diff --git a/plugins/LayerView/layers.shader b/plugins/LayerView/layers.shader
index d340773403..cb92b0caef 100755
--- a/plugins/LayerView/layers.shader
+++ b/plugins/LayerView/layers.shader
@@ -66,74 +66,6 @@ fragment =
         gl_FragColor = v_color;
     }
 
-vertex41core =
-    #version 410
-    uniform highp mat4 u_modelViewProjectionMatrix;
-    uniform lowp float u_active_extruder;
-    uniform lowp float u_shade_factor;
-    uniform highp int u_layer_view_type;
-
-    in highp float a_extruder;
-    in highp float a_line_type;
-    in highp vec4 a_vertex;
-    in lowp vec4 a_color;
-    in lowp vec4 a_material_color;
-
-    out lowp vec4 v_color;
-    out float v_line_type;
-
-    void main()
-    {
-        gl_Position = u_modelViewProjectionMatrix * a_vertex;
-        v_color = a_color;
-        if ((a_line_type != 8) && (a_line_type != 9)) {
-            v_color = (a_extruder == u_active_extruder) ? v_color : vec4(u_shade_factor * v_color.rgb, v_color.a);
-        }
-
-        v_line_type = a_line_type;
-    }
-
-fragment41core =
-    #version 410
-    in lowp vec4 v_color;
-    in float v_line_type;
-    out vec4 frag_color;
-
-    uniform int u_show_travel_moves;
-    uniform int u_show_helpers;
-    uniform int u_show_skin;
-    uniform int u_show_infill;
-
-    void main()
-    {
-        if ((u_show_travel_moves == 0) && (v_line_type >= 7.5) && (v_line_type <= 9.5)) {  // actually, 8 and 9
-            // discard movements
-            discard;
-        }
-        // helpers: 4, 5, 7, 10
-        if ((u_show_helpers == 0) && (
-            ((v_line_type >= 3.5) && (v_line_type <= 4.5)) ||
-            ((v_line_type >= 6.5) && (v_line_type <= 7.5)) ||
-            ((v_line_type >= 9.5) && (v_line_type <= 10.5)) ||
-            ((v_line_type >= 4.5) && (v_line_type <= 5.5))
-            )) {
-            discard;
-        }
-        // skin: 1, 2, 3
-        if ((u_show_skin == 0) && (
-            (v_line_type >= 0.5) && (v_line_type <= 3.5)
-            )) {
-            discard;
-        }
-        // infill:
-        if ((u_show_infill == 0) && (v_line_type >= 5.5) && (v_line_type <= 6.5)) {
-            // discard movements
-            discard;
-        }
-
-        frag_color = v_color;
-    }
-
 [defaults]
 u_active_extruder = 0.0
 u_shade_factor = 0.60
diff --git a/plugins/LayerView/layerview_composite.shader b/plugins/LayerView/layerview_composite.shader
index dcc02acc84..918f02aea1 100644
--- a/plugins/LayerView/layerview_composite.shader
+++ b/plugins/LayerView/layerview_composite.shader
@@ -64,75 +64,6 @@ fragment =
         }
     }
 
-vertex41core =
-    #version 410
-    uniform highp mat4 u_modelViewProjectionMatrix;
-    in highp vec4 a_vertex;
-    in highp vec2 a_uvs;
-
-    out highp vec2 v_uvs;
-
-    void main()
-    {
-        gl_Position = u_modelViewProjectionMatrix * a_vertex;
-        v_uvs = a_uvs;
-    }
-
-fragment41core =
-    #version 410
-    uniform sampler2D u_layer0;
-    uniform sampler2D u_layer1;
-    uniform sampler2D u_layer2;
-
-    uniform vec2 u_offset[9];
-
-    uniform vec4 u_background_color;
-    uniform float u_outline_strength;
-    uniform vec4 u_outline_color;
-
-    in vec2 v_uvs;
-
-    float kernel[9];
-
-    const vec3 x_axis = vec3(1.0, 0.0, 0.0);
-    const vec3 y_axis = vec3(0.0, 1.0, 0.0);
-    const vec3 z_axis = vec3(0.0, 0.0, 1.0);
-
-    out vec4 frag_color;
-
-    void main()
-    {
-        // blur kernel
-        kernel[0] = 0.0; kernel[1] = 1.0; kernel[2] = 0.0;
-        kernel[3] = 1.0; kernel[4] = -4.0; kernel[5] = 1.0;
-        kernel[6] = 0.0; kernel[7] = 1.0; kernel[8] = 0.0;
-
-        vec4 result = u_background_color;
-
-        vec4 main_layer = texture(u_layer0, v_uvs);
-        vec4 selection_layer = texture(u_layer1, v_uvs);
-        vec4 layerview_layer = texture(u_layer2, v_uvs);
-
-        result = main_layer * main_layer.a + result * (1.0 - main_layer.a);
-        result = layerview_layer * layerview_layer.a + result * (1.0 - layerview_layer.a);
-
-        vec4 sum = vec4(0.0);
-        for (int i = 0; i < 9; i++)
-        {
-            vec4 color = vec4(texture(u_layer1, v_uvs.xy + u_offset[i]).a);
-            sum += color * (kernel[i] / u_outline_strength);
-        }
-
-        if((selection_layer.rgb == x_axis || selection_layer.rgb == y_axis || selection_layer.rgb == z_axis))
-        {
-            frag_color = result;
-        }
-        else
-        {
-            frag_color = mix(result, u_outline_color, abs(sum.a));
-        }
-    }
-
 [defaults]
 u_layer0 = 0
 u_layer1 = 1
diff --git a/plugins/XRayView/xray_composite.shader b/plugins/XRayView/xray_composite.shader
index 82dca52cf9..e7a38950bf 100644
--- a/plugins/XRayView/xray_composite.shader
+++ b/plugins/XRayView/xray_composite.shader
@@ -67,77 +67,6 @@ fragment =
         }
     }
 
