diff --git a/CMakeLists.txt b/CMakeLists.txt
index 9d4233364e..387b68e3c1 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -4,29 +4,29 @@ list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake")
 # Default Build Type to be Release
 if(NOT CMAKE_BUILD_TYPE)
   set(CMAKE_BUILD_TYPE "Release" CACHE STRING
-		"Choose the type of build, options are: Debug Release RelWithDebInfo MinSizeRel."
-		FORCE)
+    "Choose the type of build, options are: Debug Release RelWithDebInfo MinSizeRel."
+    FORCE)
 endif(NOT CMAKE_BUILD_TYPE)
 
 # Use find_package everywhere, no-op if it's a subproject
 macro(find_package)
-	if(NOT TARGET ${ARGV0} AND NOT TARGET ${ARGV0}::${ARGV0})
-		_find_package(${ARGV})
-	else()
-		if(TARGET ${ARGV0})
-			get_target_property(TGT_VER ${ARGV0} VERSION)
-			set(TGT ${ARGV0})
-		else()
-			get_target_property(TGT_VER ${ARGV0}::${ARGV0} VERSION)
-			set(TGT ${ARGV0}::${ARGV0})
-		endif()
-		message(STATUS "Found ${ARGV0}: CMake Target ${TGT} (found version \"${TGT_VER}\")")
-		set(${ARGV0}_FOUND TRUE)
-	endif()
+  if(NOT TARGET ${ARGV0} AND NOT TARGET ${ARGV0}::${ARGV0})
+    _find_package(${ARGV})
+  else()
+    if(TARGET ${ARGV0})
+      get_target_property(TGT_VER ${ARGV0} VERSION)
+      set(TGT ${ARGV0})
+    else()
+      get_target_property(TGT_VER ${ARGV0}::${ARGV0} VERSION)
+      set(TGT ${ARGV0}::${ARGV0})
+    endif()
+    message(STATUS "Found ${ARGV0}: CMake Target ${TGT} (found version \"${TGT_VER}\")")
+    set(${ARGV0}_FOUND TRUE)
+  endif()
 endmacro()
 # Apple: Don't modify install_name when touching RPATH.
 if(POLICY CMP0068)
-	cmake_policy(SET CMP0068 NEW)
+  cmake_policy(SET CMP0068 NEW)
 endif()
 
 project(ortools-meta NONE)
@@ -34,48 +34,67 @@ project(ortools-meta NONE)
 include(CTest)
 if(UNIX)
   # Needed to create python package from the build directory
-	set(CMAKE_BUILD_WITH_INSTALL_RPATH TRUE)
-	option(BUILD_SHARED_LIBS "Build shared libraries(.so)." ON)
+  set(CMAKE_BUILD_WITH_INSTALL_RPATH TRUE)
+  option(BUILD_SHARED_LIBS "Build shared libraries(.so)." ON)
 elseif(MSVC)
-	# Windows only support static build.
- set(BUILD_SHARED_LIBS OFF)
+  # Windows only support static build.
+  set(BUILD_SHARED_LIBS OFF)
 endif()
 
 # When incorporating ortools in a CMake Project, then only C++ library will be built.
 # Consequently Python, Java and C# wrapper won't be built.
 if("^${CMAKE_SOURCE_DIR}$" STREQUAL "^${PROJECT_SOURCE_DIR}$")
-	set(ORTOOLS_IS_SUBPROJECT FALSE)
+  set(ORTOOLS_IS_SUBPROJECT FALSE)
 else()
-	set(ORTOOLS_IS_SUBPROJECT TRUE)
+  set(ORTOOLS_IS_SUBPROJECT TRUE)
 endif()
 
 include(CMakeDependentOption)
 option(BUILD_DEPS "Force re-build of all dependencies" ON)
 option(BUILD_CXX "Build C++ library" ON)
 CMAKE_DEPENDENT_OPTION(BUILD_PYTHON	"Build Python Library" OFF
-	"BUILD_CXX; NOT ORTOOLS_IS_SUBPROJECT"	OFF)
+  "BUILD_CXX; NOT ORTOOLS_IS_SUBPROJECT"	OFF)
 CMAKE_DEPENDENT_OPTION(BUILD_JAVA "Build Java Library" OFF
-	"BUILD_CXX; NOT ORTOOLS_IS_SUBPROJECT" OFF)
-CMAKE_DEPENDENT_OPTION(BUILD_CSHARP "Build CSharp Library" OFF
-	"BUILD_CXX; NOT ORTOOLS_IS_SUBPROJECT" OFF)
+  "BUILD_CXX; NOT ORTOOLS_IS_SUBPROJECT" OFF)
+CMAKE_DEPENDENT_OPTION(BUILD_DOTNET "Build .NET Library" OFF
+  "BUILD_CXX; NOT ORTOOLS_IS_SUBPROJECT" OFF)
 
 message(STATUS "Build all dependencies: ${BUILD_DEPS}")
 message(STATUS "Build CXX library: ${BUILD_CXX}")
 message(STATUS "Build Python Binding: ${BUILD_PYTHON}")
 message(STATUS "Build Java Binding: ${BUILD_JAVA}")
-message(STATUS "Build CSharp Binding: ${BUILD_CSHARP}")
+message(STATUS "Build .Net Binding: ${BUILD_DOTNET}")
 
 # Add OR Tools Dependencies as CMake subproject if missing
-add_subdirectory(cmake/external)
-
-include(cpp)
-include(python)
-include(java)
-include(csharp)
-
-if(BUILD_TESTING)
-	add_subdirectory(examples/cpp)
-	add_subdirectory(examples/data)
-	add_subdirectory(examples/python)
-	add_subdirectory(examples/notebook)
+if(BUILD_DEPS)
+  add_subdirectory(cmake/external)
+endif()
+
+if(BUILD_CXX)
+  include(cpp)
+  if(BUILD_TESTING)
+    add_subdirectory(examples/cpp)
+  endif()
+endif()
+
+if(BUILD_PYTHON)
+  include(python)
+  if(BUILD_TESTING)
+    add_subdirectory(examples/python)
+    add_subdirectory(examples/notebook)
+  endif()
+endif()
+
+if(BUILD_JAVA)
+  include(java)
+  if(BUILD_TESTING)
+    add_subdirectory(examples/java)
+  endif()
+endif()
+
+if(BUILD_DOTNET)
+  include(dotnet)
+  if(BUILD_TESTING)
+    add_subdirectory(examples/dotnet)
+  endif()
 endif()