # Stencil set
 export StencilSet
 export read_stencil_set
 export get_stencil_set
 export parse_stencil
+export parse_nested_stencil
 export parse_scalar
 export parse_tuple
 export sbp_operators_path
 
 # Operators
-export boundary_quadrature
 export boundary_restriction
 export inner_product
 export inverse_inner_product
@@ -19,24 +25,42 @@
 export normal_derivative
 export first_derivative
 export second_derivative
+export second_derivative_variable
 export undivided_skewed04
-
-using Sbplib.RegionIndices
-using Sbplib.LazyTensors
-using Sbplib.Grids
+export closure_size
 
 @enum Parity begin
     odd = -1
     even = 1
 end
 
+
+# Boundary conditions
+export BoundaryCondition
+export NeumannCondition
+export DirichletCondition
+export discretize_data
+export boundary_data
+export boundary
+export sat
+export sat_tensors
+
+# Using
+using Diffinitive.RegionIndices
+using Diffinitive.LazyTensors
+using Diffinitive.Grids
+
+# Includes
 include("stencil.jl")
 include("stencil_set.jl")
+include("boundary_conditions/boundary_condition.jl")
+include("boundary_conditions/sat.jl")
 include("volumeops/volume_operator.jl")
 include("volumeops/stencil_operator_distinct_closures.jl")
 include("volumeops/constant_interior_scaling_operator.jl")
 include("volumeops/derivatives/first_derivative.jl")
 include("volumeops/derivatives/second_derivative.jl")
+include("volumeops/derivatives/second_derivative_variable.jl")
 include("volumeops/derivatives/dissipation.jl")
 include("volumeops/laplace/laplace.jl")
 include("volumeops/inner_products/inner_product.jl")