diff --git a/Marlin/src/pins/pins.h b/Marlin/src/pins/pins.h
index 94990834ea..bd63b7f38b 100644
--- a/Marlin/src/pins/pins.h
+++ b/Marlin/src/pins/pins.h
@@ -944,9 +944,9 @@
 //
 
 #elif MB(AQUILA_V101)
-  #include "hc32f4/pins_AQUILA_101.h"               // HC32F460                             env:HC32F460C_aquila_101
+  #include "hc32f4/pins_AQUILA_101.h"               // HC32F460                             env:HC32F460C_aquila_101 env:HC32F460C_openhc32boot
 #elif MB(CREALITY_ENDER2P_V24S4)
-  #include "hc32f4/pins_CREALITY_ENDER2P_V24S4.h"   // HC32F460                             env:HC32F460C_e2p24s4
+  #include "hc32f4/pins_CREALITY_ENDER2P_V24S4.h"   // HC32F460                             env:HC32F460C_e2p24s4 env:HC32F460C_openhc32boot
 
 //
 // Raspberry Pi RP2040
diff --git a/ini/hc32.ini b/ini/hc32.ini
index a99614beec..61f2d31168 100644
--- a/ini/hc32.ini
+++ b/ini/hc32.ini
@@ -80,7 +80,7 @@ board_upload.maximum_size = 524288
 [env:HC32F460C_aquila_101]
 extends = HC32F460C_base
 board_upload.offset_address = 0xC000  # Bootloader start address, as logged by the bootloader on boot
-board_build.boot_mode = secondary     # Save ~1.4k of flash by compiling as secondary firmware
+board_build.boot_mode = secondary     # Save ~1.4k of flash by compiling as secondary firmware (no ICG)
 
 #
 # Creality Ender 2 Pro v2.4.S4_170 (HC32f460kcta) (256K Flash, 192K RAM).
@@ -88,3 +88,27 @@ board_build.boot_mode = secondary     # Save ~1.4k of flash by compiling as seco
 [env:HC32F460C_e2p24s4]
 extends = HC32F460C_base
 board_upload.offset_address = 0x8000
+
+#
+# OpenHC32Boot (256K Flash).
+# This can be used with any HC32F460C printer, provided it has OpenHC32Boot installed.
+# see https://github.com/shadow578/OpenHC32Boot for more information
+#
+[env:HC32F460C_openhc32boot]
+extends = HC32F460C_base
+board_upload.offset_address = 0x4000
+board_build.boot_mode = secondary
+build_flags =
+  ${HC32F460C_base.build_flags}
+  -D CORE_DONT_RESTORE_DEFAULT_CLOCKS=1     # OpenHC32Boot doesn't mess with the clock settings, so we can skip clock restore in the core
+
+#
+# OpenHC32Boot (512K Flash)
+#
+[env:HC32F460E_openhc32boot]
+extends = HC32F460E_base
+board_upload.offset_address = 0x4000
+board_build.boot_mode = secondary
+build_flags =
+  ${HC32F460E_base.build_flags}
+  -D CORE_DONT_RESTORE_DEFAULT_CLOCKS=1