diff --git a/README.md b/README.md
index 8786fc6..02b7aa3 100644
--- a/README.md
+++ b/README.md
@@ -156,7 +156,7 @@ You can optionally add the following options to the SCons command line:
 Create `init.cpp` under `SimpleLibrary/src/` and add the following code:
 
 ```cpp
-#include <Pandemonium.h>
+#include <pandemonium.h>
 #include <Reference.h>
 
 using namespace pandemonium;
diff --git a/binding_generator.py b/binding_generator.py
index a58dcf7..7a48fa8 100644
--- a/binding_generator.py
+++ b/binding_generator.py
@@ -137,17 +137,17 @@ def generate_class_header(used_classes, c, use_template_get_node):
     source.append("#include <cstdint>")
     source.append("")
 
-    source.append("#include <core/CoreTypes.h>")
+    source.append("#include <core/core_types.h>")
 
     class_name = strip_name(c["name"])
 
     # Ref<T> is not included in object.h in Pandemonium either,
     # so don't include it here because it's not needed
     if class_name != "Object" and class_name != "Reference":
-        source.append("#include <core/Ref.h>")
+        source.append("#include <core/reference.h>")
         ref_allowed = True
     else:
-        source.append("#include <core/TagDB.h>")
+        source.append("#include <core/tag_db.h>")
         ref_allowed = False
 
     included = []
@@ -422,11 +422,11 @@ def generate_class_implementation(icalls, used_classes, c, use_template_get_node
     source.append("")
     source.append("")
 
-    source.append("#include <core/PandemoniumGlobal.h>")
-    source.append("#include <core/CoreTypes.h>")
-    source.append("#include <core/Ref.h>")
+    source.append("#include <core/pandemonium_global.h>")
+    source.append("#include <core/core_types.h>")
+    source.append("#include <core/reference.h>")
 
-    source.append("#include <core/Pandemonium.h>")
+    source.append("#include <core/pandemonium.h>")
     source.append("")
 
     source.append('#include "__icalls.h"')
@@ -686,8 +686,8 @@ def generate_icall_header(icalls):
     source.append("#include <stdint.h>")
     source.append("")
 
-    source.append("#include <core/PandemoniumGlobal.h>")
-    source.append("#include <core/CoreTypes.h>")
+    source.append("#include <core/pandemonium_global.h>")
+    source.append("#include <core/core_types.h>")
     source.append('#include "Object.h"')
     source.append("")
     source.append("")
@@ -780,7 +780,7 @@ def generate_icall_header(icalls):
 def generate_type_registry(classes):
     source = []
 
-    source.append('#include "TagDB.h"')
+    source.append('#include "tag_db.h"')
     source.append("#include <typeinfo>")
     source.append("\n")
 
diff --git a/include/core/AABB.h b/include/core/aabb.h
similarity index 98%
rename from include/core/AABB.h
rename to include/core/aabb.h
index 71c5bb2..5253bc5 100644
--- a/include/core/AABB.h
+++ b/include/core/aabb.h
@@ -1,5 +1,5 @@
 /*************************************************************************/
-/*  AABB.h                                                             */
+/*  aabb.h                                                             */
 /*************************************************************************/
 /*                       This file is part of:                           */
 /*                           PANDEMONIUM ENGINE                                */
@@ -31,7 +31,7 @@
 #ifndef AABB_H
 #define AABB_H
 
-#include "Vector3.h"
+#include "vector3.h"
 
 #include <cstdlib>
 
diff --git a/include/core/Array.h b/include/core/array.h
similarity index 98%
rename from include/core/Array.h
rename to include/core/array.h
index d8ceef8..fad66fc 100644
--- a/include/core/Array.h
+++ b/include/core/array.h
@@ -1,5 +1,5 @@
 /*************************************************************************/
-/*  Array.h                                                            */
+/*  array.h                                                            */
 /*************************************************************************/
 /*                       This file is part of:                           */
 /*                           PANDEMONIUM ENGINE                                */
diff --git a/include/core/Basis.h b/include/core/basis.h
similarity index 99%
rename from include/core/Basis.h
rename to include/core/basis.h
index 01cdb45..6dbf684 100644
--- a/include/core/Basis.h
+++ b/include/core/basis.h
@@ -1,5 +1,5 @@
 /*************************************************************************/
-/*  Basis.h                                                            */
+/*  basis.h                                                            */
 /*************************************************************************/
 /*                       This file is part of:                           */
 /*                           PANDEMONIUM ENGINE                                */
@@ -33,9 +33,9 @@
 
 #include <gdn/basis.h>
 
-#include "Defs.h"
+#include "defs.h"
 
-#include "Vector3.h"
+#include "vector3.h"
 
 namespace pandemonium {
 
diff --git a/include/core/Color.h b/include/core/color.h
similarity index 97%
rename from include/core/Color.h
rename to include/core/color.h
index 170f73c..d7e4e67 100644
--- a/include/core/Color.h
