diff --git a/CMakeLists.txt b/CMakeLists.txt
new file mode 100644
index 00000000..10f05835
--- /dev/null
+++ b/CMakeLists.txt
@@ -0,0 +1,7 @@
+cmake_minimum_required(VERSION 3.0)
+
+project(SoftEtherVPN LANGUAGES C)
+
+set(default_build_type "Release")
+
+add_subdirectory(src)
diff --git a/configure b/configure
index db9e81fc..6ec85ab1 100755
--- a/configure
+++ b/configure
@@ -17,96 +17,12 @@ echo
 echo 'Welcome to the corner-cutting configure script !'
 echo
 
-OS=""
-case "`uname -s`" in
-Linux)
-	OS="linux"
-	;;
-FreeBSD)
-	OS="freebsd"
-	;;
-SunOS)
-	OS="solaris"
-	;;
-Darwin)
-	OS="macos"
-	;;
-OpenBSD)
-	OS="openbsd"
-	;;
-*)
-	echo 'Select your operating system below:'
-	echo ' 1: Linux'
-	echo ' 2: FreeBSD'
-	echo ' 3: Solaris'
-	echo ' 4: Mac OS X'
-	echo ' 5: OpenBSD'
-	echo
-	echo -n 'Which is your operating system (1 - 5) ? : '
-	read TMP
-	echo
-	if test "$TMP" = "1"
-	then
-		OS="linux"
-	fi
-	if test "$TMP" = "2"
-	then
-		OS="freebsd"
-	fi
-	if test "$TMP" = "3"
-	then
-		OS="solaris"
-	fi
-	if test "$TMP" = "4"
-	then
-		OS="macos"
-	fi
-	if test "$TMP" = "5"
-	then
-		OS="openbsd"
-	fi
+if [ ! -d "tmp" ]; then
+  mkdir tmp
+fi
 
-	if test "$OS" = ""
-	then
-		echo "Wrong number."
-		exit 1
-	fi
-	;;
-esac
+(cd tmp && cmake .. || exit 1)
 
-CPU=""
-case "`uname -m`" in
-x86_64|amd64|aarch64|arm64|armv8*|mips64|ppc64|sparc64|alpha|ia64)
-	CPU=64bit
-	;;
-i?86|x86pc|i86pc|armv4*|armv5*|armv6*|armv7*)
-	CPU=32bit
-	;;
-*)
-	echo 'Select your CPU bits below:'
-	echo ' 1: 32-bit'
-	echo ' 2: 64-bit'
-	echo
-	echo -n 'Which is the type of your CPU (1 - 2) ? : '
-	read TMP
-	echo
-	if test "$TMP" = "1"
-	then
-		CPU="32bit"
-	fi
-	if test "$TMP" = "2"
-	then
-		CPU="64bit"
-	fi
+echo ""
 
-	if test "$CPU" = ""
-	then
-		echo "Wrong number."
-		exit 1
-	fi
-	;;
-esac
-
-cp src/makefiles/${OS}_${CPU}.mak Makefile
-
-echo "The Makefile is generated. Run 'make' to build SoftEther VPN."
+echo "The Makefile is generated. Run 'make -C tmp' to build SoftEther VPN."
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
new file mode 100644
index 00000000..731d0da3
--- /dev/null
+++ b/src/CMakeLists.txt
@@ -0,0 +1,246 @@
+include(GNUInstallDirs)
+
+macro(install_wrapper_script target destination)
+  get_filename_component(filename ${target} NAME)
+
+  file(WRITE ${CMAKE_SOURCE_DIR}/tmp/script/${filename} "#!/bin/sh\n")
+  file(APPEND ${CMAKE_SOURCE_DIR}/tmp/script/${filename} "${target} \"$@\"\n")
+  file(APPEND ${CMAKE_SOURCE_DIR}/tmp/script/${filename} "exit $?\n")
+
+  install(FILES ${CMAKE_SOURCE_DIR}/tmp/script/${filename}
+    DESTINATION ${destination}
+    PERMISSIONS OWNER_READ OWNER_WRITE OWNER_EXECUTE GROUP_READ GROUP_EXECUTE WORLD_READ WORLD_EXECUTE
+  )
+endmacro(install_wrapper_script)
+
+# Cedar communication module
+file(GLOB SOURCES_CEDAR "Cedar/*.c")
+file(GLOB HEADERS_CEDAR "Cedar/*.h")
+
+add_library(cedar STATIC ${SOURCES_CEDAR} ${HEADERS_CEDAR})
+
+set_target_properties(cedar
+  PROPERTIES
+  ARCHIVE_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/tmp/Cedar"
+  LIBRARY_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/tmp/Cedar"
+  RUNTIME_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/tmp/Cedar"
+)
+
+# Mayaqua kernel
