diff --git a/Classification/include/CGAL/Classification/Feature/Color_channel.h b/Classification/include/CGAL/Classification/Feature/Color_channel.h
index 87c4dfa2394..2024c8706e3 100644
--- a/Classification/include/CGAL/Classification/Feature/Color_channel.h
+++ b/Classification/include/CGAL/Classification/Feature/Color_channel.h
@@ -99,7 +99,7 @@ public:
   /// \cond SKIP_IN_MANUAL
   virtual float value (std::size_t pt_index)
   {
-    cpp11::array<double, 3> c = get(color_map, *(input.begin()+pt_index)).to_hsv();
+    std::array<double, 3> c = get(color_map, *(input.begin()+pt_index)).to_hsv();
     return float(c[std::size_t(m_channel)]);
   }
   /// \endcond
diff --git a/GraphicsView/demo/Apollonius_graph_2/Apollonius_graph_2.cpp b/GraphicsView/demo/Apollonius_graph_2/Apollonius_graph_2.cpp
index c41b84b8682..c97a51fe090 100644
--- a/GraphicsView/demo/Apollonius_graph_2/Apollonius_graph_2.cpp
+++ b/GraphicsView/demo/Apollonius_graph_2/Apollonius_graph_2.cpp
@@ -244,7 +244,7 @@ MainWindow::open(QString fileName)
 #if BOOST_VERSION >= 105600 && (! defined(BOOST_GCC) || BOOST_GCC >= 40500)
       std::vector<K::Point_3> point_3_s;
       CGAL::read_multi_point_WKT(ifs, point_3_s);
-      BOOST_FOREACH(const K::Point_3& point_3, point_3_s)
+      for(const K::Point_3& point_3 : point_3_s)
       {
         points.push_back(Apollonius_site_2(K::Point_2(point_3.x(), point_3.y()), point_3.z()));
       }
diff --git a/GraphicsView/demo/Bounding_volumes/Bounding_volumes.cpp b/GraphicsView/demo/Bounding_volumes/Bounding_volumes.cpp
index 45e25999ed1..9cd70810ec0 100644
--- a/GraphicsView/demo/Bounding_volumes/Bounding_volumes.cpp
+++ b/GraphicsView/demo/Bounding_volumes/Bounding_volumes.cpp
@@ -499,7 +499,7 @@ MainWindow::open(QString fileName)
   {
 #if BOOST_VERSION >= 105600 && (! defined(BOOST_GCC) || BOOST_GCC >= 40500)
     CGAL::read_multi_point_WKT(ifs, points);
-    BOOST_FOREACH(K::Point_2 p, points)
+    for(K::Point_2 p : points)
     {
       mc.insert(p);
       me.insert(p);
diff --git a/GraphicsView/demo/Segment_Delaunay_graph_2/Segment_voronoi_2.cpp b/GraphicsView/demo/Segment_Delaunay_graph_2/Segment_voronoi_2.cpp
index 7399174b30a..4694a2a496c 100644
--- a/GraphicsView/demo/Segment_Delaunay_graph_2/Segment_voronoi_2.cpp
+++ b/GraphicsView/demo/Segment_Delaunay_graph_2/Segment_voronoi_2.cpp
@@ -358,7 +358,7 @@ MainWindow::loadWKTConstraints(QString
   do{
     std::vector<Polygon> polygons;
     CGAL::read_multi_polygon_WKT(ifs, polygons);
-    BOOST_FOREACH(const Polygon& poly, polygons)
+    for(const Polygon& poly : polygons)
     {
       if(poly.outer_boundary().is_empty())
         continue;
@@ -388,7 +388,7 @@ MainWindow::loadWKTConstraints(QString
   do{
     std::vector<LineString > linestrings;
     CGAL::read_multi_linestring_WKT(ifs, linestrings);
-    BOOST_FOREACH(const LineString& ls, linestrings)
+    for(const LineString& ls : linestrings)
     {
       bool first_pass=true;      
       LineString::const_iterator it = ls.begin();
diff --git a/GraphicsView/demo/Segment_Delaunay_graph_Linf_2/Segment_voronoi_linf_2.cpp b/GraphicsView/demo/Segment_Delaunay_graph_Linf_2/Segment_voronoi_linf_2.cpp
index ee5ee603726..4b4c74514ff 100644
--- a/GraphicsView/demo/Segment_Delaunay_graph_Linf_2/Segment_voronoi_linf_2.cpp
+++ b/GraphicsView/demo/Segment_Delaunay_graph_Linf_2/Segment_voronoi_linf_2.cpp
@@ -401,7 +401,7 @@ MainWindow::loadWKT(QString
     {
     std::vector<K::Point_2> mpts;
     CGAL::read_multi_point_WKT(ifs, mpts);
-    BOOST_FOREACH(const K::Point_2& p, mpts)
+    for(const K::Point_2& p : mpts)
       svd.insert(p);
     }while(ifs.good() && !ifs.eof());
   //Lines
@@ -412,7 +412,7 @@ MainWindow::loadWKT(QString
     typedef std::vector<K::Point_2> LineString;
     std::vector<LineString> mls;
     CGAL::read_multi_linestring_WKT(ifs, mls);
-    BOOST_FOREACH(const LineString& ls, mls)
+    for(const LineString& ls : mls)
     {
       if(ls.empty())
         continue;
@@ -450,7 +450,7 @@ MainWindow::loadWKT(QString
     typedef CGAL::Polygon_with_holes_2<K> Polygon;
     std::vector<Polygon> mps;
     CGAL::read_multi_polygon_WKT(ifs, mps);
-    BOOST_FOREACH(const Polygon& poly, mps)
+    for(const Polygon& poly : mps)
     {
       if(poly.outer_boundary().is_empty())
         continue;
diff --git a/GraphicsView/demo/Snap_rounding_2/Snap_rounding_2.cpp b/GraphicsView/demo/Snap_rounding_2/Snap_rounding_2.cpp
index 4be765f84c8..cd337a2b470 100644
--- a/GraphicsView/demo/Snap_rounding_2/Snap_rounding_2.cpp
+++ b/GraphicsView/demo/Snap_rounding_2/Snap_rounding_2.cpp
@@ -273,7 +273,7 @@ MainWindow::open(QString fileName)
 #if BOOST_VERSION >= 105600 && (! defined(BOOST_GCC) || BOOST_GCC >= 40500)
     std::vector<std::vector<Point_2> > mls;
     CGAL::read_multi_linestring_WKT(ifs, mls);
-    BOOST_FOREACH(const std::vector<Point_2>& ls, mls)
+    for(const std::vector<Point_2>& ls : mls)
     {
       if(ls.size() > 2)
         continue;
@@ -315,7 +315,7 @@ MainWindow::on_actionSaveSegments_triggered()
     {
 #if BOOST_VERSION >= 105600 && (! defined(BOOST_GCC) || BOOST_GCC >= 40500)
       std::vector<std::vector<Point_2> >mls;
-      BOOST_FOREACH(const Segment_2& seg, input)
+      for(const Segment_2& seg : input)
       {
         std::vector<Point_2> ls(2);
         ls[0] = seg.source();
diff --git a/GraphicsView/demo/Triangulation_2/Constrained_Delaunay_triangulation_2.cpp b/GraphicsView/demo/Triangulation_2/Constrained_Delaunay_triangulation_2.cpp
index 008e227d28c..697b6ca1e00 100644
--- a/GraphicsView/demo/Triangulation_2/Constrained_Delaunay_triangulation_2.cpp
+++ b/GraphicsView/demo/Triangulation_2/Constrained_Delaunay_triangulation_2.cpp
@@ -572,12 +572,12 @@ MainWindow::loadWKT(QString
     typedef CGAL::Point_2<K> Point;
     std::vector<Polygon> mps;
     CGAL::read_multi_polygon_WKT(ifs, mps);
-    BOOST_FOREACH(const Polygon& p, mps)
+    for(const Polygon& p : mps)
     {
       if(p.outer_boundary().is_empty())
         continue;
       
