diff --git a/dlangui-msvc.visualdproj b/dlangui-msvc.visualdproj
index 6d624519..36161889 100644
--- a/dlangui-msvc.visualdproj
+++ b/dlangui-msvc.visualdproj
@@ -72,7 +72,7 @@
   <debuglevel>0</debuglevel>
   <debugids />
   <versionlevel>0</versionlevel>
-  <versionids>EmbedStandardResources ForceLogs USE_OPENGL</versionids>
+  <versionids>EmbedStandardResources ForceLogs</versionids>
   <dump_source>0</dump_source>
   <mapverbosity>0</mapverbosity>
   <createImplib>0</createImplib>
@@ -378,7 +378,7 @@
   <debuglevel>0</debuglevel>
   <debugids />
   <versionlevel>0</versionlevel>
-  <versionids>EmbedStandardResources ForceLogs USE_OPENGL</versionids>
+  <versionids>EmbedStandardResources ForceLogs</versionids>
   <dump_source>0</dump_source>
   <mapverbosity>0</mapverbosity>
   <createImplib>0</createImplib>
diff --git a/dub.json b/dub.json
index 868539f3..90c0085d 100644
--- a/dub.json
+++ b/dub.json
@@ -65,8 +65,8 @@
         {
             "name": "minimal",
             "versions": ["EmbedStandardResources", "ForceLogs"],
-            "versions-posix": ["USE_SDL", "USE_FREETYPE", "USE_OPENGL"],
-            "versions-windows": ["Unicode"],
+            "versions-posix": ["USE_SDL", "USE_FREETYPE", "NO_OPENGL"],
+            "versions-windows": ["Unicode" ,"NO_OPENGL"],
             "dependencies-posix": {
                 "derelict-gl3": "~>1.0.18",
                 "derelict-sdl2": "~>1.9.7",
diff --git a/examples/d3d/d3d-msvc.visualdproj b/examples/d3d/d3d-msvc.visualdproj
index 20d53180..6d39644a 100644
--- a/examples/d3d/d3d-msvc.visualdproj
+++ b/examples/d3d/d3d-msvc.visualdproj
@@ -72,7 +72,7 @@
   <debuglevel>0</debuglevel>
   <debugids />
   <versionlevel>0</versionlevel>
-  <versionids> EmbedStandardResources USE_OPENGL</versionids>
+  <versionids />
   <dump_source>0</dump_source>
   <mapverbosity>0</mapverbosity>
   <createImplib>0</createImplib>
@@ -276,7 +276,7 @@
   <debuglevel>0</debuglevel>
   <debugids />
   <versionlevel>0</versionlevel>
-  <versionids> EmbedStandardResources</versionids>
+  <versionids />
   <dump_source>0</dump_source>
   <mapverbosity>0</mapverbosity>
   <createImplib>0</createImplib>
diff --git a/examples/d3d/src/d3d.d b/examples/d3d/src/d3d.d
index eb1d5ab9..6f96ec10 100644
--- a/examples/d3d/src/d3d.d
+++ b/examples/d3d/src/d3d.d
@@ -29,7 +29,11 @@ extern (C) int UIAppMain(string[] args) {
 
     // create window
     Window window = Platform.instance.createWindow("DlangUI example - 3D Application", null, WindowFlag.Resizable, 600, 500);
-    window.mainWidget = new UiWidget();
+    static if (ENABLE_OPENGL) {
+        window.mainWidget = new UiWidget();
+    } else {
+        window.mainWidget = new TextWidget("error", "Please build with OpenGL enabled"d);
+    }
 
     //MeshPart part = new MeshPart();
 
@@ -40,6 +44,8 @@ extern (C) int UIAppMain(string[] args) {
     return Platform.instance.enterMessageLoop();
 }
 
+static if (ENABLE_OPENGL):
+
 class UiWidget : VerticalLayout, CellVisitor {
     this() {
         super("OpenGLView");
diff --git a/examples/d3d/src/dminer/core/blocks.d b/examples/d3d/src/dminer/core/blocks.d
index f1866525..e89ab10c 100644
--- a/examples/d3d/src/dminer/core/blocks.d
+++ b/examples/d3d/src/dminer/core/blocks.d
@@ -1,5 +1,8 @@
 module dminer.core.blocks;
 