-vertex41core =
-    #version 410
-    uniform highp mat4 u_modelViewProjectionMatrix;
-    in highp vec4 a_vertex;
-    in highp vec2 a_uvs;
-
-    out highp vec2 v_uvs;
-
-    void main()
-    {
-        gl_Position = u_modelViewProjectionMatrix * a_vertex;
-        v_uvs = a_uvs;
-    }
-
-fragment41core =
-    #version 410
-    uniform sampler2D u_layer0;
-    uniform sampler2D u_layer1;
-    uniform sampler2D u_layer2;
-
-    uniform vec2 u_offset[9];
-
-    uniform float u_outline_strength;
-    uniform vec4 u_outline_color;
-    uniform vec4 u_error_color;
-    uniform vec4 u_background_color;
-
-    const vec3 x_axis = vec3(1.0, 0.0, 0.0);
-    const vec3 y_axis = vec3(0.0, 1.0, 0.0);
-    const vec3 z_axis = vec3(0.0, 0.0, 1.0);
-
-    in vec2 v_uvs;
-    out vec4 frag_color;
-
-    float kernel[9];
-
-    void main()
-    {
-        kernel[0] = 0.0; kernel[1] = 1.0; kernel[2] = 0.0;
-        kernel[3] = 1.0; kernel[4] = -4.0; kernel[5] = 1.0;
-        kernel[6] = 0.0; kernel[7] = 1.0; kernel[8] = 0.0;
-
-        vec4 result = u_background_color;
-        vec4 layer0 = texture(u_layer0, v_uvs);
-
-        result = layer0 * layer0.a + result * (1.0 - layer0.a);
-
-        float intersection_count = (texture(u_layer2, v_uvs).r * 255.0) / 5.0;
-        if(mod(intersection_count, 2.0) == 1.0)
-        {
-            result = u_error_color;
-        }
-
-        vec4 sum = vec4(0.0);
-        for (int i = 0; i < 9; i++)
-        {
-            vec4 color = vec4(texture(u_layer1, v_uvs.xy + u_offset[i]).a);
-            sum += color * (kernel[i] / u_outline_strength);
-        }
-
-        vec4 layer1 = texture(u_layer1, v_uvs);
-        if((layer1.rgb == x_axis || layer1.rgb == y_axis || layer1.rgb == z_axis))
-        {
-            frag_color = result;
-        }
-        else
-        {
-            frag_color = mix(result, vec4(abs(sum.a)) * u_outline_color, abs(sum.a));
-        }
-    }
-
 [defaults]
 u_layer0 = 0
 u_layer1 = 1
diff --git a/resources/shaders/grid.shader b/resources/shaders/grid.shader
index 74eed544fd..c05b9ba15c 100644
--- a/resources/shaders/grid.shader
+++ b/resources/shaders/grid.shader
@@ -27,37 +27,6 @@ fragment =
             gl_FragColor = u_gridColor1;
     }
 