-      BOOST_FOREACH(Point point, p.outer_boundary().container())
+      for(Point point : p.outer_boundary().container())
           cdt.insert(point);
       for(Polygon::General_polygon_2::Edge_const_iterator 
           e_it=p.outer_boundary().edges_begin(); e_it != p.outer_boundary().edges_end(); ++e_it)
@@ -586,7 +586,7 @@ MainWindow::loadWKT(QString
       for(Polygon::Hole_const_iterator h_it = 
           p.holes_begin(); h_it != p.holes_end(); ++h_it)
       {                  
-        BOOST_FOREACH(Point point, h_it->container())
+        for(Point point : h_it->container())
             cdt.insert(point);
         for(Polygon::General_polygon_2::Edge_const_iterator 
             e_it=h_it->edges_begin(); e_it != h_it->edges_end(); ++e_it)
@@ -604,7 +604,7 @@ MainWindow::loadWKT(QString
     typedef std::vector<K::Point_2> LineString;
     std::vector<LineString> mls;
     CGAL::read_multi_linestring_WKT(ifs, mls);
-    BOOST_FOREACH(const LineString& ls, mls)
+    for(const LineString& ls : mls)
     {
       if(ls.empty())
         continue;
@@ -642,7 +642,7 @@ MainWindow::loadWKT(QString
   {
     std::vector<K::Point_2> mpts;
     CGAL::read_multi_point_WKT(ifs, mpts);
-    BOOST_FOREACH(const K::Point_2& p, mpts)
+    for(const K::Point_2& p : mpts)
     {
       cdt.insert(p);
     }
diff --git a/GraphicsView/demo/Triangulation_2/Regular_triangulation_2.cpp b/GraphicsView/demo/Triangulation_2/Regular_triangulation_2.cpp
index ca1023d4b1d..002050f4952 100644
--- a/GraphicsView/demo/Triangulation_2/Regular_triangulation_2.cpp
+++ b/GraphicsView/demo/Triangulation_2/Regular_triangulation_2.cpp
@@ -260,7 +260,7 @@ MainWindow::on_actionLoadPoints_triggered()
 #if BOOST_VERSION >= 105600 && (! defined(BOOST_GCC) || BOOST_GCC >= 40500)
       std::vector<K::Point_3> points_3;
       CGAL::read_multi_point_WKT(ifs, points_3);
-      BOOST_FOREACH(const K::Point_3& p, points_3)
+      for(const K::Point_3& p : points_3)
       {
         points.push_back(Weighted_point_2(K::Point_2(p.x(), p.y()), p.z()));
       }
diff --git a/NewKernel_d/include/CGAL/NewKernel_d/Lazy_cartesian.h b/NewKernel_d/include/CGAL/NewKernel_d/Lazy_cartesian.h
index e49ba75d9d1..5e0e24254fe 100644
--- a/NewKernel_d/include/CGAL/NewKernel_d/Lazy_cartesian.h
+++ b/NewKernel_d/include/CGAL/NewKernel_d/Lazy_cartesian.h
@@ -30,7 +30,7 @@ struct Nth_iterator_element : private Store_kernel<K> {
   typedef typename Get_type<K, typename iterator_tag_traits<T>::value_tag>::type result_type;
   template<class U> result_type operator()(U&& u, int i) const {
     typename Get_functor<K, Construct_ttag<T> >::type ci(this->kernel());
-    return *cpp0x::next(ci(std::forward<U>(u),Begin_tag()),i);
+    return *std::next(ci(std::forward<U>(u),Begin_tag()),i);
   }
 };
       //typedef typename Functor<typename iterator_tag_traits<T>::nth_element>::type nth_elem;
diff --git a/Point_set_3/examples/Point_set_3/point_set_algo.cpp b/Point_set_3/examples/Point_set_3/point_set_algo.cpp
index 80e42dcef6d..f87a4b3e4ef 100644
--- a/Point_set_3/examples/Point_set_3/point_set_algo.cpp
+++ b/Point_set_3/examples/Point_set_3/point_set_algo.cpp
@@ -70,7 +70,7 @@ int main (int, char**)
   parameters.normal_threshold = 0.9;   
   ransac.detect(parameters);
   