+public import dlangui.core.config;
+static if (ENABLE_OPENGL):
+
 import dminer.core.minetypes;
 import dminer.core.world;
 import dlangui.graphics.scene.mesh;
diff --git a/examples/d3d/src/dminer/core/minetypes.d b/examples/d3d/src/dminer/core/minetypes.d
index 91091854..88fef484 100644
--- a/examples/d3d/src/dminer/core/minetypes.d
+++ b/examples/d3d/src/dminer/core/minetypes.d
@@ -1,5 +1,8 @@
 module dminer.core.minetypes;
 
+public import dlangui.core.config;
+static if (ENABLE_OPENGL):
+
 alias cell_t = ubyte;
 
 immutable cell_t NO_CELL = 0;
diff --git a/examples/d3d/src/dminer/core/world.d b/examples/d3d/src/dminer/core/world.d
index 41d7e6f2..b5da0387 100644
--- a/examples/d3d/src/dminer/core/world.d
+++ b/examples/d3d/src/dminer/core/world.d
@@ -1,5 +1,8 @@
 module dminer.core.world;
 
+public import dlangui.core.config;
+static if (ENABLE_OPENGL):
+
 import dminer.core.minetypes;
 import dminer.core.blocks;
 
@@ -225,8 +228,8 @@ struct DiamondVisitor {
         //int index = diamondIndex(v, maxDistBits);
         if (visited_ptr[index] == visitedOccupied)// || cell == visitedEmpty)
             return;
-        if (v * position.direction.forward < dist / 3)
-            return;
+        //if (v * position.direction.forward < dist / 3)
+        //    return;
         Vector3d pos = pos0 + v;
         cell_t cell = world.getCell(pos);
 
diff --git a/src/dlangui/core/config.d b/src/dlangui/core/config.d
index 46c05c45..24b0008f 100644
--- a/src/dlangui/core/config.d
+++ b/src/dlangui/core/config.d
@@ -59,28 +59,44 @@ version (USE_SDL) {
     // no backend selected: set default based on platform
     version (Windows) {
         // For Windows
-        enum ENABLE_OPENGL = true;
+        version (NO_OPENGL) {
+            enum ENABLE_OPENGL = false;
+        } else {
+            enum ENABLE_OPENGL = true;
+        }
         enum BACKEND_SDL = false;
         enum BACKEND_X11 = false;
         enum BACKEND_DSFML = false;
         enum BACKEND_WIN32 = true;
     } else version(linux) {
         // Default for Linux: use SDL and OpenGL
-        enum ENABLE_OPENGL = true;
+        version (NO_OPENGL) {
+            enum ENABLE_OPENGL = false;
+        } else {
+            enum ENABLE_OPENGL = true;
+        }
         enum BACKEND_SDL = true;
         enum BACKEND_X11 = false;
         enum BACKEND_DSFML = false;
         enum BACKEND_WIN32 = false;
     } else version(OSX) {
         // Default: use SDL and OpenGL
-        enum ENABLE_OPENGL = true;
+        version (NO_OPENGL) {
+            enum ENABLE_OPENGL = false;
+        } else {
+            enum ENABLE_OPENGL = true;
+        }
         enum BACKEND_SDL = true;
         enum BACKEND_X11 = false;
         enum BACKEND_DSFML = false;
         enum BACKEND_WIN32 = false;
     } else {
         // Unknown platform: use SDL and OpenGL
-        enum ENABLE_OPENGL = true;
+        version (NO_OPENGL) {
+            enum ENABLE_OPENGL = false;
+        } else {
+            enum ENABLE_OPENGL = true;
+        }
         enum BACKEND_SDL = true;
         enum BACKEND_X11 = false;
         enum BACKEND_DSFML = false;
diff --git a/src/dlangui/graphics/scene/camera.d b/src/dlangui/graphics/scene/camera.d
index cbf595bc..b64dcd5a 100644
--- a/src/dlangui/graphics/scene/camera.d
+++ b/src/dlangui/graphics/scene/camera.d
@@ -1,5 +1,8 @@
 module dlangui.graphics.scene.camera;
 
