diff --git a/CMake/Definitions.cmake b/CMake/Definitions.cmake
new file mode 100644
index 000000000..4cc7f15c9
--- /dev/null
+++ b/CMake/Definitions.cmake
@@ -0,0 +1,89 @@
+# Defines without value
+foreach(
+  def_name
+  NOSOUND
+  NONET
+  PREFILL_PLAYER_NAME
+  DISABLE_TCP
+  DISABLE_ZERO_TIER
+  DISABLE_STREAMING_MUSIC
+  DISABLE_STREAMING_SOUNDS
+  BUILD_TESTING
+  GPERF
+  GPERF_HEAP_MAIN
+  GPERF_HEAP_FIRST_GAME_ITERATION
+  STREAM_ALL_AUDIO
+  PACKET_ENCRYPTION
+  VIRTUAL_GAMEPAD
+)
+  if(${def_name})
+    list(APPEND DEVILUTIONX_DEFINITIONS ${def_name})
+  endif()
+endforeach(def_name)
+
+# Defines with value
+foreach(
+  def_name
+  DEFAULT_WIDTH
+  DEFAULT_HEIGHT
+  DEFAULT_AUDIO_SAMPLE_RATE
+  DEFAULT_AUDIO_CHANNELS
+  DEFAULT_AUDIO_BUFFER_SIZE
+  DEFAULT_AUDIO_RESAMPLING_QUALITY
+  SDL1_VIDEO_MODE_BPP
+  SDL1_VIDEO_MODE_FLAGS
+  SDL1_VIDEO_MODE_SVID_FLAGS
+  SDL1_FORCE_SVID_VIDEO_MODE
+  SDL1_FORCE_DIRECT_RENDER
+  HAS_KBCTRL
+  KBCTRL_BUTTON_DPAD_LEFT
+  KBCTRL_BUTTON_DPAD_RIGHT
+  KBCTRL_BUTTON_DPAD_UP
+  KBCTRL_BUTTON_DPAD_DOWN
+  KBCTRL_BUTTON_B
+  KBCTRL_BUTTON_A
+  KBCTRL_BUTTON_Y
+  KBCTRL_BUTTON_X
+  KBCTRL_BUTTON_LEFTSTICK
+  KBCTRL_BUTTON_RIGHTSTICK
+  KBCTRL_BUTTON_RIGHTSHOULDER
+  KBCTRL_BUTTON_LEFTSHOULDER
+  KBCTRL_BUTTON_TRIGGERLEFT
+  KBCTRL_BUTTON_TRIGGERRIGHT
+  KBCTRL_BUTTON_START
+  KBCTRL_BUTTON_BACK
+  KBCTRL_IGNORE_1
+  JOY_AXIS_LEFTX
+  JOY_AXIS_LEFTY
+  JOY_AXIS_RIGHTX
+  JOY_AXIS_RIGHTY
+  JOY_HAT_DPAD_UP_HAT
+  JOY_HAT_DPAD_UP
+  JOY_HAT_DPAD_DOWN_HAT
+  JOY_HAT_DPAD_DOWN
+  JOY_HAT_DPAD_LEFT_HAT
+  JOY_HAT_DPAD_LEFT
+  JOY_HAT_DPAD_RIGHT_HAT
+  JOY_HAT_DPAD_RIGHT
+  JOY_BUTTON_DPAD_LEFT
+  JOY_BUTTON_DPAD_RIGHT
+  JOY_BUTTON_DPAD_UP
+  JOY_BUTTON_DPAD_DOWN
+  JOY_BUTTON_B
+  JOY_BUTTON_A
+  JOY_BUTTON_Y
+  JOY_BUTTON_X
+  JOY_BUTTON_LEFTSTICK
+  JOY_BUTTON_RIGHTSTICK
+  JOY_BUTTON_RIGHTSHOULDER
+  JOY_BUTTON_LEFTSHOULDER
+  JOY_BUTTON_TRIGGERLEFT
+  JOY_BUTTON_TRIGGERRIGHT
+  JOY_BUTTON_START
+  JOY_BUTTON_BACK
+  REMAP_KEYBOARD_KEYS
+)
+  if(DEFINED ${def_name})
+    list(APPEND DEVILUTIONX_DEFINITIONS ${def_name}=${${def_name}})
+  endif()
+endforeach(def_name)
diff --git a/CMake/Dependencies.cmake b/CMake/Dependencies.cmake
index f75741aec..6426d1338 100644
--- a/CMake/Dependencies.cmake
+++ b/CMake/Dependencies.cmake
@@ -41,6 +41,14 @@ else()
   endif()
 endif()
 