-  BOOST_FOREACH(boost::shared_ptr<Efficient_ransac::Shape> shape, ransac.shapes())
+  for(boost::shared_ptr<Efficient_ransac::Shape> shape : ransac.shapes())
     if (Sphere* sphere = dynamic_cast<Sphere*>(shape.get()))
       std::cerr << "Detected sphere of center " << sphere->center() // Center should be approx 0, 0, 0
                 << " and of radius " << sphere->radius() << std::endl; // Radius should be approx 1
diff --git a/Polygon/include/CGAL/Polygon_2.h b/Polygon/include/CGAL/Polygon_2.h
index 290a6a5a6e6..e18bf7bde52 100644
--- a/Polygon/include/CGAL/Polygon_2.h
+++ b/Polygon/include/CGAL/Polygon_2.h
@@ -445,7 +445,7 @@ class Polygon_2 {
     Point_2& vertex(std::size_t i)
       {
         CGAL_precondition( i < d_container.size() );
-        return *(cpp11::next(d_container.begin(), i));
+        return *(std::next(d_container.begin(), i));
       }
     /// Returns a reference to the `i`-th vertex.
     Point_2& operator[](std::size_t i)
diff --git a/Polygon_mesh_processing/include/CGAL/Polygon_mesh_processing/internal/Corefinement/Face_graph_output_builder.h b/Polygon_mesh_processing/include/CGAL/Polygon_mesh_processing/internal/Corefinement/Face_graph_output_builder.h
index 3e585fe691c..2f93d176784 100644
--- a/Polygon_mesh_processing/include/CGAL/Polygon_mesh_processing/internal/Corefinement/Face_graph_output_builder.h
+++ b/Polygon_mesh_processing/include/CGAL/Polygon_mesh_processing/internal/Corefinement/Face_graph_output_builder.h
@@ -1259,7 +1259,7 @@ public:
         // non-manifold vertices would not be duplicated in interior
         // vertices of patche)
         // special code to handle non-manifold vertices on the boundary
-        BOOST_FOREACH (vertex_descriptor vd, vertices(tm1))
+        for (vertex_descriptor vd : vertices(tm1))
         {
           boost::optional<halfedge_descriptor> op_h = is_border(vd, tm1);
           if (op_h == boost::none) continue;
@@ -1629,12 +1629,12 @@ public:
           }
 
           // Code dedicated to the handling of non-manifold vertices
-          BOOST_FOREACH(vertex_descriptor vd, border_nm_vertices)
+          for(vertex_descriptor vd : border_nm_vertices)
           {
             // first check if at least one incident patch will be kept
             boost::unordered_set<std::size_t> id_p_rm;
             bool all_removed=true;
-            BOOST_FOREACH(halfedge_descriptor h, halfedges_around_target(vd, tm1))
+            for(halfedge_descriptor h : halfedges_around_target(vd, tm1))
             {
               face_descriptor f = face(h, tm1);
               if ( f != GT::null_face() )
@@ -1649,7 +1649,7 @@ public:
             if (all_removed)
               id_p_rm.erase(id_p_rm.begin());
             // remove the vertex from the interior vertices of patches to be removed
-            BOOST_FOREACH(std::size_t pid, id_p_rm)
+            for(std::size_t pid : id_p_rm)
               patches_of_tm1[pid].interior_vertices.erase(vd);
 