+++ b/include/core/color.h
@@ -1,5 +1,5 @@
 /*************************************************************************/
-/*  Color.h                                                            */
+/*  color.h                                                            */
 /*************************************************************************/
 /*                       This file is part of:                           */
 /*                           PANDEMONIUM ENGINE                                */
@@ -35,8 +35,8 @@
 
 #include <cmath>
 
-#include "Defs.h"
-#include "String.h"
+#include "defs.h"
+#include "ustring.h"
 
 namespace pandemonium {
 
diff --git a/include/core/CoreTypes.h b/include/core/core_types.h
similarity index 77%
rename from include/core/CoreTypes.h
rename to include/core/core_types.h
index 4d453a8..74738ad 100644
--- a/include/core/CoreTypes.h
+++ b/include/core/core_types.h
@@ -1,5 +1,5 @@
 /*************************************************************************/
-/*  CoreTypes.h                                                        */
+/*  core_types.h                                                        */
 /*************************************************************************/
 /*                       This file is part of:                           */
 /*                           PANDEMONIUM ENGINE                                */
@@ -31,33 +31,33 @@
 #ifndef CORETYPES_H
 #define CORETYPES_H
 
-#include "Defs.h"
+#include "defs.h"
 
-#include "AABB.h"
-#include "Array.h"
-#include "Basis.h"
-#include "Color.h"
-#include "Dictionary.h"
-#include "NodePath.h"
-#include "Plane.h"
-#include "PoolArrays.h"
-#include "Quaternion.h"
-#include "RID.h"
-#include "Rect2.h"
-#include "Rect2i.h"
-#include "String.h"
-#include "StringName.h"
-#include "Transform.h"
-#include "Transform2D.h"
-#include "Projection.h"
-#include "Variant.h"
-#include "Vector2.h"
-#include "Vector2i.h"
-#include "Vector3.h"
-#include "Vector3i.h"
-#include "Vector4.h"
-#include "Vector4i.h"
+#include "aabb.h"
+#include "array.h"
+#include "basis.h"
+#include "color.h"
+#include "dictionary.h"
+#include "node_path.h"
+#include "plane.h"
+#include "pool_arrays.h"
+#include "quaternion.h"
+#include "rid.h"
+#include "rect2.h"
+#include "rect2i.h"
+#include "ustring.h"
+#include "string_name.h"
+#include "transform.h"
+#include "transform_2d.h"
+#include "projection.h"
+#include "variant.h"
+#include "vector2.h"
+#include "vector2i.h"
+#include "vector3.h"
+#include "vector3i.h"
+#include "vector4.h"
+#include "vector4i.h"
 
-#include "Wrapped.h"
+#include "wrapped.h"
 
 #endif // CORETYPES_H
diff --git a/include/core/Defs.h b/include/core/defs.h
similarity index 99%
rename from include/core/Defs.h
rename to include/core/defs.h
index fe17b26..db70974 100644
--- a/include/core/Defs.h
+++ b/include/core/defs.h
@@ -1,5 +1,5 @@
 /*************************************************************************/
-/*  Defs.h                                                             */
+/*  defs.h                                                             */
 /*************************************************************************/
 /*                       This file is part of:                           */
 /*                           PANDEMONIUM ENGINE                                */
@@ -87,7 +87,7 @@ enum class Error {
 
 } // namespace pandemonium
 
-#include <PandemoniumGlobal.h>
+#include <pandemonium_global.h>
 
 // alloca() is non-standard. When using MSVC, it's in malloc.h.
 #if defined(__linux__) || defined(__APPLE__)
diff --git a/include/core/Dictionary.h b/include/core/dictionary.h
similarity index 96%
rename from include/core/Dictionary.h
rename to include/core/dictionary.h
index 69378d5..3f6b129 100644
--- a/include/core/Dictionary.h
+++ b/include/core/dictionary.h
@@ -1,5 +1,5 @@
 /*************************************************************************/
-/*  Dictionary.h                                                       */
+/*  dictionary.h                                                       */
 /*************************************************************************/
 /*                       This file is part of:                           */
 /*                           PANDEMONIUM ENGINE                                */
@@ -31,8 +31,8 @@
 #ifndef DICTIONARY_H
 #define DICTIONARY_H
 
-#include "Array.h"
-#include "Variant.h"
+#include "array.h"
+#include "variant.h"
 
 #include <gdn/dictionary.h>
 
diff --git a/include/core/Mathp.h b/include/core/math_funcs.h
similarity index 96%
rename from include/core/Mathp.h
rename to include/core/math_funcs.h
index 27b8f94..1df29b8 100644
--- a/include/core/Mathp.h
+++ b/include/core/math_funcs.h
@@ -31,7 +31,7 @@
 #ifndef PANDEMONIUM_MATH_H
 #define PANDEMONIUM_MATH_H
 
-#include "Defs.h"
+#include "defs.h"
 #include <cmath>
 
 namespace pandemonium {
diff --git a/include/core/NodePath.h b/include/core/node_path.h
similarity index 100%
rename from include/core/NodePath.h
rename to include/core/node_path.h
diff --git a/include/core/Pandemonium.h b/include/core/pandemonium.h
similarity index 99%
rename from include/core/Pandemonium.h
rename to include/core/pandemonium.h
