diff --git a/CMakeLists.txt b/CMakeLists.txt
index e21f3aa..724966e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -8,4 +8,5 @@ include(projectheader)
 project_header(modbus-cpp)
 
 add_subdirectory(src)
+add_subdirectory(tools)
 
diff --git a/tools/CMakeLists.txt b/tools/CMakeLists.txt
new file mode 100644
index 0000000..1e00337
--- /dev/null
+++ b/tools/CMakeLists.txt
@@ -0,0 +1,11 @@
+cmake_minimum_required(VERSION 3.0)
+project(modbus-cpp)
+LIST(APPEND CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/submodules/cmake)
+
+# ==============================================================================
+# = Include build information
+include(projectheader)
+project_header(modbus-cpp)
+
+add_subdirectory(modbus-master)
+# add_subdirectory(modbus-slave)
diff --git a/tools/README.md b/tools/README.md
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/tools/README.md
diff --git a/tools/modbus-master/CMakeLists.txt b/tools/modbus-master/CMakeLists.txt
new file mode 100644
index 0000000..69d9684
--- /dev/null
+++ b/tools/modbus-master/CMakeLists.txt
@@ -0,0 +1,15 @@
+cmake_minimum_required(VERSION 3.16)
+LIST(APPEND CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/submodules/cmake)
+
+include(projectheader)
+project_header(modbus-master)
+
+include(compiler)
+
+include_directories(
+    ${CMAKE_SOURCE_DIR}/include
+)
+
+set(SRC_LIST
+)
+
diff --git a/tools/modbus-slave/CMakeLists.txt b/tools/modbus-slave/CMakeLists.txt
new file mode 100644
index 0000000..6fbcada
--- /dev/null
+++ b/tools/modbus-slave/CMakeLists.txt
@@ -0,0 +1,30 @@
+cmake_minimum_required(VERSION 3.16)
+LIST(APPEND CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/submodules/cmake)
+
+include(projectheader)
+project_header(modbus-cpp)
+
+include(compiler)
+
+include_directories(
+    ${CMAKE_SOURCE_DIR}/include
+)
+
+set(SRC_LIST
+    ${CMAKE_CURRENT_SOURCE_DIR}/modbusbase.h
+    ${CMAKE_CURRENT_SOURCE_DIR}/modbusbase.cpp
+    ${CMAKE_CURRENT_SOURCE_DIR}/modbustcp.h
+    ${CMAKE_CURRENT_SOURCE_DIR}/modbustcp.cpp
+    ${CMAKE_CURRENT_SOURCE_DIR}/modbusrtu.h
+    ${CMAKE_CURRENT_SOURCE_DIR}/modbusrtu.cpp
+    ${CMAKE_CURRENT_SOURCE_DIR}/connectionconfig.h
+    ${CMAKE_CURRENT_SOURCE_DIR}/connectionconfig.cpp
+)
+
+include(library)
+add_libraries(PUBLIC
+)
+
+include(installation)
+install_component()
+