diff --git a/IMSProg_editor/CMakeLists.txt b/IMSProg_editor/CMakeLists.txt
index f4dd8e7..c1cc3d3 100644
--- a/IMSProg_editor/CMakeLists.txt
+++ b/IMSProg_editor/CMakeLists.txt
@@ -8,10 +8,15 @@ set(CMAKE_AUTORCC ON)
 set(CMAKE_AUTOUIC ON)
 
 project(IMSProg_editor LANGUAGES CXX)
-
-# Set the CMAKE_INSTALL_PREFIX to /usr if not specified
+# Set the CMAKE_INSTALL_PREFIX to /usr if not specified and /usr/local for macOS
 if (CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)
-	set(CMAKE_INSTALL_PREFIX "/usr" CACHE PATH "The default install prefix" FORCE)
+  if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
+      set(CMAKE_INSTALL_PREFIX "/usr/local" CACHE PATH "The default install prefix on macOS" FORCE)
+  # Set Qt5 path for macOS
+  	set(CMAKE_PREFIX_PATH "${CMAKE_INSTALL_PREFIX}/opt/qt@5" CACHE PATH "Path to Qt5 on macOS" FORCE)
+  else()
+      set(CMAKE_INSTALL_PREFIX "/usr" CACHE PATH "The default install prefix" FORCE)
+  endif()
 endif()
 
 # Set the CMAKE_INSTALL_BINDIR to /bin if not specified
@@ -64,7 +69,11 @@ target_link_libraries(${PROJECT_NAME} Qt5::Core)
 target_link_libraries(${PROJECT_NAME} Qt5::Widgets)
 
 install(TARGETS ${PROJECT_NAME} DESTINATION ${CMAKE_INSTALL_BINDIR})
-install(FILES "${CMAKE_CURRENT_SOURCE_DIR}/other/IMSProg_editor.desktop" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/applications")
+
+if(NOT ${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
+	install(FILES "${CMAKE_CURRENT_SOURCE_DIR}/other/IMSProg_editor.desktop" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/applications")
+endif()
+
 install(FILES "${CMAKE_CURRENT_SOURCE_DIR}/img/chipEdit64.png" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/pixmaps")
 
 install(FILES ${QM_FILES} DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/imsprog")
diff --git a/IMSProg_programmer/CMakeLists.txt b/IMSProg_programmer/CMakeLists.txt
index ce98292..1936d2a 100644
--- a/IMSProg_programmer/CMakeLists.txt
+++ b/IMSProg_programmer/CMakeLists.txt
@@ -11,7 +11,13 @@ project(IMSProg LANGUAGES C CXX)
 
 # Set the CMAKE_INSTALL_PREFIX to /usr if not specified
 if (CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)
-	set(CMAKE_INSTALL_PREFIX "/usr" CACHE PATH "The default install prefix" FORCE)
+  if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
+      set(CMAKE_INSTALL_PREFIX "/usr/local" CACHE PATH "The default install prefix on macOS" FORCE)
+  # Set Qt5 path for macOS
+  	set(CMAKE_PREFIX_PATH "${CMAKE_INSTALL_PREFIX}/opt/qt@5" CACHE PATH "Path to Qt5 on macOS" FORCE)
+  else()
+      set(CMAKE_INSTALL_PREFIX "/usr" CACHE PATH "The default install prefix" FORCE)
+  endif()
 endif()
 
 # Set the CMAKE_INSTALL_BINDIR to /bin if not specified
@@ -35,6 +41,7 @@ find_package(Qt5 REQUIRED COMPONENTS Core Widgets)
 find_package(Qt5Widgets REQUIRED)
 find_package(LibUSB REQUIRED)
 
+if(NOT ${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
 set(UDEVDIR "/usr/lib/udev")
 if (CMAKE_INSTALL_PREFIX STREQUAL "/usr" OR CMAKE_INSTALL_PREFIX STREQUAL "/" )
 # /usr and / install prefixes at treated by cmake GNUInstallDirs as
@@ -56,7 +63,7 @@ find_package(PkgConfig)
     endif()
   endif()
 endif()
-	
+endif()
 # Qt5LinguistTools
 find_package(Qt5 REQUIRED COMPONENTS LinguistTools)
 