index a7934f3..d3c1d4f 100644
--- a/include/core/Pandemonium.h
+++ b/include/core/pandemonium.h
@@ -38,14 +38,14 @@
 #include <nativescript/pandemonium_nativescript.h>
 #include <typeinfo>
 
-#include "CoreTypes.h"
-#include "Ref.h"
-#include "TagDB.h"
-#include "Variant.h"
+#include "core_types.h"
+#include "reference.h"
+#include "tag_db.h"
+#include "variant.h"
 
 #include "Object.h"
 
-#include "PandemoniumGlobal.h"
+#include "pandemonium_global.h"
 
 #include <type_traits>
 
diff --git a/include/core/PandemoniumGlobal.h b/include/core/pandemonium_global.h
similarity index 96%
rename from include/core/PandemoniumGlobal.h
rename to include/core/pandemonium_global.h
index a9a8a81..913a176 100644
--- a/include/core/PandemoniumGlobal.h
+++ b/include/core/pandemonium_global.h
@@ -1,5 +1,5 @@
 /*************************************************************************/
-/*  PandemoniumGlobal.h                                                      */
+/*  pandemonium_global.h                                                      */
 /*************************************************************************/
 /*                       This file is part of:                           */
 /*                           PANDEMONIUM ENGINE                                */
@@ -33,8 +33,8 @@
 
 #include <gdnative_api_struct.gen.h>
 
-#include "Array.h"
-#include "String.h"
+#include "array.h"
+#include "ustring.h"
 
 namespace pandemonium {
 
diff --git a/include/core/PandemoniumProfiling.h b/include/core/pandemonium_profiling.h
similarity index 96%
rename from include/core/PandemoniumProfiling.h
rename to include/core/pandemonium_profiling.h
index adb4a9e..0001171 100644
--- a/include/core/PandemoniumProfiling.h
+++ b/include/core/pandemonium_profiling.h
@@ -1,5 +1,5 @@
 /*************************************************************************/
-/*  PandemoniumProfiling.h                                                   */
+/*  pandemonium_profiling.h                                                   */
 /*************************************************************************/
 /*                       This file is part of:                           */
 /*                           PANDEMONIUM ENGINE                                */
@@ -31,7 +31,7 @@
 #ifndef PANDEMONIUM_PROFILING_HPP
 #define PANDEMONIUM_PROFILING_HPP
 
-#include "Defs.h"
+#include "defs.h"
 
 namespace pandemonium {
 
diff --git a/include/core/Plane.h b/include/core/plane.h
similarity index 99%
rename from include/core/Plane.h
rename to include/core/plane.h
index 1053596..22809aa 100644
--- a/include/core/Plane.h
+++ b/include/core/plane.h
@@ -31,7 +31,7 @@
 #ifndef PLANE_H
 #define PLANE_H
 
-#include "Vector3.h"
+#include "vector3.h"
 
 #include <cmath>
 
diff --git a/include/core/PoolArrays.h b/include/core/pool_arrays.h
similarity index 99%
rename from include/core/PoolArrays.h
rename to include/core/pool_arrays.h
index 9796544..7fd6981 100644
--- a/include/core/PoolArrays.h
+++ b/include/core/pool_arrays.h
@@ -31,14 +31,14 @@
 #ifndef POOLARRAYS_H
 #define POOLARRAYS_H
 
-#include "Defs.h"
+#include "defs.h"
 
-#include "Color.h"
-#include "PandemoniumGlobal.h"
-#include "String.h"
-#include "Vector2.h"
-#include "Vector2i.h"
-#include "Vector3.h"
+#include "color.h"
+#include "pandemonium_global.h"
+#include "ustring.h"
+#include "vector2.h"
+#include "vector2i.h"
+#include "vector3.h"
 
 #include <gdn/pool_arrays.h>
 
diff --git a/include/core/Projection.h b/include/core/projection.h
similarity index 98%
rename from include/core/Projection.h
rename to include/core/projection.h
index 18a8ff8..db29b63 100644
--- a/include/core/Projection.h
+++ b/include/core/projection.h
@@ -31,11 +31,11 @@
 #ifndef CAMERA_MATRIX_H
 #define CAMERA_MATRIX_H
 
-#include "Defs.h"
-#include "Mathp.h"
-#include "Plane.h"
-#include "Rect2.h"
-#include "Transform.h"
+#include "defs.h"
+#include "math_funcs.h"
+#include "plane.h"
+#include "rect2.h"
+#include "transform.h"
 
 #include <vector>
 
diff --git a/include/core/Quaternion.h b/include/core/quaternion.h
similarity index 99%
rename from include/core/Quaternion.h
rename to include/core/quaternion.h
index f8930be..327fdf2 100644
--- a/include/core/Quaternion.h
+++ b/include/core/quaternion.h
@@ -33,9 +33,9 @@
 
 #include <cmath>
 
-#include "Vector3.h"
+#include "vector3.h"
 
-// #include "Basis.h"
+// #include "basis.h"
 
 namespace pandemonium {
 
diff --git a/include/core/Rect2.h b/include/core/rect2.h
similarity index 99%
rename from include/core/Rect2.h
rename to include/core/rect2.h
index bb58779..217a6ab 100644
--- a/include/core/Rect2.h
+++ b/include/core/rect2.h
@@ -31,7 +31,7 @@
 #ifndef RECT2_H
 #define RECT2_H
 
-#include "Vector2.h"
+#include "vector2.h"
 
 #include <cmath>
 
diff --git a/include/core/Rect2i.h b/include/core/rect2i.h
similarity index 96%
rename from include/core/Rect2i.h
rename to include/core/rect2i.h
index 56a7b86..e8cc624 100644
--- a/include/core/Rect2i.h
+++ b/include/core/rect2i.h
@@ -1,5 +1,5 @@
 /*************************************************************************/
-/*  Rect2.h                                                            */