             // we now need to update the next/prev relationship induced by the future removal of patches
@@ -1694,7 +1694,7 @@ public:
                     else
                     {
                       // we push-back the halfedge for the next round only if it was not the first
-                      if (h != *cpp11::prev(hit))
+                      if (h != *std::prev(hit))
                         --hit;
                       break;
                     }
@@ -1703,7 +1703,7 @@ public:
                 while(true);
                 if (hit == end) break;
               }
-              BOOST_FOREACH ( const Hedge_pair& p, hedges_to_link)
+              for(const Hedge_pair& p : hedges_to_link)
                 set_next(p.first, p.second, tm1);
             }
           }
diff --git a/Polygon_mesh_processing/test/Polygon_mesh_processing/polygon_mesh_slicer_test.cpp b/Polygon_mesh_processing/test/Polygon_mesh_processing/polygon_mesh_slicer_test.cpp
index 223a1c58aa0..526bea44ee6 100644
--- a/Polygon_mesh_processing/test/Polygon_mesh_processing/polygon_mesh_slicer_test.cpp
+++ b/Polygon_mesh_processing/test/Polygon_mesh_processing/polygon_mesh_slicer_test.cpp
@@ -28,7 +28,7 @@ bool is_ccw(int xi, int yi,
   CGAL::Polygon_2<K> polygon;
   if(polyline.front() == polyline.back())
   {
-    BOOST_FOREACH(const typename K::Point_3& p, polyline)
+    for(const typename K::Point_3& p : polyline)
     {
       polygon.push_back(typename K::Point_2(p[xi], p[yi]));
     }
diff --git a/Polygon_mesh_processing/test/Polygon_mesh_processing/test_pmp_clip.cpp b/Polygon_mesh_processing/test/Polygon_mesh_processing/test_pmp_clip.cpp
index e94e16c511b..f330133421e 100644
--- a/Polygon_mesh_processing/test/Polygon_mesh_processing/test_pmp_clip.cpp
+++ b/Polygon_mesh_processing/test/Polygon_mesh_processing/test_pmp_clip.cpp
@@ -296,7 +296,7 @@ void test()
   ss.str(std::string());
   ss << "OFF\n 7 4 0\n 0 0 0\n2 0 0\n4 0 0\n4 1 0\n0 1 0\n3 1 0\n 1 1 0\n3 0 1 4\n3 1 2 3\n3 1 5 6\n3 1 3 5\n";
   ss >> tm1;
-  CGAL::Euler::remove_face(halfedge(*CGAL::cpp11::prev(faces(tm1).end()),tm1),tm1);
+  CGAL::Euler::remove_face(halfedge(*std::prev(faces(tm1).end()),tm1),tm1);
   PMP::clip(tm1, K::Plane_3(-1,0,0,2));
   assert(vertices(tm1).size()==6);
   CGAL::clear(tm1);
@@ -305,7 +305,7 @@ void test()
   ss << "OFF\n 9 7 0\n 0 0 0\n2 0 0\n4 0 0\n4 1 0\n0 1 0\n3 1 0\n 1 1 0\n3 -1 0\n1 -1 0\n3 0 1 4\n3 1 2 3\n3 1 5 6\n3 1 8 7\n3 1 3 5\n3 1 6 4\n3 1 0 8\n";
   ss >> tm1;
   for (int i=0;i<3;++i)
-    CGAL::Euler::remove_face(halfedge(*CGAL::cpp11::prev(faces(tm1).end()),tm1),tm1);
+    CGAL::Euler::remove_face(halfedge(*std::prev(faces(tm1).end()),tm1),tm1);
   PMP::clip(tm1, K::Plane_3(-1,0,0,2));
   assert(vertices(tm1).size()==7);
   CGAL::clear(tm1);
@@ -314,7 +314,7 @@ void test()
   ss << "OFF\n 9 7 0\n 0 0 0\n2 0 0\n4 0 0\n4 1 0\n0 1 0\n3 1 0\n 1 1 0\n3 -1 0\n1 -1 0\n3 0 1 4\n3 1 2 3\n3 1 5 6\n3 1 8 7\n3 1 3 5\n3 1 6 4\n3 1 0 8\n";
   ss >> tm1;
   for (int i=0;i<3;++i)
-    CGAL::Euler::remove_face(halfedge(*CGAL::cpp11::prev(faces(tm1).end()),tm1),tm1);
+    CGAL::Euler::remove_face(halfedge(*std::prev(faces(tm1).end()),tm1),tm1);
   PMP::clip(tm1, K::Plane_3(0,1,0,0));
   assert(vertices(tm1).size()==3);
   CGAL::clear(tm1);
@@ -323,7 +323,7 @@ void test()
   ss << "OFF\n 9 7 0\n 0 0 0\n2 0 0\n4 0 0\n4 1 0\n0 1 0\n3 1 0\n 1 1 0\n3 -1 0\n1 -1 0\n3 0 1 4\n3 1 2 3\n3 1 5 6\n3 1 8 7\n3 1 3 5\n3 1 6 4\n3 1 0 8\n";
   ss >> tm1;
   for (int i=0;i<3;++i)
-    CGAL::Euler::remove_face(halfedge(*CGAL::cpp11::prev(faces(tm1).end()),tm1),tm1);
+    CGAL::Euler::remove_face(halfedge(*std::prev(faces(tm1).end()),tm1),tm1);
   PMP::clip(tm1, K::Plane_3(0,-1,0,0));
   assert(vertices(tm1).size()==7);
   CGAL::clear(tm1);
diff --git a/Polygon_mesh_processing/test/Polygon_mesh_processing/test_pmp_manifoldness.cpp b/Polygon_mesh_processing/test/Polygon_mesh_processing/test_pmp_manifoldness.cpp
index 788a22e428a..c4b8a98d2fa 100644
--- a/Polygon_mesh_processing/test/Polygon_mesh_processing/test_pmp_manifoldness.cpp
+++ b/Polygon_mesh_processing/test/Polygon_mesh_processing/test_pmp_manifoldness.cpp
@@ -6,8 +6,6 @@
 #include <CGAL/boost/graph/named_params_helper.h>
 #include <CGAL/Polygon_mesh_processing/repair.h>
 