+add_library(DevilutionX::SDL INTERFACE IMPORTED GLOBAL)
+if(USE_SDL1)
+  target_link_libraries(DevilutionX::SDL INTERFACE ${SDL_LIBRARY})
+  target_compile_definitions(DevilutionX::SDL INTERFACE USE_SDL1)
+else()
+  target_link_libraries(DevilutionX::SDL INTERFACE ${SDL2_MAIN} SDL2::SDL2)
+endif()
+
 macro(_find_SDL_image QUIET_OR_REQUIRED)
   if(USE_SDL1)
     find_package(SDL_image ${QUIET_OR_REQUIRED})
@@ -77,6 +85,13 @@ else()
   endif()
 endif()
 
+add_library(DevilutionX::SDL_image INTERFACE IMPORTED GLOBAL)
+if(USE_SDL1)
+  target_link_libraries(DevilutionX::SDL_image INTERFACE SDL_image)
+else()
+  target_link_libraries(DevilutionX::SDL_image INTERFACE SDL2::SDL2_image)
+endif()
+
 if(NOT NOSOUND)
   dependency_options("SDL_audiolib" DEVILUTIONX_SYSTEM_SDL_AUDIOLIB OFF DEVILUTIONX_STATIC_SDL_AUDIOLIB)
   if(DEVILUTIONX_SYSTEM_SDL_AUDIOLIB)
diff --git a/CMake/functions/devilutionx_library.cmake b/CMake/functions/devilutionx_library.cmake
new file mode 100644
index 000000000..d19019d57
--- /dev/null
+++ b/CMake/functions/devilutionx_library.cmake
@@ -0,0 +1,83 @@
+include(functions/genex)
+
+# This function is equivalent to `add_library` but applies DevilutionX-specific
+# compilation flags to it.
+function(add_devilutionx_library NAME)
+  add_library(${NAME} ${ARGN})
+
+  target_include_directories(${NAME} PUBLIC ${DevilutionX_SOURCE_DIR}/Source)
+
+  target_compile_definitions(${NAME} PUBLIC ${DEVILUTIONX_PLATFORM_COMPILE_DEFINITIONS})
+  target_compile_options(${NAME} PUBLIC ${DEVILUTIONX_PLATFORM_COMPILE_OPTIONS})
+
+  genex_for_option(DEBUG)
+  target_compile_definitions(${NAME} PUBLIC "$<${DEBUG_GENEX}:_DEBUG>")
+
+  if(NOT NONET AND NOT DISABLE_TCP)
+    target_compile_definitions(${NAME} PUBLIC ASIO_STANDALONE)
+  endif()
+
+  genex_for_option(UBSAN)
+  target_compile_options(${NAME} PUBLIC $<${UBSAN_GENEX}:-fsanitize=undefined>)
+  target_link_libraries(${NAME} PUBLIC $<${UBSAN_GENEX}:-fsanitize=undefined>)
+
+  if(TSAN)
+    target_compile_options(${NAME} PUBLIC -fsanitize=thread)
+    target_link_libraries(${NAME} PUBLIC -fsanitize=thread)
+  else()
+    genex_for_option(ASAN)
+    target_compile_options(${NAME} PUBLIC "$<${ASAN_GENEX}:-fsanitize=address;-fsanitize-recover=address>")
+    target_link_libraries(${NAME} PUBLIC "$<${ASAN_GENEX}:-fsanitize=address;-fsanitize-recover=address>")
+  endif()
+
+  if(GPERF)
+    target_link_libraries(${NAME} PUBLIC ${GPERFTOOLS_LIBRARIES})
+  endif()
+
+  if(CMAKE_CXX_COMPILER_ID MATCHES "GNU")
+    genex_for_option(DEVILUTIONX_STATIC_CXX_STDLIB)
+    target_link_libraries(${NAME} PUBLIC $<${DEVILUTIONX_STATIC_CXX_STDLIB_GENEX}:-static-libgcc;-static-libstdc++>)
+  endif()
+
+  if(NOT CMAKE_CXX_COMPILER_ID MATCHES "MSVC")
+    # Note: For Valgrind support.
+    genex_for_option(DEBUG)
+    target_compile_options(${NAME} PUBLIC $<${DEBUG_GENEX}:-fno-omit-frame-pointer>)
+
+    # Warnings for devilutionX
+    target_compile_options(${NAME} PUBLIC -Wall -Wextra -Wno-unused-parameter)
+
+    # For ARM and other default unsigned char platforms
+    target_compile_options(${NAME} PUBLIC -fsigned-char)
+  endif()
+
+  if(NOT WIN32 AND NOT APPLE AND NOT ${CMAKE_SYSTEM_NAME} STREQUAL FreeBSD)
+    # Enable POSIX extensions such as `readlink` and `ftruncate`.
+    add_definitions(-D_POSIX_C_SOURCE=200809L)
+  endif()
+
+  if(BUILD_TESTING)
+    if(ENABLE_CODECOVERAGE)
+      if(CMAKE_CXX_COMPILER_ID MATCHES "MSVC")
+        message(WARNING "Codecoverage not supported with MSVC")
+      else()
+        target_compile_options(${NAME} PUBLIC --coverage)
+        target_link_options(${NAME} PUBLIC --coverage)
+      endif()
+    endif()
+
+    target_compile_definitions(${NAME} PRIVATE _DVL_EXPORTING)
+  endif()
+
+  target_compile_definitions(${NAME} PUBLIC ${DEVILUTIONX_DEFINITIONS})
+endfunction()
+
+# Same as add_devilutionx_library(${NAME} OBJECT) with an additional
+# workaround for https://gitlab.kitware.com/cmake/cmake/-/issues/18090,
+# allowing this object library to be "linked" to other object libraries.
+function(add_devilutionx_object_library NAME)
+  add_devilutionx_library(${NAME} OBJECT ${ARGN})
+
+  # See https://gitlab.kitware.com/cmake/cmake/-/issues/18090
+  target_sources(${NAME} INTERFACE $<TARGET_OBJECTS:${NAME}>)
+endfunction()
diff --git a/CMake/platforms/n3ds.cmake b/CMake/platforms/n3ds.cmake
index 705e4ebfd..05c8d384e 100644
--- a/CMake/platforms/n3ds.cmake
+++ b/CMake/platforms/n3ds.cmake
@@ -16,13 +16,9 @@ list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_LIST_DIR}/ctr")
 list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_LIST_DIR}/ctr/modules")
 find_package(CITRO3D REQUIRED)
 