+/*  rect2.h                                                            */
 /*************************************************************************/
 /*                       This file is part of:                           */
 /*                           PANDEMONIUM ENGINE                                */
@@ -31,7 +31,7 @@
 #ifndef RECT2I_H
 #define RECT2I_H
 
-#include "Vector2i.h"
+#include "vector2i.h"
 
 #include <cmath>
 
diff --git a/include/core/Ref.h b/include/core/reference.h
similarity index 99%
rename from include/core/Ref.h
rename to include/core/reference.h
index cf95461..1d7de27 100644
--- a/include/core/Ref.h
+++ b/include/core/reference.h
@@ -31,9 +31,9 @@
 #ifndef REF_H
 #define REF_H
 
-#include "PandemoniumGlobal.h"
+#include "pandemonium_global.h"
 #include "Reference.h"
-#include "Variant.h"
+#include "variant.h"
 
 namespace pandemonium {
 
diff --git a/include/core/RID.h b/include/core/rid.h
similarity index 97%
rename from include/core/RID.h
rename to include/core/rid.h
index d20baf7..f529b18 100644
--- a/include/core/RID.h
+++ b/include/core/rid.h
@@ -1,5 +1,5 @@
 /*************************************************************************/
-/*  RID.h                                                              */
+/*  rid.h                                                              */
 /*************************************************************************/
 /*                       This file is part of:                           */
 /*                           PANDEMONIUM ENGINE                                */
diff --git a/include/core/StringName.h b/include/core/string_name.h
similarity index 97%
rename from include/core/StringName.h
rename to include/core/string_name.h
index 5098277..4ac0a82 100644
--- a/include/core/StringName.h
+++ b/include/core/string_name.h
@@ -1,5 +1,5 @@
 /*************************************************************************/
-/*  String.h                                                           */
+/*  string.h                                                           */
 /*************************************************************************/
 /*                       This file is part of:                           */
 /*                           PANDEMONIUM ENGINE                                */
diff --git a/include/core/TagDB.h b/include/core/tag_db.h
similarity index 100%
rename from include/core/TagDB.h
rename to include/core/tag_db.h
diff --git a/include/core/Transform.h b/include/core/transform.h
similarity index 98%
rename from include/core/Transform.h
rename to include/core/transform.h
index ce65e85..767936c 100644
--- a/include/core/Transform.h
+++ b/include/core/transform.h
@@ -31,10 +31,10 @@
 #ifndef TRANSFORM_H
 #define TRANSFORM_H
 
-#include "Basis.h"
+#include "basis.h"
 
-#include "AABB.h"
-#include "Plane.h"
+#include "aabb.h"
+#include "plane.h"
 
 namespace pandemonium {
 
diff --git a/include/core/Transform2D.h b/include/core/transform_2d.h
similarity index 99%
rename from include/core/Transform2D.h
rename to include/core/transform_2d.h
index 4fd8733..c2d5078 100644
--- a/include/core/Transform2D.h
+++ b/include/core/transform_2d.h
@@ -31,7 +31,7 @@
 #ifndef TRANSFORM2D_H
 #define TRANSFORM2D_H
 
-#include "Vector2.h"
+#include "vector2.h"
 
 namespace pandemonium {
 
diff --git a/include/core/String.h b/include/core/ustring.h
similarity index 100%
rename from include/core/String.h
rename to include/core/ustring.h
diff --git a/include/core/Variant.h b/include/core/variant.h
similarity index 94%
rename from include/core/Variant.h
rename to include/core/variant.h
index 3ce6218..8052251 100644
--- a/include/core/Variant.h
+++ b/include/core/variant.h
@@ -33,28 +33,28 @@
 
 #include <gdn/variant.h>
 
-#include "Defs.h"
+#include "defs.h"
 
-#include "AABB.h"
-#include "Basis.h"
-#include "Color.h"
-#include "NodePath.h"
-#include "Plane.h"
-#include "PoolArrays.h"
-#include "Projection.h"
-#include "Quaternion.h"
-#include "RID.h"
-#include "Rect2.h"
-#include "Rect2i.h"
-#include "String.h"
-#include "Transform.h"
-#include "Transform2D.h"
-#include "Vector2.h"
-#include "Vector2i.h"
-#include "Vector3.h"
-#include "Vector3i.h"
-#include "Vector4.h"
-#include "Vector4i.h"
+#include "aabb.h"
+#include "basis.h"
+#include "color.h"
+#include "node_path.h"
+#include "plane.h"
+#include "pool_arrays.h"
+#include "projection.h"
+#include "quaternion.h"
+#include "rid.h"
+#include "rect2.h"
+#include "rect2i.h"
+#include "ustring.h"
+#include "transform.h"
+#include "transform_2d.h"
+#include "vector2.h"
+#include "vector2i.h"
+#include "vector3.h"
+#include "vector3i.h"
+#include "vector4.h"
+#include "vector4i.h"
 
 namespace pandemonium {
 
diff --git a/include/core/Vector2.h b/include/core/vector2.h
similarity index 99%
rename from include/core/Vector2.h
rename to include/core/vector2.h
index acb6fe5..d536e96 100644
--- a/include/core/Vector2.h
+++ b/include/core/vector2.h
@@ -33,9 +33,9 @@
 
 #include <gdn/vector2.h>
 
-#include "Defs.h"
+#include "defs.h"
 
-#include <Mathp.h>
+#include <math_funcs.h>
 
 namespace pandemonium {
 
diff --git a/include/core/Vector2i.h b/include/core/vector2i.h
similarity index 96%
rename from include/core/Vector2i.h