+file(GLOB SOURCES_MAYAQUA "Mayaqua/*.c")
+file(GLOB HEADERS_MAYAQUA "Mayaqua/*.h")
+
+add_library(mayaqua STATIC ${SOURCES_MAYAQUA} ${HEADERS_MAYAQUA})
+
+target_include_directories(mayaqua PUBLIC Mayaqua)
+
+set_target_properties(mayaqua
+  PROPERTIES
+  ARCHIVE_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/tmp/Mayaqua"
+  LIBRARY_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/tmp/Mayaqua"
+  RUNTIME_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/tmp/Mayaqua"
+)
+
+# hamcorebuilder utility
+add_executable(hamcorebuilder hamcorebuilder/hamcorebuilder.c)
+
+set_target_properties(hamcorebuilder
+  PROPERTIES
+  ARCHIVE_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/tmp"
+  LIBRARY_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/tmp"
+  RUNTIME_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/tmp"
+)
+
+# vpnserver
+add_executable(vpnserver vpnserver/vpnserver.c)
+
+set_target_properties(vpnserver
+  PROPERTIES
+  ARCHIVE_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/tmp/vpnserver"
+  LIBRARY_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/bin/vpnserver"
+  RUNTIME_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/bin/vpnserver"
+)
+
+get_target_property(VPNSERVER_RUNTIME_OUTPUT_DIRECTORY vpnserver RUNTIME_OUTPUT_DIRECTORY)
+
+# vpnclient
+add_executable(vpnclient vpnclient/vpncsvc.c)
+
+set_target_properties(vpnclient
+  PROPERTIES
+  ARCHIVE_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/tmp/vpnclient"
+  LIBRARY_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/bin/vpnclient"
+  RUNTIME_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/bin/vpnclient"
+)
+
+get_target_property(VPNCLIENT_RUNTIME_OUTPUT_DIRECTORY vpnclient RUNTIME_OUTPUT_DIRECTORY)
+
+# vpnbridge
+add_executable(vpnbridge vpnbridge/vpnbridge.c)
+
+set_target_properties(vpnbridge
+  PROPERTIES
+  ARCHIVE_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/tmp/vpnbridge"
+  LIBRARY_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/bin/vpnbridge"
+  RUNTIME_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/bin/vpnbridge"
+)
+
+get_target_property(VPNBRIDGE_RUNTIME_OUTPUT_DIRECTORY vpnbridge RUNTIME_OUTPUT_DIRECTORY)
+
+# vpncmd
+add_executable(vpncmd vpncmd/vpncmd.c)
+
+set_target_properties(vpncmd
+  PROPERTIES
+  ARCHIVE_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/tmp/vpncmd"
+  LIBRARY_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/bin/vpncmd"
+  RUNTIME_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/bin/vpncmd"
+)
+
+get_target_property(VPNCMD_RUNTIME_OUTPUT_DIRECTORY vpncmd RUNTIME_OUTPUT_DIRECTORY)
+
+if(CMAKE_BUILD_TYPE STREQUAL "Debug")
+  add_definitions(-D_DEBUG -DDEBUG)
+endif()
+
+if(CMAKE_BUILD_TYPE STREQUAL "Release")
+  add_definitions(-DNDEBUG -DVPN_SPEED)
+endif()
+
+if(CMAKE_SIZEOF_VOID_P EQUAL 8)
+    add_definitions(-DCPU_64)
+endif()
+
+add_definitions(-D_REENTRANT -DREENTRANT -D_THREAD_SAFE -D_THREADSAFE -DTHREAD_SAFE -DTHREADSAFE -D_FILE_OFFSET_BITS=64)
+
+set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fsigned-char")
+
+# Add /src to the include paths
+include_directories(.)
+
+if(WIN32)
+  message(FATAL_ERROR "Windows compilation via CMake is currently not supported.")