-#include <boost/foreach.hpp>
-
 #include <cassert>
 #include <fstream>
 #include <map>
diff --git a/Polyhedron/demo/Polyhedron/Plugins/AABB_tree/Cut_plugin.cpp b/Polyhedron/demo/Polyhedron/Plugins/AABB_tree/Cut_plugin.cpp
index ca66b7ce18a..d7a3863ce3a 100644
--- a/Polyhedron/demo/Polyhedron/Plugins/AABB_tree/Cut_plugin.cpp
+++ b/Polyhedron/demo/Polyhedron/Plugins/AABB_tree/Cut_plugin.cpp
@@ -258,7 +258,7 @@ public:
       is_tree_empty = tree.empty();
       nb_lines = positions_lines.size();
       setEdgeContainer(0, new Ec(Vi::PROGRAM_NO_SELECTION, false));
-      BOOST_FOREACH(auto v, CGAL::QGLViewer::QGLViewerPool())
+      for(auto v : CGAL::QGLViewer::QGLViewerPool())
       {
         CGAL::Three::Viewer_interface* viewer = static_cast<CGAL::Three::Viewer_interface*>(v);
         initGL(viewer);
@@ -488,7 +488,7 @@ public:
     setEdgeContainer(0, new Ec(Vi::PROGRAM_NO_SELECTION, false));
     texture = new ::Texture(m_grid_size,m_grid_size);
     getTriangleContainer(0)->setTextureSize(QSize(m_grid_size, m_grid_size));
-    BOOST_FOREACH(auto v, CGAL::QGLViewer::QGLViewerPool())
+    for(auto v : CGAL::QGLViewer::QGLViewerPool())
     {
       CGAL::Three::Viewer_interface* viewer = static_cast<CGAL::Three::Viewer_interface*>(v);
       initGL(viewer);
diff --git a/Polyhedron/demo/Polyhedron/Plugins/PCA/Affine_transform_plugin.cpp b/Polyhedron/demo/Polyhedron/Plugins/PCA/Affine_transform_plugin.cpp
index b9766dec3ff..98851af36e8 100644
--- a/Polyhedron/demo/Polyhedron/Plugins/PCA/Affine_transform_plugin.cpp
+++ b/Polyhedron/demo/Polyhedron/Plugins/PCA/Affine_transform_plugin.cpp
@@ -64,7 +64,7 @@ public:
                  bbox.xmax(),bbox.ymax(),bbox.zmax()));
     
     nb_points = points.size();
-    BOOST_FOREACH(auto v, CGAL::QGLViewer::QGLViewerPool())
+    for(auto v : CGAL::QGLViewer::QGLViewerPool())
     {
       CGAL::Three::Viewer_interface* viewer = static_cast<CGAL::Three::Viewer_interface*>(v);
       initGL(viewer);
diff --git a/Polyhedron/demo/Polyhedron/Plugins/Point_set/Alpha_shape_plugin.cpp b/Polyhedron/demo/Polyhedron/Plugins/Point_set/Alpha_shape_plugin.cpp
index bda125617a5..86d819b5b21 100644
--- a/Polyhedron/demo/Polyhedron/Plugins/Point_set/Alpha_shape_plugin.cpp
+++ b/Polyhedron/demo/Polyhedron/Plugins/Point_set/Alpha_shape_plugin.cpp
@@ -305,7 +305,7 @@ Scene_alpha_shape_item::Scene_alpha_shape_item(Scene_points_with_normal_item *po
     vertices.push_back(it->point().y()+offset.y);
     vertices.push_back(it->point().z()+offset.z);
   }
-  BOOST_FOREACH(auto v, CGAL::QGLViewer::QGLViewerPool())
+  for(auto v : CGAL::QGLViewer::QGLViewerPool())
   {
     CGAL::Three::Viewer_interface* viewer = static_cast<CGAL::Three::Viewer_interface*>(v);
     if(!isInit(viewer))
diff --git a/Polyhedron/demo/Polyhedron/Scene_c3t3_item.cpp b/Polyhedron/demo/Polyhedron/Scene_c3t3_item.cpp
index a1343e70134..9ad4cfa9dc2 100644
--- a/Polyhedron/demo/Polyhedron/Scene_c3t3_item.cpp
+++ b/Polyhedron/demo/Polyhedron/Scene_c3t3_item.cpp
@@ -532,7 +532,7 @@ void Scene_c3t3_item::common_constructor(bool is_surface)
   setEdgeContainer(Grid_edges, new Ec(Vi::PROGRAM_NO_SELECTION, false));
   setEdgeContainer(C3t3_edges, new Ec(Vi::PROGRAM_C3T3_EDGES, false));
   setPointContainer(C3t3_points, new Pc(Vi::PROGRAM_C3T3_EDGES, false));
-  BOOST_FOREACH(auto v, CGAL::QGLViewer::QGLViewerPool())
+  for(auto v : CGAL::QGLViewer::QGLViewerPool())
   {
     v->installEventFilter(this);
   }
@@ -611,7 +611,7 @@ void Scene_c3t3_item::updateCutPlane()
   if(!d)
     return;
   if(d->need_changed) {
-    BOOST_FOREACH(auto v, CGAL::QGLViewer::QGLViewerPool())
+    for(auto v : CGAL::QGLViewer::QGLViewerPool())
     {
       CGAL::Three::Viewer_interface* viewer = static_cast<CGAL::Three::Viewer_interface*>(v);
       d->are_intersection_buffers_filled[viewer] = false;
@@ -1581,7 +1581,7 @@ Scene_c3t3_item::setColor(QColor c)
   d->compute_color_map(c);
   invalidateOpenGLBuffers();
   d->invalidate_stats();
-  BOOST_FOREACH(auto v, CGAL::QGLViewer::QGLViewerPool())
+  for(auto v : CGAL::QGLViewer::QGLViewerPool())
   {
     CGAL::Three::Viewer_interface* viewer = static_cast<CGAL::Three::Viewer_interface*>(v);
     d->are_intersection_buffers_filled[viewer] = false;
@@ -1636,7 +1636,7 @@ void Scene_c3t3_item::show_intersection(bool b)
     d->intersection->setRenderingMode(renderingMode());
     connect(d->intersection, SIGNAL(destroyed()), this, SLOT(reset_intersection_item()));
 