-list(APPEND DEVILUTIONX_PLATFORM_LINK_LIBRARIES
-  3ds::citro3d
-  3ds::ctrulib
-)
-list(APPEND DEVILUTIONX_PLATFORM_COMPILE_DEFINITIONS
-  __3DS__
-)
+list(APPEND DEVILUTIONX_PLATFORM_SUBDIRECTORIES platform/ctr)
+list(APPEND DEVILUTIONX_PLATFORM_LINK_LIBRARIES libdevilutionx_ctr)
+list(APPEND DEVILUTIONX_PLATFORM_COMPILE_DEFINITIONS __3DS__)
 
 #SDL video mode parameters
 set(SDL1_VIDEO_MODE_FLAGS SDL_DOUBLEBUF|SDL_HWSURFACE)
diff --git a/CMake/platforms/switch.cmake b/CMake/platforms/switch.cmake
index 6919f3734..733baf82e 100644
--- a/CMake/platforms/switch.cmake
+++ b/CMake/platforms/switch.cmake
@@ -12,3 +12,6 @@ set(JOY_BUTTON_DPAD_LEFT 16)
 set(JOY_BUTTON_DPAD_UP 17)
 set(JOY_BUTTON_DPAD_RIGHT 18)
 set(JOY_BUTTON_DPAD_DOWN 19)
+
+list(APPEND DEVILUTIONX_PLATFORM_SUBDIRECTORIES platform/switch)
+list(APPEND DEVILUTIONX_PLATFORM_LINK_LIBRARIES libdevilutionx_switch)
diff --git a/CMake/platforms/vita.cmake b/CMake/platforms/vita.cmake
index 7ed0cfdaf..278ae8056 100644
--- a/CMake/platforms/vita.cmake
+++ b/CMake/platforms/vita.cmake
@@ -5,12 +5,6 @@ set(BUILD_TESTING OFF)
 set(DISABLE_ZERO_TIER ON)
 set(PREFILL_PLAYER_NAME ON)
 