+endif()
+
+if(UNIX)
+  set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -g")
+  set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} -O2")
+
+  add_definitions(-DUNIX)
+
+  find_library(LIB_PTHREAD pthread)
+  find_library(LIB_READLINE readline)
+  find_library(LIB_NCURSES ncurses)
+  find_library(LIB_Z z)
+
+  # In some cases libiconv is not included in libc
+  find_library(LIB_ICONV iconv)
+
+  # This is required in order to link to the correct OpenSSL library
+  find_library(LIB_SSL
+    NAMES ssl
+    HINTS "/usr/local/opt/openssl/lib"
+  )
+
+  find_library(LIB_CRYPTO
+    NAMES crypto
+    HINTS "/usr/local/opt/openssl/lib"
+  )
+
+  if(${CMAKE_SYSTEM_NAME} STREQUAL "Linux")
+    add_definitions(-DUNIX_LINUX)
+  endif()
+
+  if(${CMAKE_SYSTEM_NAME} STREQUAL "FreeBSD")
+    add_definitions(-DUNIX_BSD -DBRIDGE_BPF -DNO_VLAN)
+    include_directories(SYSTEM /usr/local/include)
+    link_directories(SYSTEM /usr/local/lib)
+  endif()
+
+  if(${CMAKE_SYSTEM_NAME} STREQUAL "OpenBSD")
+    add_definitions(-DUNIX_BSD -DNO_VLAN)
+    include_directories(SYSTEM /usr/local/include)
+    link_directories(SYSTEM /usr/local/lib)
+  endif()
+
+  if(${CMAKE_SYSTEM_NAME} STREQUAL "SunOS")
+    add_definitions(-DUNIX_SOLARIS -DNO_VLAN)
+    target_link_libraries(mayaqua nsl socket)
+  endif()
+
+  if(${CMAKE_SYSTEM_NAME} STREQUAL "Darwin")
+    add_definitions(-DUNIX_MACOS -DBRIDGE_PCAP)
+    include_directories(SYSTEM /usr/local/opt/openssl/include)
+    link_directories(SYSTEM /usr/local/opt/openssl/lib)
+    target_link_libraries(cedar pcap)
+  endif()
+endif()
+
+target_link_libraries(mayaqua ${LIB_PTHREAD} ${LIB_SSL} ${LIB_CRYPTO} ${LIB_READLINE} ${LIB_NCURSES} ${LIB_Z})
+
+if(LIB_ICONV)
+  target_link_libraries(mayaqua ${LIB_ICONV})
+endif()
+
+target_link_libraries(hamcorebuilder cedar mayaqua)
+
+target_link_libraries(vpnserver cedar mayaqua)
+target_link_libraries(vpnclient cedar mayaqua)
+target_link_libraries(vpnbridge cedar mayaqua)
+target_link_libraries(vpncmd cedar mayaqua)
+
+# hamcore.se2 archive file
+add_custom_target(hamcore-archive-build
+  ALL
+  COMMAND hamcorebuilder ${CMAKE_SOURCE_DIR}/src/bin/hamcore/ ${CMAKE_SOURCE_DIR}/tmp/hamcore.se2
+  DEPENDS hamcorebuilder
+  COMMENT "Building hamcore.se2 archive file..."
+  VERBATIM
+)
+
+# Copy hamcore.se2 to vpnserver's directory
+add_custom_command(TARGET hamcore-archive-build
+  POST_BUILD
+  COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_SOURCE_DIR}/tmp/hamcore.se2 ${VPNSERVER_RUNTIME_OUTPUT_DIRECTORY}
+)
+
+# Copy hamcore.se2 to vpnclient's directory
+add_custom_command(TARGET hamcore-archive-build
+  POST_BUILD
+  COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_SOURCE_DIR}/tmp/hamcore.se2 ${VPNCLIENT_RUNTIME_OUTPUT_DIRECTORY}
+)
+
+# Copy hamcore.se2 to vpnbridge's directory
+add_custom_command(TARGET hamcore-archive-build
+  POST_BUILD
+  COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_SOURCE_DIR}/tmp/hamcore.se2 ${VPNBRIDGE_RUNTIME_OUTPUT_DIRECTORY}
+)
+
+# Copy hamcore.se2 to vpncmd's directory
+add_custom_command(TARGET hamcore-archive-build
+  POST_BUILD
+  COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_SOURCE_DIR}/tmp/hamcore.se2 ${VPNCMD_RUNTIME_OUTPUT_DIRECTORY}
+)
+
+# Copy contents of "bin" directory to /usr
+install(DIRECTORY "${CMAKE_SOURCE_DIR}/bin/"
+  DESTINATION "/usr"
+  PATTERN "*"
+  PERMISSIONS OWNER_READ OWNER_WRITE OWNER_EXECUTE GROUP_READ GROUP_EXECUTE WORLD_READ WORLD_EXECUTE
+)
+
+# Create wrapper scripts in the user's binaries directory, which is usually "/usr/local/bin".
+# This is required because symlinks use the folder they are in as working directory.
+install_wrapper_script("/usr/vpnserver/vpnserver" ${CMAKE_INSTALL_FULL_BINDIR})
+install_wrapper_script("/usr/vpnclient/vpnclient" ${CMAKE_INSTALL_FULL_BINDIR})
+install_wrapper_script("/usr/vpnbridge/vpnbridge" ${CMAKE_INSTALL_FULL_BINDIR})
+install_wrapper_script("/usr/vpncmd/vpncmd" ${CMAKE_INSTALL_FULL_BINDIR})
+
+# Print message after installing the targets
+install(CODE "message(\"\n----------------------------------------------------------------------------------------------------------------------------\")")
+install(CODE "message(\"Build completed successfully.\n\")")
+install(CODE "message(\"Execute 'vpnserver start' to run the SoftEther VPN Server background service.\")")
+install(CODE "message(\"Execute 'vpnbridge start' to run the SoftEther VPN Bridge background service.\")")
+install(CODE "message(\"Execute 'vpnclient start' to run the SoftEther VPN Client background service.\")")
+install(CODE "message(\"Execute 'vpncmd' to run the SoftEther VPN Command-Line Utility to configure VPN Server, VPN Bridge or VPN Client.\")")
+install(CODE "message(\"----------------------------------------------------------------------------------------------------------------------------\n\")")