diff --git a/platformio.ini b/platformio.ini
index d8373c4182..a06eea55b6 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -38,6 +38,18 @@ default_envs =
   E3_Tall_Runout_Touch
   E3_Tall_Runout_Touch_BLT
   E3_Tall_Runout_Touch_BLT_ZM
+  E3Max_427
+  E3Max_BLT
+  E3Max_BLT_ZM
+  E3Max_Touch
+  E3Max_Touch_BLT
+  E3Max_Touch_BLT_ZM
+  E3Max_Runout
+  E3Max_Runout_BLT
+  E3Max_Runout_BLT_ZM
+  E3Max_Runout_Touch
+  E3Max_Runout_Touch_BLT
+  E3Max_Runout_Touch_BLT_ZM
   E3P_427
   E3P_BLT
   E3P_BLT_ZM
@@ -809,6 +821,222 @@ build_flags                 = ${stm32_variant.build_flags}
                               -DSS_TIMER=4 -DTIMER_SERVO=TIM5
                               -DENABLE_HWSERIAL3 -DTRANSFER_CLOCK_DIV=8 -DMachineEnder3Pro427 -DABL_BLTOUCH -DCreality42XUseZMin -DMachineEnder3Touchscreen -DAddonFilSensor -DE3TALLKIT
 
+[env:E3Max_427]
+extends                     = stm32_variant
+board_build.variant         = MARLIN_F103Rx
+board_build.offset          = 0x7000
+board_upload.offset_address = 0x08007000
+build_unflags               = ${stm32_variant.build_unflags}
+                              -DUSBCON -DUSBD_USE_CDC
+extra_scripts               = ${stm32_variant.extra_scripts}
+                              pre:buildroot/share/PlatformIO/scripts/random-bin.py
+monitor_speed               = 115200
+debug_tool                  = jlink
+upload_protocol             = jlink
+board   = genericSTM32F103RC
+build_flags                 = ${stm32_variant.build_flags}
+                              -DMCU_STM32F103RE -DHAL_SD_MODULE_ENABLED
+                              -DSS_TIMER=4 -DTIMER_SERVO=TIM5
+                              -DENABLE_HWSERIAL3 -DTRANSFER_CLOCK_DIV=8 -DMachineEnder3Max -DCreality427
+
+[env:E3Max_BLT]
+extends                     = stm32_variant
+board_build.variant         = MARLIN_F103Rx
+board_build.offset          = 0x7000
+board_upload.offset_address = 0x08007000
+build_unflags               = ${stm32_variant.build_unflags}
+                              -DUSBCON -DUSBD_USE_CDC
+extra_scripts               = ${stm32_variant.extra_scripts}
+                              pre:buildroot/share/PlatformIO/scripts/random-bin.py
+monitor_speed               = 115200
+debug_tool                  = jlink
+upload_protocol             = jlink
+board   = genericSTM32F103RC
+build_flags                 = ${stm32_variant.build_flags}
+                              -DMCU_STM32F103RE -DHAL_SD_MODULE_ENABLED
+                              -DSS_TIMER=4 -DTIMER_SERVO=TIM5
+                              -DENABLE_HWSERIAL3 -DTRANSFER_CLOCK_DIV=8 -DMachineEnder3Max -DCreality427 -DABL_BLTOUCH
+
+[env:E3Max_BLT_ZM]
+extends                     = stm32_variant
+board_build.variant         = MARLIN_F103Rx
+board_build.offset          = 0x7000
+board_upload.offset_address = 0x08007000
+build_unflags               = ${stm32_variant.build_unflags}
+                              -DUSBCON -DUSBD_USE_CDC
+extra_scripts               = ${stm32_variant.extra_scripts}
+                              pre:buildroot/share/PlatformIO/scripts/random-bin.py
+monitor_speed               = 115200
+debug_tool                  = jlink
+upload_protocol             = jlink
+board   = genericSTM32F103RC
+build_flags                 = ${stm32_variant.build_flags}
+                              -DMCU_STM32F103RE -DHAL_SD_MODULE_ENABLED
+                              -DSS_TIMER=4 -DTIMER_SERVO=TIM5
+                              -DENABLE_HWSERIAL3 -DTRANSFER_CLOCK_DIV=8 -DMachineEnder3Max -DCreality427 -DABL_BLTOUCH -DCreality42XUseZMin
+
+[env:E3Max_Touch]
+extends                     = stm32_variant
+board_build.variant         = MARLIN_F103Rx
+board_build.offset          = 0x7000
+board_upload.offset_address = 0x08007000
+build_unflags               = ${stm32_variant.build_unflags}
+                              -DUSBCON -DUSBD_USE_CDC
+extra_scripts               = ${stm32_variant.extra_scripts}
+                              pre:buildroot/share/PlatformIO/scripts/random-bin.py
+monitor_speed               = 115200