rename to include/core/vector2i.h
index c075cf0..914014f 100644
--- a/include/core/Vector2i.h
+++ b/include/core/vector2i.h
@@ -1,5 +1,5 @@
 /*************************************************************************/
-/*  Vector2.h                                                          */
+/*  vector2.h                                                          */
 /*************************************************************************/
 /*                       This file is part of:                           */
 /*                           PANDEMONIUM ENGINE                                */
@@ -33,9 +33,9 @@
 
 #include <gdn/vector2i.h>
 
-#include "Defs.h"
+#include "defs.h"
 
-#include <Mathp.h>
+#include <math_funcs.h>
 
 namespace pandemonium {
 
diff --git a/include/core/Vector3.h b/include/core/vector3.h
similarity index 99%
rename from include/core/Vector3.h
rename to include/core/vector3.h
index 5540272..8ae90d8 100644
--- a/include/core/Vector3.h
+++ b/include/core/vector3.h
@@ -33,9 +33,9 @@
 
 #include <gdn/vector3.h>
 
-#include "Defs.h"
+#include "defs.h"
 
-#include <Mathp.h>
+#include <math_funcs.h>
 
 namespace pandemonium {
 
diff --git a/include/core/Vector3i.h b/include/core/vector3i.h
similarity index 96%
rename from include/core/Vector3i.h
rename to include/core/vector3i.h
index 7d000cd..7533059 100644
--- a/include/core/Vector3i.h
+++ b/include/core/vector3i.h
@@ -1,5 +1,5 @@
 /*************************************************************************/
-/*  Vector2.h                                                          */
+/*  vector2.h                                                          */
 /*************************************************************************/
 /*                       This file is part of:                           */
 /*                           PANDEMONIUM ENGINE                                */
@@ -33,9 +33,9 @@
 
 #include <gdn/vector3i.h>
 
-#include "Defs.h"
+#include "defs.h"
 
-#include <Mathp.h>
+#include <math_funcs.h>
 
 namespace pandemonium {
 
diff --git a/include/core/Vector4.h b/include/core/vector4.h
similarity index 96%
rename from include/core/Vector4.h
rename to include/core/vector4.h
index a5d773c..86d14e2 100644
--- a/include/core/Vector4.h
+++ b/include/core/vector4.h
@@ -1,5 +1,5 @@
 /*************************************************************************/
-/*  Vector2.h                                                          */
+/*  vector2.h                                                          */
 /*************************************************************************/
 /*                       This file is part of:                           */
 /*                           PANDEMONIUM ENGINE                                */
@@ -33,9 +33,9 @@
 
 #include <gdn/vector4.h>
 
-#include "Defs.h"
+#include "defs.h"
 
-#include <Mathp.h>
+#include <math_funcs.h>
 
 namespace pandemonium {
 
diff --git a/include/core/Vector4i.h b/include/core/vector4i.h
similarity index 96%
rename from include/core/Vector4i.h
rename to include/core/vector4i.h
index 2ea9543..63dc755 100644
--- a/include/core/Vector4i.h
+++ b/include/core/vector4i.h
@@ -1,5 +1,5 @@
 /*************************************************************************/
-/*  Vector2.h                                                          */
+/*  vector2.h                                                          */
 /*************************************************************************/
 /*                       This file is part of:                           */
 /*                           PANDEMONIUM ENGINE                                */
@@ -33,9 +33,9 @@
 
 #include <gdn/vector4i.h>
 
-#include "Defs.h"
+#include "defs.h"
 
-#include <Mathp.h>
+#include <math_funcs.h>
 
 namespace pandemonium {
 
diff --git a/include/core/Wrapped.h b/include/core/wrapped.h
similarity index 97%
rename from include/core/Wrapped.h
rename to include/core/wrapped.h
index e218b67..f2e0e02 100644
--- a/include/core/Wrapped.h
+++ b/include/core/wrapped.h
@@ -1,5 +1,5 @@
 /*************************************************************************/
-/*  Wrapped.h                                                          */
+/*  wrapped.h                                                          */
 /*************************************************************************/
 /*                       This file is part of:                           */
 /*                           PANDEMONIUM ENGINE                                */
diff --git a/src/core/AABB.cpp b/src/core/aabb.cpp
similarity index 99%
rename from src/core/AABB.cpp
rename to src/core/aabb.cpp
index c6100f8..4bbe18b 100644
--- a/src/core/AABB.cpp
+++ b/src/core/aabb.cpp
@@ -28,9 +28,9 @@
 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
 /*************************************************************************/
 
-#include "AABB.h"
-#include "Plane.h"
-#include "Vector3.h"
+#include "aabb.h"
+#include "plane.h"
+#include "vector3.h"
 
 #include <algorithm>
 
diff --git a/src/core/Array.cpp b/src/core/array.cpp
similarity index 98%
rename from src/core/Array.cpp
rename to src/core/array.cpp
index f1b3a1a..6ebfd89 100644
--- a/src/core/Array.cpp