-list(APPEND DEVILUTIONX_PLATFORM_LINK_LIBRARIES
-  ScePower_stub
-  SceAppUtil_stub
-  SceNet_stub
-  SceNetCtl_stub
-)
-list(APPEND DEVILUTIONX_PLATFORM_COMPILE_DEFINITIONS
-  VITA
-)
+list(APPEND DEVILUTIONX_PLATFORM_SUBDIRECTORIES platform/vita)
+list(APPEND DEVILUTIONX_PLATFORM_LINK_LIBRARIES libdevilutionx_vita)
+list(APPEND DEVILUTIONX_PLATFORM_COMPILE_DEFINITIONS VITA)
diff --git a/Source/CMakeLists.txt b/Source/CMakeLists.txt
index 74b73420b..32239e8fd 100644
--- a/Source/CMakeLists.txt
+++ b/Source/CMakeLists.txt
@@ -1,3 +1,5 @@
+include(Definitions)
+include(functions/devilutionx_library)
 include(functions/genex)
 
 set(libdevilutionx_SRCS
@@ -183,61 +185,14 @@ if(VIRTUAL_GAMEPAD)
     controls/touch/renderers.cpp)
 endif()
 
-
-if(NINTENDO_SWITCH)
-  list(APPEND libdevilutionx_SRCS
-    platform/switch/network.cpp
-    platform/switch/keyboard.cpp
-    platform/switch/docking.cpp
-    platform/switch/asio/pause.c
-    platform/switch/asio/net/if.c
-    platform/switch/asio/sys/signal.c)
-
-  if(PACKET_ENCRYPTION)
-    list(APPEND libdevilutionx_SRCS
-      platform/switch/random.cpp)
-  endif()
-endif()
-
-if(VITA)
-  list(APPEND libdevilutionx_SRCS
-    platform/vita/network.cpp
-    platform/vita/keyboard.cpp
-    platform/vita/touch.cpp)
-
-  if(PACKET_ENCRYPTION)
-    list(APPEND libdevilutionx_SRCS
-      platform/vita/random.cpp)
-  endif()
-endif()
-
-if(NINTENDO_3DS)
-  list(APPEND libdevilutionx_SRCS
-    platform/ctr/system.cpp
-    platform/ctr/keyboard.cpp
-    platform/ctr/display.cpp
-    platform/ctr/messagebox.cpp
-    platform/ctr/sockets.cpp
-    platform/ctr/locale.cpp
-    platform/ctr/asio/net/if.c
-    platform/ctr/asio/sys/socket.c
-    platform/ctr/asio/sys/uio.c)
-
-
-  if(PACKET_ENCRYPTION)
-    list(APPEND libdevilutionx_SRCS
-      platform/ctr/random.cpp)
-  endif()
-endif()
-
 if(DISCORD_INTEGRATION)
   list(APPEND libdevilutionx_SRCS
     discord/discord.cpp
   )
 endif()
 
-add_library(libdevilutionx OBJECT ${libdevilutionx_SRCS})
-target_include_directories(libdevilutionx PUBLIC ${CMAKE_CURRENT_SOURCE_DIR} ${CMAKE_CURRENT_BINARY_DIR})
+add_devilutionx_library(libdevilutionx OBJECT ${libdevilutionx_SRCS})
+target_include_directories(libdevilutionx PUBLIC ${CMAKE_CURRENT_BINARY_DIR})
 
 # Use file GENERATE instead of configure_file because configure_file
 # does not support generator expressions.
@@ -266,14 +221,17 @@ if(GPERF)
   find_package(Gperftools REQUIRED)
 endif()
 