+debug_tool                  = jlink
+upload_protocol             = jlink
+board   = genericSTM32F103RC
+build_flags                 = ${stm32_variant.build_flags}
+                              -DMCU_STM32F103RE -DHAL_SD_MODULE_ENABLED
+                              -DSS_TIMER=4 -DTIMER_SERVO=TIM5
+                              -DENABLE_HWSERIAL3 -DTRANSFER_CLOCK_DIV=8 -DMachineEnder3Max -DCreality427 -DMachineEnder3Touchscreen
+
+[env:E3Max_Touch_BLT]
+extends                     = stm32_variant
+board_build.variant         = MARLIN_F103Rx
+board_build.offset          = 0x7000
+board_upload.offset_address = 0x08007000
+build_unflags               = ${stm32_variant.build_unflags}
+                              -DUSBCON -DUSBD_USE_CDC
+extra_scripts               = ${stm32_variant.extra_scripts}
+                              pre:buildroot/share/PlatformIO/scripts/random-bin.py
+monitor_speed               = 115200
+debug_tool                  = jlink
+upload_protocol             = jlink
+board   = genericSTM32F103RC
+build_flags                 = ${stm32_variant.build_flags}
+                              -DMCU_STM32F103RE -DHAL_SD_MODULE_ENABLED
+                              -DSS_TIMER=4 -DTIMER_SERVO=TIM5
+                              -DENABLE_HWSERIAL3 -DTRANSFER_CLOCK_DIV=8 -DMachineEnder3Max -DCreality427 -DABL_BLTOUCH -DMachineEnder3Touchscreen
+
+[env:E3Max_Touch_BLT_ZM]
+extends                     = stm32_variant
+board_build.variant         = MARLIN_F103Rx
+board_build.offset          = 0x7000
+board_upload.offset_address = 0x08007000
+build_unflags               = ${stm32_variant.build_unflags}
+                              -DUSBCON -DUSBD_USE_CDC
+extra_scripts               = ${stm32_variant.extra_scripts}
+                              pre:buildroot/share/PlatformIO/scripts/random-bin.py
+monitor_speed               = 115200
+debug_tool                  = jlink
+upload_protocol             = jlink
+board   = genericSTM32F103RC
+build_flags                 = ${stm32_variant.build_flags}
+                              -DMCU_STM32F103RE -DHAL_SD_MODULE_ENABLED
+                              -DSS_TIMER=4 -DTIMER_SERVO=TIM5
+                              -DENABLE_HWSERIAL3 -DTRANSFER_CLOCK_DIV=8 -DMachineEnder3Max -DCreality427 -DABL_BLTOUCH -DCreality42XUseZMin -DMachineEnder3Touchscreen
+
+[env:E3Max_Runout]
+extends                     = stm32_variant
+board_build.variant         = MARLIN_F103Rx
+board_build.offset          = 0x7000
+board_upload.offset_address = 0x08007000
+build_unflags               = ${stm32_variant.build_unflags}
+                              -DUSBCON -DUSBD_USE_CDC
+extra_scripts               = ${stm32_variant.extra_scripts}
+                              pre:buildroot/share/PlatformIO/scripts/random-bin.py
+monitor_speed               = 115200
+debug_tool                  = jlink
+upload_protocol             = jlink
+board   = genericSTM32F103RC
+build_flags                 = ${stm32_variant.build_flags}
+                              -DMCU_STM32F103RE -DHAL_SD_MODULE_ENABLED
+                              -DSS_TIMER=4 -DTIMER_SERVO=TIM5
+                              -DENABLE_HWSERIAL3 -DTRANSFER_CLOCK_DIV=8 -DMachineEnder3Max -DCreality427 -DAddonFilSensor
+
+[env:E3Max_Runout_BLT]
+extends                     = stm32_variant
+board_build.variant         = MARLIN_F103Rx
+board_build.offset          = 0x7000
+board_upload.offset_address = 0x08007000
+build_unflags               = ${stm32_variant.build_unflags}
+                              -DUSBCON -DUSBD_USE_CDC
+extra_scripts               = ${stm32_variant.extra_scripts}
+                              pre:buildroot/share/PlatformIO/scripts/random-bin.py
+monitor_speed               = 115200
+debug_tool                  = jlink
+upload_protocol             = jlink
+board   = genericSTM32F103RC
+build_flags                 = ${stm32_variant.build_flags}
+                              -DMCU_STM32F103RE -DHAL_SD_MODULE_ENABLED
+                              -DSS_TIMER=4 -DTIMER_SERVO=TIM5