+++ b/src/core/array.cpp
@@ -28,10 +28,10 @@
 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
 /*************************************************************************/
 
-#include "Array.h"
-#include "PandemoniumGlobal.h"
-#include "Variant.h"
-#include "String.h"
+#include "array.h"
+#include "pandemonium_global.h"
+#include "variant.h"
+#include "ustring.h"
 
 #include <cstdlib>
 
diff --git a/src/core/Basis.cpp b/src/core/basis.cpp
similarity index 99%
rename from src/core/Basis.cpp
rename to src/core/basis.cpp
index f295885..bf270a9 100644
--- a/src/core/Basis.cpp
+++ b/src/core/basis.cpp
@@ -28,10 +28,10 @@
 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
 /*************************************************************************/
 
-#include "Basis.h"
-#include "Defs.h"
-#include "Quaternion.h"
-#include "Vector3.h"
+#include "basis.h"
+#include "defs.h"
+#include "quaternion.h"
+#include "vector3.h"
 
 #include <algorithm>
 
@@ -636,7 +636,7 @@ Basis::Basis(const Vector3 &p_euler) {
 
 } // namespace pandemonium
 
-#include "Quaternion.h"
+#include "quaternion.h"
 
 namespace pandemonium {
 
diff --git a/src/core/Color.cpp b/src/core/color.cpp
similarity index 99%
rename from src/core/Color.cpp
rename to src/core/color.cpp
index ef6ef6a..ed6d715 100644
--- a/src/core/Color.cpp
+++ b/src/core/color.cpp
@@ -28,9 +28,9 @@
 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
 /*************************************************************************/
 
-#include "Color.h"
-#include "Defs.h"
-#include "String.h"
+#include "color.h"
+#include "defs.h"
+#include "ustring.h"
 
 #include <gdn/color.h>
 #include <cmath>
diff --git a/src/core/Dictionary.cpp b/src/core/dictionary.cpp
similarity index 98%
rename from src/core/Dictionary.cpp
rename to src/core/dictionary.cpp
index 1dec099..8e32ea1 100644
--- a/src/core/Dictionary.cpp
+++ b/src/core/dictionary.cpp
@@ -28,10 +28,10 @@
 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
 /*************************************************************************/
 
-#include "Dictionary.h"
-#include "Array.h"
-#include "PandemoniumGlobal.h"
-#include "Variant.h"
+#include "dictionary.h"
+#include "array.h"
+#include "pandemonium_global.h"
+#include "variant.h"
 
 namespace pandemonium {
 
diff --git a/src/core/NodePath.cpp b/src/core/node_path.cpp
similarity index 98%
rename from src/core/NodePath.cpp
rename to src/core/node_path.cpp
index e69005b..a59f7a5 100644
--- a/src/core/NodePath.cpp
+++ b/src/core/node_path.cpp
@@ -28,9 +28,9 @@
 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
 /*************************************************************************/
 
-#include "NodePath.h"
-#include "PandemoniumGlobal.h"
-#include "String.h"
+#include "node_path.h"
+#include "pandemonium_global.h"
+#include "ustring.h"
 
 #include <gdn/node_path.h>
 
diff --git a/src/core/PandemoniumGlobal.cpp b/src/core/pandemonium_global.cpp
similarity index 98%
rename from src/core/PandemoniumGlobal.cpp
rename to src/core/pandemonium_global.cpp
index 93aaff7..0556c24 100644
--- a/src/core/PandemoniumGlobal.cpp
+++ b/src/core/pandemonium_global.cpp
@@ -28,12 +28,12 @@
 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
 /*************************************************************************/
 
-#include "PandemoniumGlobal.h"
+#include "pandemonium_global.h"
 
-#include "String.h"
-#include "Array.h"
+#include "ustring.h"
+#include "array.h"
 
-#include "Wrapped.h"
+#include "wrapped.h"
 
 static GDCALLINGCONV void *wrapper_create(void *data, const void *type_tag, pandemonium_object *instance) {
 	pandemonium::_Wrapped *wrapper_memory = (pandemonium::_Wrapped *)pandemonium::api->pandemonium_alloc(sizeof(pandemonium::_Wrapped));
diff --git a/src/core/PandemoniumProfiling.cpp b/src/core/pandemonium_profiling.cpp
similarity index 92%
rename from src/core/PandemoniumProfiling.cpp
rename to src/core/pandemonium_profiling.cpp
index 9162d72..1dbe55c 100644
--- a/src/core/PandemoniumProfiling.cpp
+++ b/src/core/pandemonium_profiling.cpp
@@ -1,5 +1,5 @@
 
-#include "PandemoniumProfiling.h"
+#include "pandemonium_profiling.h"
 
 #include "OS.h"
 
diff --git a/src/core/Plane.cpp b/src/core/plane.cpp
similarity index 99%
rename from src/core/Plane.cpp
rename to src/core/plane.cpp
index d3ef80e..3d6a94d 100644
--- a/src/core/Plane.cpp
+++ b/src/core/plane.cpp
@@ -28,9 +28,9 @@
 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
 /*************************************************************************/
 
-#include "Plane.h"
+#include "plane.h"
 
-#include "Mathp.h"
+#include "math_funcs.h"
 
 #include <cmath>
 
diff --git a/src/core/PoolArrays.cpp b/src/core/pool_arrays.cpp
similarity index 99%
rename from src/core/PoolArrays.cpp
rename to src/core/pool_arrays.cpp
index dff3bcc..53656a9 100644
--- a/src/core/PoolArrays.cpp
+++ b/src/core/pool_arrays.cpp
@@ -28,14 +28,14 @@
 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
 /*************************************************************************/
 
-#include "PoolArrays.h"
-#include "Color.h"
-#include "Defs.h"
-#include "PandemoniumGlobal.h"
-#include "String.h"
-#include "Vector2.h"
-#include "Vector2i.h"
-#include "Vector3.h"