-target_link_libraries(libdevilutionx PUBLIC Threads::Threads)
-
 target_link_libraries(libdevilutionx PUBLIC
+  Threads::Threads
+  DevilutionX::SDL
+  DevilutionX::SDL_image
+  fmt::fmt
   PKWare
   libmpq
   libsmackerdec
   simpleini
-  hoehrmann_utf8)
+  hoehrmann_utf8
+)
 
 if(NOT NONET)
   if(NOT DISABLE_TCP)
@@ -284,40 +242,6 @@ if(NOT NONET)
   endif()
 endif()
 
-target_link_libraries(libdevilutionx PUBLIC fmt::fmt)
-
-genex_for_option(DEBUG)
-target_compile_definitions(libdevilutionx PUBLIC "$<${DEBUG_GENEX}:_DEBUG>")
-
-if(NOT NONET AND NOT DISABLE_TCP)
-  target_compile_definitions(libdevilutionx PUBLIC ASIO_STANDALONE)
-endif()
-
-genex_for_option(UBSAN)
-target_compile_options(libdevilutionx PUBLIC $<${UBSAN_GENEX}:-fsanitize=undefined>)
-target_link_libraries(libdevilutionx PUBLIC $<${UBSAN_GENEX}:-fsanitize=undefined>)
-
-if(TSAN)
-  target_compile_options(libdevilutionx PUBLIC -fsanitize=thread)
-  target_link_libraries(libdevilutionx PUBLIC -fsanitize=thread)
-else()
-  genex_for_option(ASAN)
-  target_compile_options(libdevilutionx PUBLIC "$<${ASAN_GENEX}:-fsanitize=address;-fsanitize-recover=address>")
-  target_link_libraries(libdevilutionx PUBLIC "$<${ASAN_GENEX}:-fsanitize=address;-fsanitize-recover=address>")
-endif()
-
-if(USE_SDL1)
-  target_link_libraries(libdevilutionx PUBLIC
-    ${SDL_LIBRARY}
-    SDL_image)
-  target_compile_definitions(libdevilutionx PUBLIC USE_SDL1)
-else()
-  target_link_libraries(libdevilutionx PUBLIC
-    ${SDL2_MAIN}
-    SDL2::SDL2
-    SDL2::SDL2_image)
-endif()
-
 if(NOT NOSOUND)
   target_link_libraries(libdevilutionx PUBLIC SDL_audiolib)
 endif()
@@ -330,137 +254,8 @@ if(NOT NONET AND NOT DISABLE_ZERO_TIER)
   endif()
 endif()
 
-target_link_libraries(libdevilutionx PUBLIC ${DEVILUTIONX_PLATFORM_LINK_LIBRARIES})
-target_compile_definitions(libdevilutionx PUBLIC ${DEVILUTIONX_PLATFORM_COMPILE_DEFINITIONS})
-target_compile_options(libdevilutionx PUBLIC ${DEVILUTIONX_PLATFORM_COMPILE_OPTIONS})
-
-if(GPERF)
-  target_link_libraries(libdevilutionx PUBLIC ${GPERFTOOLS_LIBRARIES})
-endif()
-
-if(CMAKE_CXX_COMPILER_ID MATCHES "GNU")
-  genex_for_option(DEVILUTIONX_STATIC_CXX_STDLIB)
-  target_link_libraries(libdevilutionx PUBLIC $<${DEVILUTIONX_STATIC_CXX_STDLIB_GENEX}:-static-libgcc;-static-libstdc++>)
-endif()
-
-if(NOT CMAKE_CXX_COMPILER_ID MATCHES "MSVC")
-  # Note: For Valgrind support.
-  genex_for_option(DEBUG)
-  target_compile_options(libdevilutionx PUBLIC $<${DEBUG_GENEX}:-fno-omit-frame-pointer>)
-
-  # Warnings for devilutionX
-  target_compile_options(libdevilutionx PUBLIC -Wall -Wextra -Wno-unused-parameter)
-
-  # For ARM and other default unsigned char platforms
-  target_compile_options(libdevilutionx PUBLIC -fsigned-char)
-endif()
-
-if(NOT WIN32 AND NOT APPLE AND NOT ${CMAKE_SYSTEM_NAME} STREQUAL FreeBSD)
-  # Enable POSIX extensions such as `readlink` and `ftruncate`.
-  add_definitions(-D_POSIX_C_SOURCE=200809L)
-endif()
-
-if(BUILD_TESTING)
-  if(ENABLE_CODECOVERAGE)
-    if(CMAKE_CXX_COMPILER_ID MATCHES "MSVC")
-      message(WARNING "Codecoverage not supported with MSVC")
-    else()
-      target_compile_options(libdevilutionx PUBLIC --coverage)
-      target_link_options(libdevilutionx PUBLIC --coverage)
-    endif()
-  endif()
-
-  target_compile_definitions(libdevilutionx PRIVATE _DVL_EXPORTING)
-endif()
-
-# Defines without value
-foreach(
-  def_name
-  NOSOUND
-  NONET
-  PREFILL_PLAYER_NAME
-  DISABLE_TCP
-  DISABLE_ZERO_TIER
-  DISABLE_STREAMING_MUSIC
-  DISABLE_STREAMING_SOUNDS
-  BUILD_TESTING
-  GPERF
-  GPERF_HEAP_MAIN
-  GPERF_HEAP_FIRST_GAME_ITERATION
-  STREAM_ALL_AUDIO
-  PACKET_ENCRYPTION
-  VIRTUAL_GAMEPAD
-)
-if(${def_name})
-  list(APPEND def_list ${def_name})
-endif()
-endforeach(def_name)
+foreach(path ${DEVILUTIONX_PLATFORM_SUBDIRECTORIES})
+  add_subdirectory(${path})
+endforeach()
 