-    BOOST_FOREACH(auto v, CGAL::QGLViewer::QGLViewerPool())
+    for(auto v : CGAL::QGLViewer::QGLViewerPool())
     {
       CGAL::Three::Viewer_interface* viewer = static_cast<CGAL::Three::Viewer_interface*>(v);
       d->are_intersection_buffers_filled[viewer] = false;
diff --git a/Polyhedron/demo/Polyhedron/Scene_surface_mesh_item.cpp b/Polyhedron/demo/Polyhedron/Scene_surface_mesh_item.cpp
index 09dd204eff6..a25bd48cadf 100644
--- a/Polyhedron/demo/Polyhedron/Scene_surface_mesh_item.cpp
+++ b/Polyhedron/demo/Polyhedron/Scene_surface_mesh_item.cpp
@@ -1295,7 +1295,7 @@ void Scene_surface_mesh_item::invalidate(Gl_data_names name)
   getEdgeContainer(0)->reset_vbos(name);
   getPointContainer(0)->reset_vbos(name);
   bool has_been_init = false;
-  BOOST_FOREACH(CGAL::QGLViewer* v, CGAL::QGLViewer::QGLViewerPool())
+  for(CGAL::QGLViewer* v : CGAL::QGLViewer::QGLViewerPool())
   {
     CGAL::Three::Viewer_interface* viewer = static_cast<CGAL::Three::Viewer_interface*>(v);
     if(!isInit(viewer))
diff --git a/Polyhedron/demo/Polyhedron/Scene_textured_surface_mesh_item.cpp b/Polyhedron/demo/Polyhedron/Scene_textured_surface_mesh_item.cpp
index 816d37d3e60..8d9f55a455f 100644
--- a/Polyhedron/demo/Polyhedron/Scene_textured_surface_mesh_item.cpp
+++ b/Polyhedron/demo/Polyhedron/Scene_textured_surface_mesh_item.cpp
@@ -165,7 +165,7 @@ void Scene_textured_surface_mesh_item::common_constructor()
   setEdgeContainer(0, new Ec(Vi::PROGRAM_WITH_TEXTURED_EDGES, false));//edges
   getTriangleContainer(0)->setTextureSize(QSize(d->texture.GetWidth(), d->texture.GetHeight()));
   getEdgeContainer(0)->setTextureSize(QSize(d->texture.GetWidth(), d->texture.GetHeight()));
-  BOOST_FOREACH(auto v, CGAL::QGLViewer::QGLViewerPool())
+  for(auto v : CGAL::QGLViewer::QGLViewerPool())
   {
     CGAL::Three::Viewer_interface* viewer = static_cast<CGAL::Three::Viewer_interface*>(v);
     initGL(viewer);
diff --git a/Polyhedron_IO/include/CGAL/IO/PLY_reader.h b/Polyhedron_IO/include/CGAL/IO/PLY_reader.h
index 2700ac740ff..ada0165c981 100644
--- a/Polyhedron_IO/include/CGAL/IO/PLY_reader.h
+++ b/Polyhedron_IO/include/CGAL/IO/PLY_reader.h
@@ -266,7 +266,7 @@ namespace CGAL{
         {
           has_uv = true;
         }
-        cpp11::tuple<unsigned int, unsigned int, float, float, float>  new_hedge;
+        std::tuple<unsigned int, unsigned int, float, float, float>  new_hedge;
         for (std::size_t j = 0; j < element.number_of_items(); ++ j)
         {
           for (std::size_t k = 0; k < element.number_of_properties(); ++ k)
diff --git a/Polyline_simplification_2/demo/Polyline_simplification_2/Polyline_simplification_2.cpp b/Polyline_simplification_2/demo/Polyline_simplification_2/Polyline_simplification_2.cpp
index 30a29401f2a..610fefba342 100644
--- a/Polyline_simplification_2/demo/Polyline_simplification_2/Polyline_simplification_2.cpp
+++ b/Polyline_simplification_2/demo/Polyline_simplification_2/Polyline_simplification_2.cpp
@@ -406,12 +406,12 @@ void MainWindow::loadWKT(QString
   if(! points.empty()){
     std::cout << "Ignore " << points.size() << " isolated points" << std::endl;
   }
-  BOOST_FOREACH(LineString poly, polylines){
+  for(LineString poly : polylines){
     if ( poly.size() > 2 ){
       m_pct.insert_constraint(poly.begin(), poly.end());
     }
   }
- BOOST_FOREACH(Polygon_with_holes_2 poly, polygons){
+ for(Polygon_with_holes_2 poly : polygons){
    m_pct.insert_constraint(poly.outer_boundary().vertices_begin(), poly.outer_boundary().vertices_end());
    for(Polygon_with_holes_2::Hole_const_iterator it = poly.holes_begin(); it != poly.holes_end(); ++it){
      const Polygon_2& hole = *it;
diff --git a/STL_Extension/include/CGAL/Iterator_range.h b/STL_Extension/include/CGAL/Iterator_range.h
index 06a71f09240..204d0cd1730 100644
--- a/STL_Extension/include/CGAL/Iterator_range.h
+++ b/STL_Extension/include/CGAL/Iterator_range.h
@@ -13,8 +13,8 @@
 #define CGAL_ITERATOR_RANGE_H
 