-vertex41core =
-    #version 410
-    uniform highp mat4 u_modelViewProjectionMatrix;
-
-    in highp vec4 a_vertex;
-    in lowp vec2 a_uvs;
-
-    out lowp vec2 v_uvs;
-
-    void main()
-    {
-        gl_Position = u_modelViewProjectionMatrix * a_vertex;
-        v_uvs = a_uvs;
-    }
-
-fragment41core =
-    #version 410
-    uniform lowp vec4 u_gridColor0;
-    uniform lowp vec4 u_gridColor1;
-
-    in lowp vec2 v_uvs;
-    out vec4 frag_color;
-
-    void main()
-    {
-        if (mod(floor(v_uvs.x / 10.0) - floor(v_uvs.y / 10.0), 2.0) < 1.0)
-            frag_color = u_gridColor0;
-        else
-            frag_color = u_gridColor1;
-    }
-
 [defaults]
 u_gridColor0 = [0.96, 0.96, 0.96, 1.0]
 u_gridColor1 = [0.8, 0.8, 0.8, 1.0]
diff --git a/resources/shaders/overhang.shader b/resources/shaders/overhang.shader
index b9cf53f8b7..4e5999a693 100644
--- a/resources/shaders/overhang.shader
+++ b/resources/shaders/overhang.shader
@@ -62,73 +62,6 @@ fragment =
         gl_FragColor.a = 1.0;
     }
 
-vertex41core =
-    #version 410
-    uniform highp mat4 u_modelMatrix;
-    uniform highp mat4 u_viewProjectionMatrix;
-    uniform highp mat4 u_normalMatrix;
-
-    in highp vec4 a_vertex;
-    in highp vec4 a_normal;
-    in highp vec2 a_uvs;
-
-    out highp vec3 f_vertex;
-    out highp vec3 f_normal;
-
-    void main()
-    {
-        vec4 world_space_vert = u_modelMatrix * a_vertex;
-        gl_Position = u_viewProjectionMatrix * world_space_vert;
-
-        f_vertex = world_space_vert.xyz;
-        f_normal = (u_normalMatrix * normalize(a_normal)).xyz;
-    }
-
-fragment41core =
-    #version 410
-    uniform mediump vec4 u_ambientColor;
-    uniform mediump vec4 u_diffuseColor;
-    uniform mediump vec4 u_specularColor;
-    uniform highp vec3 u_lightPosition;
-    uniform mediump float u_shininess;
-    uniform highp vec3 u_viewPosition;
-
-    uniform lowp float u_overhangAngle;
-    uniform lowp vec4 u_overhangColor;
-
-    in highp vec3 f_vertex;
-    in highp vec3 f_normal;
-
-    out vec4 frag_color;
-
-    void main()
-    {
-
-        mediump vec4 finalColor = vec4(0.0);
-
-        // Ambient Component
-        finalColor += u_ambientColor;
-
-        highp vec3 normal = normalize(f_normal);
-        highp vec3 lightDir = normalize(u_lightPosition - f_vertex);
-
-        // Diffuse Component
-        highp float NdotL = clamp(abs(dot(normal, lightDir)), 0.0, 1.0);
-        finalColor += (NdotL * u_diffuseColor);
-
-        // Specular Component
-        // TODO: We should not do specularity for fragments facing away from the light.
-        highp vec3 reflectedLight = reflect(-lightDir, normal);
-        highp vec3 viewVector = normalize(u_viewPosition - f_vertex);
-        highp float NdotR = clamp(dot(viewVector, reflectedLight), 0.0, 1.0);
-        finalColor += pow(NdotR, u_shininess) * u_specularColor;
-
-        finalColor = (-normal.y > u_overhangAngle) ? u_overhangColor : finalColor;
-
-        frag_color = finalColor;
-        frag_color.a = 1.0;
-    }
-
 [defaults]
 u_ambientColor = [0.3, 0.3, 0.3, 1.0]
 u_diffuseColor = [1.0, 0.79, 0.14, 1.0]
diff --git a/resources/shaders/striped.shader b/resources/shaders/striped.shader
index ce7d14e39e..0114f0b2cb 100644
--- a/resources/shaders/striped.shader
+++ b/resources/shaders/striped.shader
@@ -63,74 +63,6 @@ fragment =
         gl_FragColor.a = 1.0;
     }
 
