diff --git a/platformio_override.sample.ini b/platformio_override.sample.ini
index 55b65430..56713f7c 100644
--- a/platformio_override.sample.ini
+++ b/platformio_override.sample.ini
@@ -526,6 +526,48 @@ build_flags = ${common.build_flags} ${esp32.build_flags} -D WLED_DISABLE_BROWNOU
   -D USER_SETUP_LOADED
 monitor_filters = esp32_exception_decoder
 
+
+[env:esp32dev_hub75]
+board = esp32dev
+upload_speed = 921600
+platform = ${esp32_idf_V4.platform}
+extends = esp32dev_V4
+build_flags = ${common.build_flags}
+  -D WLED_RELEASE_NAME=\"ESP32_hub75\"
+  -D WLED_ENABLE_HUB75MATRIX -D NO_GFX -D NO_CIE1931
+  ; -D ESP32_FORUM_PINOUT ;; enable for SmartMatrix default pins
+  ; -D WLED_DEBUG
+lib_deps = ${esp32_idf_V4.lib_deps}
+  https://github.com/mrfaptastic/ESP32-HUB75-MatrixPanel-DMA.git#3.0.11
+board_build.partitions = ${esp32.default_partitions}
+board_build.flash_mode = dio
+
+
+[env:adafruit_matrixportal_esp32s3]
+; ESP32-S3 processor, 8 MB flash, 2 MB of PSRAM, dedicated driver pins for HUB75
+board = lolin_s3_mini
+platform = ${esp32s3.platform}
+platform_packages = ${esp32s3.platform_packages}
+upload_speed = 921600
+build_unflags = ${common.build_unflags}
+build_flags = ${common.build_flags} ${esp32s3.build_flags} -D WLED_RELEASE_NAME=ESP32-S3_4M_qspi
+  -DARDUINO_USB_CDC_ON_BOOT=1 -DARDUINO_USB_MODE=1      ;; for boards with USB-OTG connector only (USBCDC or "TinyUSB")
+  -DBOARD_HAS_PSRAM
+  -DLOLIN_WIFI_FIX ; seems to work much better with this
+  -D WLED_WATCHDOG_TIMEOUT=0
+  ${esp32.AR_build_flags}
+  -D WLED_ENABLE_HUB75MATRIX -D NO_GFX -D NO_CIE1931
+  -D S3_LCD_DIV_NUM=20 ;; Attempt to fix wifi performance issue when panel active with S3 chips
+  -D ARDUINO_ADAFRUIT_MATRIXPORTAL_ESP32S3
+
+lib_deps = ${esp32s3.lib_deps}
+  ${esp32.AR_lib_deps}
+  https://github.com/mrfaptastic/ESP32-HUB75-MatrixPanel-DMA.git#aa28e2a ;; S3_LCD_DIV_NUM fix
+
+board_build.partitions = ${esp32.default_partitions}
+board_build.f_flash = 80000000L
+board_build.flash_mode = qio
+monitor_filters = esp32_exception_decoder
 # ------------------------------------------------------------------------------
 # Usermod examples
 # ------------------------------------------------------------------------------
diff --git a/wled00/pin_manager.h b/wled00/pin_manager.h
index a488d24f..b6805243 100644
--- a/wled00/pin_manager.h
+++ b/wled00/pin_manager.h
@@ -94,6 +94,13 @@ namespace PinManager {
   [[deprecated("Replaced by two-parameter deallocatePin(gpio, ownerTag), for improved debugging")]]
   inline void deallocatePin(byte gpio) { deallocatePin(gpio, PinOwner::None); }
 
+    // De-allocates multiple pins but only if all can be deallocated (PinOwner has to be specified)
+   bool deallocateMultiplePins(const uint8_t *pinArray, byte arrayElementCount, PinOwner tag);
+   bool deallocateMultiplePins(const managed_pin_type *pinArray, byte arrayElementCount, PinOwner tag);
+
+   bool allocateMultiplePins(const managed_pin_type * mptArray, byte arrayElementCount, PinOwner tag );
+   bool allocateMultiplePins(const int8_t * mptArray, byte arrayElementCount, PinOwner tag, boolean output);
+
   // will return true for reserved pins
   bool isPinAllocated(byte gpio, PinOwner tag = PinOwner::None);
   // will return false for reserved pins
diff --git a/wled00/wled.h b/wled00/wled.h
index e4cab539..154a2a4c 100644
--- a/wled00/wled.h
+++ b/wled00/wled.h
@@ -7,7 +7,7 @@
  */
 
 // version code in format yymmddb (b = daily build)
-#define VERSION 2412040
+#define VERSION 2506160
 
 //uncomment this if you have a "my_config.h" file you'd like to use
 //#define WLED_USE_MY_CONFIG