-# Defines with value
-foreach(
-  def_name
-  DEFAULT_WIDTH
-  DEFAULT_HEIGHT
-  DEFAULT_AUDIO_SAMPLE_RATE
-  DEFAULT_AUDIO_CHANNELS
-  DEFAULT_AUDIO_BUFFER_SIZE
-  DEFAULT_AUDIO_RESAMPLING_QUALITY
-  SDL1_VIDEO_MODE_BPP
-  SDL1_VIDEO_MODE_FLAGS
-  SDL1_VIDEO_MODE_SVID_FLAGS
-  SDL1_FORCE_SVID_VIDEO_MODE
-  SDL1_FORCE_DIRECT_RENDER
-  HAS_KBCTRL
-  KBCTRL_BUTTON_DPAD_LEFT
-  KBCTRL_BUTTON_DPAD_RIGHT
-  KBCTRL_BUTTON_DPAD_UP
-  KBCTRL_BUTTON_DPAD_DOWN
-  KBCTRL_BUTTON_B
-  KBCTRL_BUTTON_A
-  KBCTRL_BUTTON_Y
-  KBCTRL_BUTTON_X
-  KBCTRL_BUTTON_LEFTSTICK
-  KBCTRL_BUTTON_RIGHTSTICK
-  KBCTRL_BUTTON_RIGHTSHOULDER
-  KBCTRL_BUTTON_LEFTSHOULDER
-  KBCTRL_BUTTON_TRIGGERLEFT
-  KBCTRL_BUTTON_TRIGGERRIGHT
-  KBCTRL_BUTTON_START
-  KBCTRL_BUTTON_BACK
-  KBCTRL_IGNORE_1
-  JOY_AXIS_LEFTX
-  JOY_AXIS_LEFTY
-  JOY_AXIS_RIGHTX
-  JOY_AXIS_RIGHTY
-  JOY_HAT_DPAD_UP_HAT
-  JOY_HAT_DPAD_UP
-  JOY_HAT_DPAD_DOWN_HAT
-  JOY_HAT_DPAD_DOWN
-  JOY_HAT_DPAD_LEFT_HAT
-  JOY_HAT_DPAD_LEFT
-  JOY_HAT_DPAD_RIGHT_HAT
-  JOY_HAT_DPAD_RIGHT
-  JOY_BUTTON_DPAD_LEFT
-  JOY_BUTTON_DPAD_RIGHT
-  JOY_BUTTON_DPAD_UP
-  JOY_BUTTON_DPAD_DOWN
-  JOY_BUTTON_B
-  JOY_BUTTON_A
-  JOY_BUTTON_Y
-  JOY_BUTTON_X
-  JOY_BUTTON_LEFTSTICK
-  JOY_BUTTON_RIGHTSTICK
-  JOY_BUTTON_RIGHTSHOULDER
-  JOY_BUTTON_LEFTSHOULDER
-  JOY_BUTTON_TRIGGERLEFT
-  JOY_BUTTON_TRIGGERRIGHT
-  JOY_BUTTON_START
-  JOY_BUTTON_BACK
-  REMAP_KEYBOARD_KEYS
-)
-  if(DEFINED ${def_name})
-    list(APPEND def_list ${def_name}=${${def_name}})
-  endif()
-endforeach(def_name)
-
-target_compile_definitions(libdevilutionx PUBLIC ${def_list})
+target_link_libraries(libdevilutionx PUBLIC ${DEVILUTIONX_PLATFORM_LINK_LIBRARIES})
diff --git a/Source/platform/ctr/CMakeLists.txt b/Source/platform/ctr/CMakeLists.txt
new file mode 100644
index 000000000..00afae35b
--- /dev/null
+++ b/Source/platform/ctr/CMakeLists.txt
@@ -0,0 +1,30 @@
+include(functions/devilutionx_library)
+
+add_devilutionx_object_library(libdevilutionx_ctr
+  system.cpp
+  keyboard.cpp
+  display.cpp
+  messagebox.cpp
