diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index 6182c63..7d1d993 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -16,7 +16,7 @@ jobs:
       BUILD_NUMBER: ${{ steps.build-vars.outputs.BUILD_NUMBER }}
     strategy:
       matrix:
-        target: [ "iOS", "tvOS", "watchOS" ]
+        target: [ "iOS", "tvOS", "watchOS", "MacCatalyst" ]
     steps:
     - name: Checkout
       uses: actions/checkout@v4.2.2
diff --git a/Makefile b/Makefile
index 31365c8..29dc54e 100644
--- a/Makefile
+++ b/Makefile
@@ -4,32 +4,38 @@
 # - iOS             - build everything for iOS
 # - tvOS            - build everything for tvOS
 # - watchOS         - build everything for watchOS
+# - MacCatalyst     - build everything for MacCatalyst
 # - BZip2           - build BZip2 for all platforms
 # - BZip2-iOS       - build BZip2 for iOS
 # - BZip2-tvOS      - build BZip2 for tvOS
 # - BZip2-watchOS   - build BZip2 for watchOS
+# - BZip2-MacCatalyst   - build BZip2 for MacCatalyst
 # - XZ              - build XZ for all platforms
 # - XZ-iOS          - build XZ for iOS
 # - XZ-tvOS         - build XZ for tvOS
 # - XZ-watchOS      - build XZ for watchOS
+# - XZ-MacCatalyst      - build XZ for MacCatalyst
 # - OpenSSL         - build OpenSSL for all platforms
 # - OpenSSL-iOS     - build OpenSSL for iOS
 # - OpenSSL-tvOS    - build OpenSSL for tvOS
 # - OpenSSL-watchOS - build OpenSSL for watchOS
+# - OpenSSL-MacCatalyst - build OpenSSL for MacCatalyst
 # - mpdecimal         - build mpdecimal for all platforms
 # - mpdecimal-iOS     - build mpdecimal for iOS
 # - mpdecimal-tvOS    - build mpdecimal for tvOS
 # - mpdecimal-watchOS - build mpdecimal for watchOS
+# - mpdecimal-MacCatalyst - build mpdecimal for MacCatalyst
 # - libFFI-iOS      - build libFFI for iOS
 # - libFFI-tvOS     - build libFFI for tvOS
 # - libFFI-watchOS  - build libFFI for watchOS
+# - libFFI-MacCatalyst  - build libFFI for MacCatalyst
 
 # Current directory
 PROJECT_DIR=$(shell pwd)
 
 # Supported OS and products
 PRODUCTS=BZip2 XZ OpenSSL libFFI
-OS_LIST=iOS tvOS watchOS
+OS_LIST=iOS tvOS watchOS MacCatalyst
 
 # The versions to compile by default.
 # In practice, these should be
@@ -61,6 +67,11 @@ TARGETS-iOS=iphonesimulator.x86_64 iphonesimulator.arm64 iphoneos.arm64
 VERSION_MIN-iOS=13.0
 CFLAGS-iOS=-mios-version-min=$(VERSION_MIN-iOS)
 
+# MacCatalyst targets
+TARGETS-MacCatalyst=maccatalyst.x86_64 maccatalyst.arm64
+VERSION_MIN-MacCatalyst=14.2
+CFLAGS-MacCatalyst=-mios-version-min=$(VERSION_MIN-MacCatalyst)
+
 # tvOS targets
 TARGETS-tvOS=appletvsimulator.x86_64 appletvsimulator.arm64 appletvos.arm64
 VERSION_MIN-tvOS=9.0
@@ -168,13 +179,15 @@ os=$2
 OS_LOWER-$(target)=$(shell echo $(os) | tr '[:upper:]' '[:lower:]')
 
 # $(target) can be broken up into is composed of $(SDK).$(ARCH)
-SDK-$(target)=$$(basename $(target))
+SDK-$(target)=$$(subst maccatalyst,macosx,$$(basename $(target)))
 ARCH-$(target)=$$(subst .,,$$(suffix $(target)))
 
-ifeq ($$(findstring simulator,$$(SDK-$(target))),)
-TARGET_TRIPLE-$(target)=$$(ARCH-$(target))-apple-$$(OS_LOWER-$(target))$$(VERSION_MIN-$(os))
-else
+ifneq ($$(findstring simulator,$$(SDK-$(target))),)
 TARGET_TRIPLE-$(target)=$$(ARCH-$(target))-apple-$$(OS_LOWER-$(target))$$(VERSION_MIN-$(os))-simulator
+else ifneq ($$(findstring maccatalyst,$$(target)),)
+TARGET_TRIPLE-$(target)=$$(ARCH-$(target))-apple-ios$$(VERSION_MIN-$(os))-macabi
+else
+TARGET_TRIPLE-$(target)=$$(ARCH-$(target))-apple-$$(OS_LOWER-$(target))$$(VERSION_MIN-$(os))
 endif
 