+#include "pool_arrays.h"
+#include "color.h"
+#include "defs.h"
+#include "pandemonium_global.h"
+#include "ustring.h"
+#include "vector2.h"
+#include "vector2i.h"
+#include "vector3.h"
 
 #include <gdn/pool_arrays.h>
 
diff --git a/src/core/Projection.cpp b/src/core/projection.cpp
similarity index 99%
rename from src/core/Projection.cpp
rename to src/core/projection.cpp
index 07465a3..7b9711c 100644
--- a/src/core/Projection.cpp
+++ b/src/core/projection.cpp
@@ -28,7 +28,7 @@
 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
 /*************************************************************************/
 
-#include "Projection.h"
+#include "projection.h"
 
 void Projection::set_identity() {
 	for (int i = 0; i < 4; i++) {
diff --git a/src/core/Quaternion.cpp b/src/core/quaternion.cpp
similarity index 99%
rename from src/core/Quaternion.cpp
rename to src/core/quaternion.cpp
index bf42196..d13a85e 100644
--- a/src/core/Quaternion.cpp
+++ b/src/core/quaternion.cpp
@@ -28,10 +28,10 @@
 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
 /*************************************************************************/
 
-#include "Quaternion.h"
-#include "Basis.h"
-#include "Defs.h"
-#include "Vector3.h"
+#include "quaternion.h"
+#include "basis.h"
+#include "defs.h"
+#include "vector3.h"
 
 #include <cmath>
 
diff --git a/src/core/Rect2.cpp b/src/core/rect2.cpp
similarity index 98%
rename from src/core/Rect2.cpp
rename to src/core/rect2.cpp
index e272b14..84521d6 100644
--- a/src/core/Rect2.cpp
+++ b/src/core/rect2.cpp
@@ -28,10 +28,10 @@
 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
 /*************************************************************************/
 
-#include "Rect2.h"
-#include "String.h"
-#include "Transform2D.h"
-#include "Vector2.h"
+#include "rect2.h"
+#include "ustring.h"
+#include "transform_2d.h"
+#include "vector2.h"
 
 #include <cmath>
 
diff --git a/src/core/Rect2i.cpp b/src/core/rect2i.cpp
similarity index 97%
rename from src/core/Rect2i.cpp
rename to src/core/rect2i.cpp
index 1660358..5410d4b 100644
--- a/src/core/Rect2i.cpp
+++ b/src/core/rect2i.cpp
@@ -28,9 +28,9 @@
 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
 /*************************************************************************/
 
-#include "Rect2i.h"
-#include "String.h"
-#include "Vector2i.h"
+#include "rect2i.h"
+#include "ustring.h"
+#include "vector2i.h"
 
 namespace pandemonium {
 
diff --git a/src/core/RID.cpp b/src/core/rid.cpp
similarity index 98%
rename from src/core/RID.cpp
rename to src/core/rid.cpp
index 1f7eb26..65d9cb1 100644
--- a/src/core/RID.cpp
+++ b/src/core/rid.cpp
@@ -28,11 +28,11 @@
 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
 /*************************************************************************/
 
-#include "RID.h"
+#include "rid.h"
 
 #include <gdn/rid.h>
 
-#include "PandemoniumGlobal.h"
+#include "pandemonium_global.h"
 
 namespace pandemonium {
 
diff --git a/src/core/StringName.cpp b/src/core/string_name.cpp
similarity index 96%
rename from src/core/StringName.cpp
rename to src/core/string_name.cpp
index 3bacb94..466a5b3 100644
--- a/src/core/StringName.cpp
+++ b/src/core/string_name.cpp
@@ -28,13 +28,13 @@
 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
 /*************************************************************************/
 
-#include "StringName.h"
+#include "string_name.h"
 
-#include "Array.h"
-#include "PandemoniumGlobal.h"
-#include "NodePath.h"
-#include "PoolArrays.h"
-#include "Variant.h"
+#include "array.h"
+#include "pandemonium_global.h"
+#include "node_path.h"
+#include "pool_arrays.h"
+#include "variant.h"
 
 #include <gdn/string.h>
 
diff --git a/src/core/TagDB.cpp b/src/core/tag_db.cpp
similarity index 98%
rename from src/core/TagDB.cpp
rename to src/core/tag_db.cpp
index e5dc732..b65efb5 100644
--- a/src/core/TagDB.cpp
+++ b/src/core/tag_db.cpp
@@ -28,11 +28,11 @@
 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
 /*************************************************************************/
 
-#include "TagDB.h"
+#include "tag_db.h"
 
 #include <unordered_map>
 
-#include <PandemoniumGlobal.h>
+#include <pandemonium_global.h>
 
 namespace pandemonium {
 
diff --git a/src/core/Transform.cpp b/src/core/transform.cpp
similarity index 98%
rename from src/core/Transform.cpp
rename to src/core/transform.cpp
index d825c20..cbce8a8 100644
--- a/src/core/Transform.cpp
+++ b/src/core/transform.cpp
@@ -28,14 +28,14 @@
 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
 /*************************************************************************/
 
-#include "Transform.h"
+#include "transform.h"
 
-#include "Basis.h"
+#include "basis.h"
 
-#include "AABB.h"
-#include "Plane.h"
+#include "aabb.h"
+#include "plane.h"
 
-#include "Quaternion.h"
+#include "quaternion.h"
 
 namespace pandemonium {
 
diff --git a/src/core/Transform2D.cpp b/src/core/transform_2d.cpp
similarity index 99%
rename from src/core/Transform2D.cpp
rename to src/core/transform_2d.cpp
index cb71efc..aef0a31 100644
--- a/src/core/Transform2D.cpp
+++ b/src/core/transform_2d.cpp
@@ -28,10 +28,10 @@
 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