+  sockets.cpp
+  locale.cpp
+  asio/net/if.c
+  asio/sys/socket.c
+  asio/sys/uio.c
+)
+
+if(NOT NONET)
+  if(NOT DISABLE_TCP)
+    target_link_libraries(libdevilutionx_ctr PUBLIC asio)
+  endif()
+  if(PACKET_ENCRYPTION)
+    target_sources(libdevilutionx_ctr PRIVATE random.cpp)
+    target_link_libraries(libdevilutionx_ctr PUBLIC sodium)
+  endif()
+endif()
+
+target_link_libraries(libdevilutionx_ctr PUBLIC
+  DevilutionX::SDL
+  fmt::fmt
+  3ds::citro3d
+  3ds::ctrulib
+)
diff --git a/Source/platform/switch/CMakeLists.txt b/Source/platform/switch/CMakeLists.txt
new file mode 100644
index 000000000..e46849fd9
--- /dev/null
+++ b/Source/platform/switch/CMakeLists.txt
@@ -0,0 +1,24 @@
+include(functions/devilutionx_library)
+
+add_devilutionx_object_library(libdevilutionx_switch
+  network.cpp
+  keyboard.cpp
+  docking.cpp
+  asio/pause.c
+  asio/net/if.c
+  asio/sys/signal.c
+)
+
+if(NOT NONET)
+  if(NOT DISABLE_TCP)
+    target_link_libraries(libdevilutionx_switch PUBLIC asio)
+  endif()
+  if(PACKET_ENCRYPTION)
+    target_sources(libdevilutionx_switch PRIVATE random.cpp)
+    target_link_libraries(libdevilutionx_switch PUBLIC sodium)
+  endif()
+endif()
+
+target_link_libraries(libdevilutionx_switch PUBLIC
+  DevilutionX::SDL
+)
diff --git a/Source/platform/vita/CMakeLists.txt b/Source/platform/vita/CMakeLists.txt
new file mode 100644
index 000000000..eda3bebfd
--- /dev/null
+++ b/Source/platform/vita/CMakeLists.txt
@@ -0,0 +1,26 @@
+include(functions/devilutionx_library)
+
+add_devilutionx_object_library(libdevilutionx_vita
+  network.cpp
+  keyboard.cpp
+  touch.cpp
+)
+
+if(NOT NONET)
+  if(NOT DISABLE_TCP)
+    target_link_libraries(libdevilutionx_vita PUBLIC asio)
+  endif()
+  if(PACKET_ENCRYPTION)
+    target_sources(libdevilutionx_vita PRIVATE random.cpp)
+    target_link_libraries(libdevilutionx_vita PUBLIC sodium)
+  endif()
+endif()
+
+target_link_libraries(libdevilutionx_vita PUBLIC
+  DevilutionX::SDL
+  SDL_audiolib
+  ScePower_stub
+  SceAppUtil_stub
+  SceNet_stub
+  SceNetCtl_stub
+)