-vertex41core =
-    #version 410
-    uniform highp mat4 u_modelMatrix;
-    uniform highp mat4 u_viewProjectionMatrix;
-    uniform highp mat4 u_normalMatrix;
-
-    in highp vec4 a_vertex;
-    in highp vec4 a_normal;
-    in highp vec2 a_uvs;
-
-    out highp vec3 v_position;
-    out highp vec3 v_vertex;
-    out highp vec3 v_normal;
-
-    void main()
-    {
-        vec4 world_space_vert = u_modelMatrix * a_vertex;
-        gl_Position = u_viewProjectionMatrix * world_space_vert;
-
-        v_position = gl_Position.xyz;
-        v_vertex = world_space_vert.xyz;
-        v_normal = (u_normalMatrix * normalize(a_normal)).xyz;
-    }
-
-fragment41core =
-    #version 410
-    uniform mediump vec4 u_ambientColor;
-    uniform mediump vec4 u_diffuseColor1;
-    uniform mediump vec4 u_diffuseColor2;
-    uniform mediump vec4 u_specularColor;
-    uniform highp vec3 u_lightPosition;
-    uniform mediump float u_shininess;
-    uniform highp vec3 u_viewPosition;
-
-    uniform mediump float u_width;
-
-    in highp vec3 v_position;
-    in highp vec3 v_vertex;
-    in highp vec3 v_normal;
-
-    out vec4 frag_color;
-
-    void main()
-    {
-        mediump vec4 finalColor = vec4(0.0);
-        mediump vec4 diffuseColor = (mod((-v_position.x + v_position.y), u_width) < (u_width / 2.)) ? u_diffuseColor1 : u_diffuseColor2;
-
-        /* Ambient Component */
-        finalColor += u_ambientColor;
-
-        highp vec3 normal = normalize(v_normal);
-        highp vec3 lightDir = normalize(u_lightPosition - v_vertex);
-
-        /* Diffuse Component */
-        highp float NdotL = clamp(abs(dot(normal, lightDir)), 0.0, 1.0);
-        finalColor += (NdotL * diffuseColor);
-
-        /* Specular Component */
-        /* TODO: We should not do specularity for fragments facing away from the light.*/
-        highp vec3 reflectedLight = reflect(-lightDir, normal);
-        highp vec3 viewVector = normalize(u_viewPosition - v_vertex);
-        highp float NdotR = clamp(dot(viewVector, reflectedLight), 0.0, 1.0);
-        finalColor += pow(NdotR, u_shininess) * u_specularColor;
-
-        frag_color = finalColor;
-        frag_color.a = 1.0;
-    }
-
 [defaults]
 u_ambientColor = [0.3, 0.3, 0.3, 1.0]
 u_diffuseColor1 = [1.0, 0.5, 0.5, 1.0]
diff --git a/resources/shaders/transparent_object.shader b/resources/shaders/transparent_object.shader
index faa43bb46c..cd27a40769 100644
--- a/resources/shaders/transparent_object.shader
+++ b/resources/shaders/transparent_object.shader
@@ -48,59 +48,6 @@ fragment =
         gl_FragColor.a = u_opacity;
     }
 
-vertex41core =
-    #version 410
-    uniform highp mat4 u_modelMatrix;
-    uniform highp mat4 u_viewProjectionMatrix;
-    uniform highp mat4 u_normalMatrix;
-
-    in highp vec4 a_vertex;
-    in highp vec4 a_normal;
-    in highp vec2 a_uvs;
-
-    out highp vec3 v_vertex;
-    out highp vec3 v_normal;
-
-    void main()
-    {
-        vec4 world_space_vert = u_modelMatrix * a_vertex;
-        gl_Position = u_viewProjectionMatrix * world_space_vert;
-
-        v_vertex = world_space_vert.xyz;
-        v_normal = (u_normalMatrix * normalize(a_normal)).xyz;
-    }
-
-fragment41core =
-    #version 410
-    uniform mediump vec4 u_ambientColor;
-    uniform mediump vec4 u_diffuseColor;
-    uniform highp vec3 u_lightPosition;
-
-    uniform mediump float u_opacity;
-
-    in highp vec3 v_vertex;
-    in highp vec3 v_normal;
-
-    out vec4 frag_color;
-
-    void main()
-    {
-        mediump vec4 finalColor = vec4(0.0);
-
-        /* Ambient Component */
-        finalColor += u_ambientColor;
-
-        highp vec3 normal = normalize(v_normal);
-        highp vec3 lightDir = normalize(u_lightPosition - v_vertex);
-
-        /* Diffuse Component */
-        highp float NdotL = clamp(abs(dot(normal, lightDir)), 0.0, 1.0);
-        finalColor += (NdotL * u_diffuseColor);
-
-        frag_color = finalColor;
-        frag_color.a = u_opacity;
-    }
-
 [defaults]
 u_ambientColor = [0.1, 0.1, 0.1, 1.0]
 u_diffuseColor = [0.4, 0.4, 0.4, 1.0]