+public import dlangui.core.config;
+static if (ENABLE_OPENGL):
+
 import dlangui.graphics.scene.node;
 
 import dlangui.core.math3d;
diff --git a/src/dlangui/graphics/scene/drawableobject.d b/src/dlangui/graphics/scene/drawableobject.d
index 92a37d8f..bc73a92f 100644
--- a/src/dlangui/graphics/scene/drawableobject.d
+++ b/src/dlangui/graphics/scene/drawableobject.d
@@ -1,12 +1,17 @@
 module dlangui.graphics.scene.drawableobject;
 
-public import dlangui.core.types;
-public import dlangui.graphics.scene.node;
+import dlangui.core.config;
+static if (ENABLE_OPENGL):
+
+import dlangui.core.types;
 
 /// Reference counted DrawableObject
 alias DrawableObjectRef = Ref!DrawableObject;
 
 class DrawableObject : RefCountedObject {
+
+    import dlangui.graphics.scene.node;
+
     this() {
     }
     void draw(Node3d node, bool wireframe) {
diff --git a/src/dlangui/graphics/scene/fbximport.d b/src/dlangui/graphics/scene/fbximport.d
index 82d6bc24..8667f678 100644
--- a/src/dlangui/graphics/scene/fbximport.d
+++ b/src/dlangui/graphics/scene/fbximport.d
@@ -1,5 +1,8 @@
 module dlangui.graphics.scene.fbximport;
 
+public import dlangui.core.config;
+static if (ENABLE_OPENGL):
+
 import dlangui.core.logger;
 import dlangui.core.math3d;
 import dlangui.dml.tokenizer;
diff --git a/src/dlangui/graphics/scene/light.d b/src/dlangui/graphics/scene/light.d
index b22ba6f6..7c8b7e8e 100644
--- a/src/dlangui/graphics/scene/light.d
+++ b/src/dlangui/graphics/scene/light.d
@@ -1,8 +1,10 @@
 module dlangui.graphics.scene.light;
 
+public import dlangui.core.config;
+static if (ENABLE_OPENGL):
+
 import dlangui.core.math3d;
 import dlangui.core.types;
-import dlangui.graphics.scene.node;
 
 import std.conv : to;
 
@@ -17,6 +19,8 @@ alias LightRef = Ref!Light;
 
 class Light : RefCountedObject {
 
+    import dlangui.graphics.scene.node;
+
     protected Node3d _node;
 
     protected vec3 _color;
diff --git a/src/dlangui/graphics/scene/material.d b/src/dlangui/graphics/scene/material.d
index c0706e57..ae27b3d7 100644
--- a/src/dlangui/graphics/scene/material.d
+++ b/src/dlangui/graphics/scene/material.d
@@ -1,6 +1,7 @@
 module dlangui.graphics.scene.material;
 
 public import dlangui.core.config;
+static if (ENABLE_OPENGL):
 
 import dlangui.core.types;
 import dlangui.core.logger;
diff --git a/src/dlangui/graphics/scene/mesh.d b/src/dlangui/graphics/scene/mesh.d
index 79ac1104..91146ca9 100644
--- a/src/dlangui/graphics/scene/mesh.d
+++ b/src/dlangui/graphics/scene/mesh.d
@@ -1,5 +1,8 @@
 module dlangui.graphics.scene.mesh;
 
+public import dlangui.core.config;
+static if (ENABLE_OPENGL):
+
 import dlangui.core.math3d;
 import dlangui.core.types;
 //import dlangui.graphics.scene.material;
diff --git a/src/dlangui/graphics/scene/model.d b/src/dlangui/graphics/scene/model.d
index 5c081c38..8679e434 100644
--- a/src/dlangui/graphics/scene/model.d
+++ b/src/dlangui/graphics/scene/model.d
@@ -1,5 +1,8 @@
 module dlangui.graphics.scene.model;
 