+                              -DENABLE_HWSERIAL3 -DTRANSFER_CLOCK_DIV=8 -DMachineEnder3Max -DCreality427 -DABL_BLTOUCH -DAddonFilSensor
+
+[env:E3Max_Runout_BLT_ZM]
+extends                     = stm32_variant
+board_build.variant         = MARLIN_F103Rx
+board_build.offset          = 0x7000
+board_upload.offset_address = 0x08007000
+build_unflags               = ${stm32_variant.build_unflags}
+                              -DUSBCON -DUSBD_USE_CDC
+extra_scripts               = ${stm32_variant.extra_scripts}
+                              pre:buildroot/share/PlatformIO/scripts/random-bin.py
+monitor_speed               = 115200
+debug_tool                  = jlink
+upload_protocol             = jlink
+board   = genericSTM32F103RC
+build_flags                 = ${stm32_variant.build_flags}
+                              -DMCU_STM32F103RE -DHAL_SD_MODULE_ENABLED
+                              -DSS_TIMER=4 -DTIMER_SERVO=TIM5
+                              -DENABLE_HWSERIAL3 -DTRANSFER_CLOCK_DIV=8 -DMachineEnder3Max -DCreality427 -DABL_BLTOUCH -DCreality42XUseZMin -DAddonFilSensor
+
+[env:E3Max_Runout_Touch]
+extends                     = stm32_variant
+board_build.variant         = MARLIN_F103Rx
+board_build.offset          = 0x7000
+board_upload.offset_address = 0x08007000
+build_unflags               = ${stm32_variant.build_unflags}
+                              -DUSBCON -DUSBD_USE_CDC
+extra_scripts               = ${stm32_variant.extra_scripts}
+                              pre:buildroot/share/PlatformIO/scripts/random-bin.py
+monitor_speed               = 115200
+debug_tool                  = jlink
+upload_protocol             = jlink
+board   = genericSTM32F103RC
+build_flags                 = ${stm32_variant.build_flags}
+                              -DMCU_STM32F103RE -DHAL_SD_MODULE_ENABLED
+                              -DSS_TIMER=4 -DTIMER_SERVO=TIM5
+                              -DENABLE_HWSERIAL3 -DTRANSFER_CLOCK_DIV=8 -DMachineEnder3Max -DCreality427 -DMachineEnder3Touchscreen -DAddonFilSensor
+
+[env:E3Max_Runout_Touch_BLT]
+extends                     = stm32_variant
+board_build.variant         = MARLIN_F103Rx
+board_build.offset          = 0x7000
+board_upload.offset_address = 0x08007000
+build_unflags               = ${stm32_variant.build_unflags}
+                              -DUSBCON -DUSBD_USE_CDC
+extra_scripts               = ${stm32_variant.extra_scripts}
+                              pre:buildroot/share/PlatformIO/scripts/random-bin.py
+monitor_speed               = 115200
+debug_tool                  = jlink
+upload_protocol             = jlink
+board   = genericSTM32F103RC
+build_flags                 = ${stm32_variant.build_flags}
+                              -DMCU_STM32F103RE -DHAL_SD_MODULE_ENABLED
+                              -DSS_TIMER=4 -DTIMER_SERVO=TIM5
+                              -DENABLE_HWSERIAL3 -DTRANSFER_CLOCK_DIV=8 -DMachineEnder3Max -DCreality427 -DABL_BLTOUCH -DMachineEnder3Touchscreen -DAddonFilSensor
+
+[env:E3Max_Runout_Touch_BLT_ZM]
+extends                     = stm32_variant
+board_build.variant         = MARLIN_F103Rx
+board_build.offset          = 0x7000
+board_upload.offset_address = 0x08007000
+build_unflags               = ${stm32_variant.build_unflags}
+                              -DUSBCON -DUSBD_USE_CDC
+extra_scripts               = ${stm32_variant.extra_scripts}
+                              pre:buildroot/share/PlatformIO/scripts/random-bin.py
+monitor_speed               = 115200
+debug_tool                  = jlink
+upload_protocol             = jlink
+board   = genericSTM32F103RC
+build_flags                 = ${stm32_variant.build_flags}
+                              -DMCU_STM32F103RE -DHAL_SD_MODULE_ENABLED
+                              -DSS_TIMER=4 -DTIMER_SERVO=TIM5
+                              -DENABLE_HWSERIAL3 -DTRANSFER_CLOCK_DIV=8 -DMachineEnder3Max -DCreality427 -DABL_BLTOUCH -DCreality42XUseZMin -DMachineEnder3Touchscreen -DAddonFilSensor
+
 [env:E3P_427]
 extends                     = stm32_variant
 board_build.variant         = MARLIN_F103Rx