diff --git a/Mesh_3/CMakeLists.txt b/Mesh_3/CMakeLists.txt
new file mode 100644
index 000000000000..df1b43564ff4
--- /dev/null
+++ b/Mesh_3/CMakeLists.txt
@@ -0,0 +1,13 @@
+cmake_minimum_required(VERSION 3.1...3.23)
+project(Mesh_3)
+
+
+if(EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/benchmark/${PROJECT_NAME}/CMakeLists.txt")
+  option(CGAL_${PROJECT_NAME}_BENCHMARK "Add benchmark to project" OFF)
+  if(CGAL_${PROJECT_NAME}_BENCHMARK)
+    add_subdirectory("benchmark/${PROJECT_NAME}")
+  endif()
+endif()
+
+add_subdirectory("examples/${PROJECT_NAME}")
+add_subdirectory("test/${PROJECT_NAME}")
diff --git a/Poisson_surface_reconstruction_3/CMakeLists.txt b/Poisson_surface_reconstruction_3/CMakeLists.txt
new file mode 100644
index 000000000000..8f0b40830e59
--- /dev/null
+++ b/Poisson_surface_reconstruction_3/CMakeLists.txt
@@ -0,0 +1,5 @@
+cmake_minimum_required(VERSION 3.1...3.23)
+project(Poisson_surface_reconstruction_3)
+
+add_subdirectory("examples/${PROJECT_NAME}")
+add_subdirectory("test/${PROJECT_NAME}")
diff --git a/Polygon_mesh_processing/CMakeLists.txt b/Polygon_mesh_processing/CMakeLists.txt
new file mode 100644
index 000000000000..81f28754a2e9
--- /dev/null
+++ b/Polygon_mesh_processing/CMakeLists.txt
@@ -0,0 +1,10 @@
+cmake_minimum_required(VERSION 3.1...3.23)
+project(Polygon_mesh_processing)
+
+option(CGAL_${PROJECT_NAME}_BENCHMARK "Add benchmark to project" OFF)
+if(CGAL_${PROJECT_NAME}_BENCHMARK)
+  add_subdirectory("benchmark/${PROJECT_NAME}")
+endif()
+
+add_subdirectory("examples/${PROJECT_NAME}")
+add_subdirectory("test/${PROJECT_NAME}")