+public import dlangui.core.config;
+static if (ENABLE_OPENGL):
+
 import dlangui.graphics.scene.drawableobject;
 import dlangui.graphics.scene.mesh;
 import dlangui.graphics.scene.material;
diff --git a/src/dlangui/graphics/scene/node.d b/src/dlangui/graphics/scene/node.d
index 1fc568a6..23a14176 100644
--- a/src/dlangui/graphics/scene/node.d
+++ b/src/dlangui/graphics/scene/node.d
@@ -1,16 +1,20 @@
 module dlangui.graphics.scene.node;
 
+public import dlangui.core.config;
+static if (ENABLE_OPENGL):
+
 import dlangui.core.math3d;
 
 import dlangui.graphics.scene.transform;
-import dlangui.core.collections;
-import dlangui.graphics.scene.scene3d;
-import dlangui.graphics.scene.drawableobject;
-import dlangui.graphics.scene.light;
-import dlangui.graphics.scene.camera;
 
 /// 3D scene node
 class Node3d : Transform {
+    import dlangui.core.collections;
+    import dlangui.graphics.scene.scene3d;
+    import dlangui.graphics.scene.drawableobject;
+    import dlangui.graphics.scene.light;
+    import dlangui.graphics.scene.camera;
+
     protected Node3d _parent;
     protected Scene3d _scene;
     protected string _id;
diff --git a/src/dlangui/graphics/scene/objimport.d b/src/dlangui/graphics/scene/objimport.d
index a54d2a3d..7cbdf4d9 100644
--- a/src/dlangui/graphics/scene/objimport.d
+++ b/src/dlangui/graphics/scene/objimport.d
@@ -1,5 +1,8 @@
 module dlangui.graphics.scene.objimport;
 
+public import dlangui.core.config;
+static if (ENABLE_OPENGL):
+
 import dlangui.core.logger;
 import dlangui.core.math3d;
 import dlangui.dml.tokenizer;
diff --git a/src/dlangui/graphics/scene/scene3d.d b/src/dlangui/graphics/scene/scene3d.d
index 6a0d0407..b420a6cb 100644
--- a/src/dlangui/graphics/scene/scene3d.d
+++ b/src/dlangui/graphics/scene/scene3d.d
@@ -1,17 +1,21 @@
 module dlangui.graphics.scene.scene3d;
 
-import dlangui.core.types;
-import dlangui.graphics.scene.node;
-import dlangui.graphics.scene.camera;
-import dlangui.graphics.scene.light;
+public import dlangui.core.config;
+static if (ENABLE_OPENGL):
 
-public import dlangui.core.math3d;
+import dlangui.core.types;
+
+import dlangui.core.math3d;
+import dlangui.graphics.scene.node;
 
 /// Reference counted Scene3d object
 alias Scene3dRef = Ref!Scene3d;
 
+
 /// 3D scene
 class Scene3d : Node3d {
+    import dlangui.graphics.scene.camera;
+    import dlangui.graphics.scene.light;
 
     protected vec3 _ambientColor;
     protected Camera _activeCamera;
diff --git a/src/dlangui/graphics/scene/transform.d b/src/dlangui/graphics/scene/transform.d
index 9d1aec38..f3705875 100644
--- a/src/dlangui/graphics/scene/transform.d
+++ b/src/dlangui/graphics/scene/transform.d
@@ -1,5 +1,8 @@
 module dlangui.graphics.scene.transform;
 
+public import dlangui.core.config;
+static if (ENABLE_OPENGL):
+
 import dlangui.core.math3d;
 import dlangui.core.types;
 
diff --git a/src/dlangui/package.d b/src/dlangui/package.d
index 31ba86be..0c3c11ac 100644
--- a/src/dlangui/package.d
+++ b/src/dlangui/package.d
@@ -47,6 +47,7 @@ Authors:   Vadim Lopatin, coolreader.org@gmail.com
 module dlangui;
 
 public {
+    import dlangui.core.config;
     import dlangui.core.logger;
     import dlangui.core.types;
     import dlangui.core.i18n;