 #include <CGAL/tuple.h>
-#include <boost/foreach.hpp>
 #include <utility>
+#include <boost/foreach.hpp>
 
 namespace CGAL {
 
diff --git a/Stream_support/examples/Stream_support/Linestring_WKT.cpp b/Stream_support/examples/Stream_support/Linestring_WKT.cpp
index 5c95562620a..ebc863f9ee3 100644
--- a/Stream_support/examples/Stream_support/Linestring_WKT.cpp
+++ b/Stream_support/examples/Stream_support/Linestring_WKT.cpp
@@ -6,7 +6,6 @@
 #include <fstream>
 
 #include <CGAL/IO/WKT.h>
-#include <boost/foreach.hpp> //must be included before WKT for some reason
 #include <CGAL/Simple_cartesian.h>
 #include <CGAL/Exact_predicates_exact_constructions_kernel.h>
 #include <vector>
@@ -27,7 +26,7 @@ int main(int argc, char* argv[])
     CGAL::read_linestring_WKT(is, ls);
     is.close();
   }
-  BOOST_FOREACH(Point p, ls)
+  for(Point p : ls)
       std::cout<<p<<std::endl;
   ls.clear();
   MultiLineString mls;
@@ -36,9 +35,9 @@ int main(int argc, char* argv[])
     CGAL::read_multi_linestring_WKT(is, mls);
     is.close();
   }
-  BOOST_FOREACH(LineString l, mls)
+  for(LineString l : mls)
   {
-    BOOST_FOREACH(const Point& p, l)
+    for(const Point& p : l)
         std::cout<<p<<std::endl;
   }
   return 0;
diff --git a/Stream_support/examples/Stream_support/Point_WKT.cpp b/Stream_support/examples/Stream_support/Point_WKT.cpp
index e4650ba0e12..175426afc7c 100644
--- a/Stream_support/examples/Stream_support/Point_WKT.cpp
+++ b/Stream_support/examples/Stream_support/Point_WKT.cpp
@@ -9,8 +9,6 @@
 #include <CGAL/Simple_cartesian.h>
 #include <CGAL/Exact_predicates_exact_constructions_kernel.h>
 
-#include <boost/foreach.hpp>
-
 #include <vector>
 
 //typedef CGAL::Simple_cartesian<CGAL::Gmpq> Kernel;
@@ -26,7 +24,7 @@ int main(int argc, char* argv[])
   std::ifstream is((argc>1)?argv[1]:"data/multipoint.wkt");
   MultiPoint mp;
   CGAL::read_multi_point_WKT(is, mp);
-  BOOST_FOREACH(const Point& p, mp)
+  for(const Point& p : mp)
   {
     std::cout<<p<<std::endl;
   }
diff --git a/Stream_support/examples/Stream_support/Polygon_WKT.cpp b/Stream_support/examples/Stream_support/Polygon_WKT.cpp
index 83f30726248..fa25a9bd61f 100644
--- a/Stream_support/examples/Stream_support/Polygon_WKT.cpp
+++ b/Stream_support/examples/Stream_support/Polygon_WKT.cpp
@@ -10,8 +10,6 @@
 #include <CGAL/Simple_cartesian.h>
 #include <CGAL/Exact_predicates_exact_constructions_kernel.h>
 
-#include <boost/foreach.hpp>
-
 #include <vector>
 #include <deque>
 
@@ -35,7 +33,7 @@ int main(int argc, char* argv[])
         if(!p.outer_boundary().is_empty())
           polys.push_back(p);
       }while(is.good() && !is.eof());
-    BOOST_FOREACH(Polygon p, polys)
+    for(Polygon p : polys)
       std::cout<<p<<std::endl;
   }
   
@@ -43,7 +41,7 @@ int main(int argc, char* argv[])
     std::ifstream  is((argc>2)?argv[2]:"data/multipolygon.wkt");
     MultiPolygon mp;
     CGAL::read_multi_polygon_WKT(is, mp);
-    BOOST_FOREACH(Polygon p, mp)
+    for(Polygon p : mp)
       std::cout<<p<<std::endl;
   }
   return 0;
diff --git a/Stream_support/examples/Stream_support/read_WKT.cpp b/Stream_support/examples/Stream_support/read_WKT.cpp
index 82da2bbf99c..fe1e6313ab5 100644
--- a/Stream_support/examples/Stream_support/read_WKT.cpp
+++ b/Stream_support/examples/Stream_support/read_WKT.cpp
@@ -10,8 +10,6 @@
 #include <CGAL/Simple_cartesian.h>
 #include <CGAL/Exact_predicates_exact_constructions_kernel.h>
 
-#include <boost/foreach.hpp>
-
 #include <vector>
 
 //typedef CGAL::Simple_cartesian<CGAL::Gmpq> Kernel;
@@ -35,12 +33,12 @@ int main(int argc, char* argv[])
     MultiPolygon polygons;
     CGAL::read_WKT(is, points,polylines,polygons);
     