@@ -142,20 +149,23 @@ dialogabout.ui
 recource.qrc
 ${QM_FILES}
 )
-	
+
 target_include_directories(${PROJECT_NAME} PRIVATE ${CMAKE_CURRENT_SOURCE_DIR})
 target_link_libraries(${PROJECT_NAME} Qt5::Core)
 target_link_libraries(${PROJECT_NAME} Qt5::Widgets ${LibUSB_LIBRARIES})
 
 install(TARGETS ${PROJECT_NAME} DESTINATION ${CMAKE_INSTALL_BINDIR})
-install(FILES "${CMAKE_CURRENT_SOURCE_DIR}/other/IMSProg.desktop" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/applications")
 install(FILES "${CMAKE_CURRENT_SOURCE_DIR}/img/IMSProg64.png" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/pixmaps")
 install(FILES "${CMAKE_CURRENT_SOURCE_DIR}/database/IMSProg.Dat" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/imsprog")
-install(FILES "${CMAKE_CURRENT_SOURCE_DIR}/other/71-CH341.rules" DESTINATION "${UDEVDIR}/rules.d")
+
+if(NOT ${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
+  install(FILES "${CMAKE_CURRENT_SOURCE_DIR}/other/IMSProg.desktop" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/applications")
+  install(FILES "${CMAKE_CURRENT_SOURCE_DIR}/other/71-CH341.rules" DESTINATION "${UDEVDIR}/rules.d")
+endif()
 
 install(FILES ${QM_FILES} DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/imsprog")
 
-install(FILES "${CMAKE_CURRENT_SOURCE_DIR}/other/IMSProg_database_update" 
+install(FILES "${CMAKE_CURRENT_SOURCE_DIR}/other/IMSProg_database_update"
 PERMISSIONS OWNER_EXECUTE OWNER_WRITE OWNER_READ GROUP_EXECUTE GROUP_READ WORLD_EXECUTE WORLD_READ
 DESTINATION ${CMAKE_INSTALL_BINDIR})
 install(FILES "${CMAKE_CURRENT_SOURCE_DIR}/other/IMSProg_database_update.desktop" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/applications")
@@ -165,4 +175,3 @@ install(FILES "${CMAKE_CURRENT_SOURCE_DIR}/other/IMSProg_database_update.1.gz" D
 install(FILES "${CMAKE_CURRENT_SOURCE_DIR}/other/index.html" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/doc/imsprog/html")
 install(FILES "${CMAKE_CURRENT_SOURCE_DIR}/other/io.github.bigbigmdm.imsprog.metainfo.xml" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/metainfo")
 install(FILES "${CMAKE_CURRENT_SOURCE_DIR}/other/io.github.bigbigmdm.imsprog_database_update.metainfo.xml" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/metainfo")
-
diff --git a/README.md b/README.md
index 661b482..fcf800d 100644
--- a/README.md
+++ b/README.md
@@ -60,6 +60,8 @@ These commands are included in the `build_all.sh` file.
 
 ## System software requirements
 
+### Linux
+
 For build are needed:
 - g++ or clang
 - CMake
@@ -90,10 +92,44 @@ Optionally if you want to use IMSProg_database_update script:
 :information_source: Debian < 11 and Ubuntu < 20.04 are not supported, you may 
 unable to have it working on them.
 
+### macOS
+if using Homebrew then Xcode Command Line Tools will install by default, if not then install manually from terminal:   
+
+```
+xcode-select --install
+```
+
+install the required packages  
+
+using brew:  
+
+```
+brew install qt@5 libusb cmake pkgconf
+```
+
+if not using the [build_all.sh](build_all.sh) script then make sure `libusb` is in your `C_INCLUDE_PATH`
+
+```
+export C_INCLUDE_PATH=/usr/local/opt/libusb/include
+```
+Optionally if you want to use IMSProg_database_update script:
+```
+brew install wget zenity
+```
+
+
 ## How to use:
 
+Note: for macOS use CMD `⌘` instead of CTRL for keyboard shortcuts.
+
 ## Chip programmer
 
+### Launching
+Can be launched from Terminal by running the command 
+```
+$ IMSProg
+```
+
 ### Connecting
 - Insert the chip into the appropriate slot of the CH341A programmer. The 
 `24xxx` and `25xxx` series chips must be inserted directly, according to the 
diff --git a/build_all.sh b/build_all.sh
index df5f2ba..3ffa8e2 100755
--- a/build_all.sh
+++ b/build_all.sh
@@ -1,4 +1,6 @@
 #!/bin/bash
+
+[[ "$OSTYPE" == "darwin"* ]] && export C_INCLUDE_PATH=/usr/local/opt/libusb/include
 if [ "$EUID" -ne 0 ]
   then echo "Please run as root! (sudo ./build_all.sh)"
   exit
@@ -8,7 +10,7 @@ rm -rf build/
 mkdir build/
 cmake -S . -B build/
 cmake --build build/ --parallel 
-sudo cmake --install build/
+cmake --install build/
 rm -rf build/
 cd .. #IMSProg
 cd IMSProg_editor
@@ -16,7 +18,7 @@ rm -rf build/
 mkdir build/
 cmake -S . -B build/
 cmake --build build/ --parallel 
-sudo cmake --install build/
+cmake --install build/
 rm -rf build/
 # Reloading the USB rules
-sudo udevadm control --reload-rules
+[[ "$OSTYPE" != "darwin"* ]] && udevadm control --reload-rules