 /*************************************************************************/
 
-#include "Transform2D.h"
-#include "Rect2.h"
-#include "String.h"
-#include "Vector2.h"
+#include "transform_2d.h"
+#include "rect2.h"
+#include "ustring.h"
+#include "vector2.h"
 
 #include <algorithm>
 
diff --git a/src/core/String.cpp b/src/core/ustring.cpp
similarity index 99%
rename from src/core/String.cpp
rename to src/core/ustring.cpp
index b54a039..f7d7d5b 100644
--- a/src/core/String.cpp
+++ b/src/core/ustring.cpp
@@ -28,13 +28,13 @@
 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
 /*************************************************************************/
 
-#include "String.h"
+#include "ustring.h"
 
-#include "Array.h"
-#include "PandemoniumGlobal.h"
-#include "NodePath.h"
-#include "PoolArrays.h"
-#include "Variant.h"
+#include "array.h"
+#include "pandemonium_global.h"
+#include "node_path.h"
+#include "pool_arrays.h"
+#include "variant.h"
 
 #include <gdn/string.h>
 
diff --git a/src/core/Variant.cpp b/src/core/variant.cpp
similarity index 99%
rename from src/core/Variant.cpp
rename to src/core/variant.cpp
index 3b87a7e..31045ba 100644
--- a/src/core/Variant.cpp
+++ b/src/core/variant.cpp
@@ -28,13 +28,13 @@
 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
 /*************************************************************************/
 
-#include "Variant.h"
+#include "variant.h"
 
 #include <gdn/variant.h>
 
-#include "CoreTypes.h"
-#include "Defs.h"
-#include "PandemoniumGlobal.h"
+#include "core_types.h"
+#include "defs.h"
+#include "pandemonium_global.h"
 #include "Object.h"
 
 namespace pandemonium {
diff --git a/src/core/Vector2.cpp b/src/core/vector2.cpp
similarity index 98%
rename from src/core/Vector2.cpp
rename to src/core/vector2.cpp
index ede46c7..4cf54d1 100644
--- a/src/core/Vector2.cpp
+++ b/src/core/vector2.cpp
@@ -28,11 +28,11 @@
 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
 /*************************************************************************/
 
-#include "Vector2.h"
+#include "vector2.h"
 
 #include <gdn/vector2.h>
 
-#include "String.h"
+#include "ustring.h"
 
 namespace pandemonium {
 
diff --git a/src/core/Vector2i.cpp b/src/core/vector2i.cpp
similarity index 98%
rename from src/core/Vector2i.cpp
rename to src/core/vector2i.cpp
index f04d669..0f1aff8 100644
--- a/src/core/Vector2i.cpp
+++ b/src/core/vector2i.cpp
@@ -28,11 +28,11 @@
 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
 /*************************************************************************/
 
-#include "Vector2i.h"
+#include "vector2i.h"
 
 #include <gdn/vector2i.h>
 
-#include "String.h"
+#include "ustring.h"
 
 namespace pandemonium {
 
diff --git a/src/core/Vector3.cpp b/src/core/vector3.cpp
similarity index 98%
rename from src/core/Vector3.cpp
rename to src/core/vector3.cpp
index 0e214b9..9dd805d 100644
--- a/src/core/Vector3.cpp
+++ b/src/core/vector3.cpp
@@ -28,13 +28,13 @@
 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
 /*************************************************************************/
 
-#include "Vector3.h"
+#include "vector3.h"
 
-#include "String.h"
+#include "ustring.h"
 
 #include <stdlib.h>
 
-#include "Basis.h"
+#include "basis.h"
 
 namespace pandemonium {
 
diff --git a/src/core/Vector3i.cpp b/src/core/vector3i.cpp
similarity index 98%
rename from src/core/Vector3i.cpp
rename to src/core/vector3i.cpp
index 94c05cd..0aa95ce 100644
--- a/src/core/Vector3i.cpp
+++ b/src/core/vector3i.cpp
@@ -28,11 +28,11 @@
 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
 /*************************************************************************/
 
-#include "Vector3i.h"
+#include "vector3i.h"
 
 #include <gdn/vector3i.h>
 
-#include "String.h"
+#include "ustring.h"
 
 namespace pandemonium {
 
diff --git a/src/core/Vector4.cpp b/src/core/vector4.cpp
similarity index 98%
rename from src/core/Vector4.cpp
rename to src/core/vector4.cpp
index 930b37a..83e0b27 100644
--- a/src/core/Vector4.cpp
+++ b/src/core/vector4.cpp
@@ -28,11 +28,11 @@
 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
 /*************************************************************************/
 
-#include "Vector4.h"
+#include "vector4.h"
 
 #include <gdn/vector4.h>
 
-#include "String.h"
+#include "ustring.h"
 
 namespace pandemonium {
 
diff --git a/src/core/Vector4i.cpp b/src/core/vector4i.cpp
similarity index 98%
rename from src/core/Vector4i.cpp
rename to src/core/vector4i.cpp
index 4c1a6be..c6a4ace 100644
--- a/src/core/Vector4i.cpp
+++ b/src/core/vector4i.cpp
@@ -28,11 +28,11 @@
 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
 /*************************************************************************/
 
-#include "Vector4i.h"
+#include "vector4i.h"
 
 #include <gdn/vector4i.h>
 
-#include "String.h"
+#include "ustring.h"
 
 namespace pandemonium {
 
diff --git a/test/src/init.cpp b/test/src/init.cpp
index a8be237..872dd5d 100644
--- a/test/src/init.cpp
+++ b/test/src/init.cpp
@@ -28,7 +28,7 @@
 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
 /*************************************************************************/
 
-#include <Pandemonium.h>
+#include <pandemonium.h>
 #include <Reference.h>
 
 using namespace pandemonium;