-    BOOST_FOREACH(Point p, points)
+    for(Point p : points)
       std::cout<<p<<std::endl;
-    BOOST_FOREACH(LineString ls, polylines)
-        BOOST_FOREACH(Point p, ls)
+    for(LineString ls : polylines)
+        for(Point p : ls)
           std::cout<<p<<std::endl;
-    BOOST_FOREACH(Polygon p, polygons)
+    for(Polygon p : polygons)
       std::cout<<p<<std::endl;
     
   }
diff --git a/Stream_support/include/CGAL/IO/Color.h b/Stream_support/include/CGAL/IO/Color.h
index 1c9e2709112..bfe902ab8d4 100644
--- a/Stream_support/include/CGAL/IO/Color.h
+++ b/Stream_support/include/CGAL/IO/Color.h
@@ -48,7 +48,7 @@ class Color
 {
 private:
 
-  cpp11::array<unsigned char, 4> m_data;
+  std::array<unsigned char, 4> m_data;
   
 public:
 
@@ -159,21 +159,21 @@ public:
   /*!
     returns the array with rgba values.
   */ 
-  const cpp11::array<unsigned char, 4>& to_rgba() const { return m_data; }
+  const std::array<unsigned char, 4>& to_rgba() const { return m_data; }
 
   /*!
     returns the array with rgb values.
   */ 
-  const cpp11::array<unsigned char, 3>& to_rgb() const
+  const std::array<unsigned char, 3>& to_rgb() const
   {
-    return reinterpret_cast<const cpp11::array<unsigned char, 3>&>(m_data);
+    return reinterpret_cast<const std::array<unsigned char, 3>&>(m_data);
   }
 
   /*!  
     computes the hsv (hue, saturation, value) values and returns an
     array representing them as float values between 0 and 1.
   */ 
-  cpp11::array<double, 3> to_hsv() const
+  std::array<double, 3> to_hsv() const
   {
     double r = (double)(m_data[0]) / 255.;
     double g = (double)(m_data[1]) / 255.;
diff --git a/Stream_support/test/Stream_support/test_read_WKT.cpp b/Stream_support/test/Stream_support/test_read_WKT.cpp
index 0b550d76f34..fa0bb9b2c08 100644
--- a/Stream_support/test/Stream_support/test_read_WKT.cpp
+++ b/Stream_support/test/Stream_support/test_read_WKT.cpp
@@ -9,8 +9,6 @@
 #include <CGAL/Simple_cartesian.h>
 #include <CGAL/Exact_predicates_inexact_constructions_kernel.h>
 
-#include <boost/foreach.hpp>
-
 #include <vector>
 
 typedef CGAL::Exact_predicates_inexact_constructions_kernel Kernel;
diff --git a/Stream_support/test/Stream_support/test_write_WKT.cpp b/Stream_support/test/Stream_support/test_write_WKT.cpp
index 9586021beb9..ac602a67a93 100644
--- a/Stream_support/test/Stream_support/test_write_WKT.cpp
+++ b/Stream_support/test/Stream_support/test_write_WKT.cpp
@@ -11,8 +11,6 @@
 #include <CGAL/Exact_predicates_inexact_constructions_kernel.h>
 #include <CGAL/Simple_cartesian.h>
 
-#include <boost/foreach.hpp>
-
 #include <vector>
 
 typedef CGAL::Exact_predicates_inexact_constructions_kernel Kernel; 
diff --git a/Surface_mesh/examples/Surface_mesh/sm_draw_small_faces.cpp b/Surface_mesh/examples/Surface_mesh/sm_draw_small_faces.cpp
index 3ab87459e1d..5d07f8a2dfa 100644
--- a/Surface_mesh/examples/Surface_mesh/sm_draw_small_faces.cpp
+++ b/Surface_mesh/examples/Surface_mesh/sm_draw_small_faces.cpp
@@ -4,7 +4,6 @@
 #include <CGAL/Polygon_mesh_processing/triangulate_faces.h>
 #include <fstream>
 #include <string>
-#include <boost/foreach.hpp>
 #include "draw_surface_mesh_small_faces.h"
 
 typedef CGAL::Simple_cartesian<double> K;
@@ -26,7 +25,7 @@ int main(int argc, char* argv[])
   boost::tie(faces_size, created)=sm.add_property_map<face_descriptor, FT>("f:size",0.);
   CGAL_assertion(created);
   
-  BOOST_FOREACH(face_descriptor fd, sm.faces())
+  for(face_descriptor fd : sm.faces())
   { faces_size[fd]=CGAL::Polygon_mesh_processing::face_area(fd, sm); }
 
   draw_surface_mesh_with_small_faces(sm);
diff --git a/Surface_sweep_2/include/CGAL/Surface_sweep_2/Surface_sweep_2_impl.h b/Surface_sweep_2/include/CGAL/Surface_sweep_2/Surface_sweep_2_impl.h
index e0379d49771..19ec5d88584 100644
--- a/Surface_sweep_2/include/CGAL/Surface_sweep_2/Surface_sweep_2_impl.h
+++ b/Surface_sweep_2/include/CGAL/Surface_sweep_2/Surface_sweep_2_impl.h
@@ -280,7 +280,7 @@ void Surface_sweep_2<Vis>::_handle_overlaps_in_right_curves()
         Subcurve_iterator next_after = this->m_currentEvent->get_curve_after_on_right(it->first);
         for (std::size_t i=0; i<nbc; ++i)
         {
-          _intersect(it->second[i], *cpp11::prev(next_after), this->m_currentEvent);
+          _intersect(it->second[i], *std::prev(next_after), this->m_currentEvent);
           CGAL_assertion(it->second.size()==nbc); // make sure the container was not updated
         }
       }