 SDK_ROOT-$(target)=$$(shell xcrun --sdk $$(SDK-$(target)) --show-sdk-path)
@@ -550,9 +563,11 @@ $$(LIBFFI_SRCDIR-$(os))/darwin_common/include/ffi.h: downloads/libffi-$(LIBFFI_V
 	@echo ">>> Unpack and configure libFFI sources on $(os)"
 	mkdir -p $$(LIBFFI_SRCDIR-$(os))
 	tar zxf $$< --strip-components 1 -C $$(LIBFFI_SRCDIR-$(os))
+	# Patch the source to add support for maccatalyst/remove i386+armv7
+	cd $$(LIBFFI_SRCDIR-$(os)) && patch -p1 < $(PROJECT_DIR)/patch/libffi.patch
 	# Configure the build
 	cd $$(LIBFFI_SRCDIR-$(os)) && \
-		python3 generate-darwin-source-and-headers.py --only-$(shell echo $(os) | tr '[:upper:]' '[:lower:]') \
+		python3 generate-darwin-source-and-headers.py --only-$(shell echo $(os) | tr '[:upper:]' '[:lower:]') --disable-i386 --disable-armv7 \
 		2>&1 | tee -a ../libffi-$(LIBFFI_VERSION).config.log
 
 ###########################################################################
diff --git a/patch/libffi.patch b/patch/libffi.patch
new file mode 100644
index 0000000..42ce62c
--- /dev/null
+++ b/patch/libffi.patch
@@ -0,0 +1,174 @@
+diff -Naur libffi-3.4.7-orig/config.sub libffi-3.4.7/config.sub
+--- libffi-3.4.7-orig/config.sub	2024-12-13 10:38:19
++++ libffi-3.4.7/config.sub	2025-03-11 19:17:04
+@@ -1768,7 +1768,7 @@
+ 	     | onefs* | tirtos* | phoenix* | fuchsia* | redox* | bme* \
+ 	     | midnightbsd* | amdhsa* | unleashed* | emscripten* | wasi* \
+ 	     | nsk* | powerunix* | genode* | zvmoe* | qnx* | emx* | zephyr* \
+-	     | fiwix* | mlibc* | cos* | mbr* | ironclad* )
++	     | fiwix* | mlibc* | cos* | mbr* | ironclad* | macabi)
+ 		;;
+ 	# This one is extra strict with allowed versions
+ 	sco3.2v2 | sco3.2v[4-9]* | sco5v6*)
+@@ -1864,8 +1864,8 @@
+ 		;;
+ 	os2-emx-)
+ 		;;
+-	ios*-simulator* | tvos*-simulator* | watchos*-simulator*)
+-		;;	
++	ios*-simulator* | tvos*-simulator* | watchos*-simulator* | ios*macabi*)
++		;;
+ 	*-eabi*- | *-gnueabi*-)
+ 		;;
+ 	none--*)
+diff -Naur libffi-3.4.7-orig/generate-darwin-source-and-headers.py libffi-3.4.7/generate-darwin-source-and-headers.py
+--- libffi-3.4.7-orig/generate-darwin-source-and-headers.py	2024-06-01 18:42:02
++++ libffi-3.4.7/generate-darwin-source-and-headers.py	2025-03-09 14:29:38
+@@ -8,7 +8,7 @@
+ 
+ 
+ class Platform(object):
+-    pass
++    abi = None
+ 
+ 
+ class i386_platform(Platform):
+@@ -153,7 +153,22 @@
+     arch = 'arm64_32'
+     version_min = '-mwatchos-version-min=4.0'
+ 
++class macosx_x86_64_platform(x86_64_platform):
++    target = 'x86_64-apple-ios-macabi'
++    directory = 'darwin_maccatalyst'
++    sdk = 'macosx'
++    version_min = '-mios-version-min=14.2'
++    abi = 'macabi'
+ 
++
++class macosx_arm64_platform(arm64_platform):
++    target = 'arm64-apple-ios-macabi'
++    directory = 'darwin_maccatalyst'
++    sdk = 'macosx'
++    version_min = '-mios-version-min=14.2'
++    abi = 'macabi'
++
++
+ def mkdir_p(path):
+     try:
+         os.makedirs(path)
+@@ -219,7 +234,7 @@
+                 "../configure",
+                 f"--host={platform.target}",
+             ] + (
+-                [] if platform.sdk == "macosx" else [f"--build={os.uname().machine}-apple-darwin"]
++                [] if platform.sdk == "macosx" and platform.abi != "macabi" else [f"--build={os.uname().machine}-apple-darwin"]
+             ),
+             env=env
+         )
+@@ -243,16 +258,24 @@
+     generate_ios=True,
+     generate_tvos=True,
+     generate_watchos=True,
++    generate_maccatalyst=True,
++    enable_i386=True,
++    enable_armv7=True,
+ ):
+     copy_files('src', 'darwin_common/src', pattern='*.c')
+     copy_files('include', 'darwin_common/include', pattern='*.h')
+ 
+     if generate_ios:
+-        copy_src_platform_files(ios_simulator_i386_platform)
++        if enable_i386:
++            copy_src_platform_files(ios_simulator_i386_platform)
+         copy_src_platform_files(ios_simulator_x86_64_platform)
+         copy_src_platform_files(ios_simulator_arm64_platform)
+-        copy_src_platform_files(ios_device_armv7_platform)
++        if enable_armv7:
++            copy_src_platform_files(ios_device_armv7_platform)
+         copy_src_platform_files(ios_device_arm64_platform)
++    if generate_maccatalyst:
++        copy_src_platform_files(macosx_x86_64_platform)
++        copy_src_platform_files(macosx_arm64_platform)
+     if generate_osx:
+         copy_src_platform_files(desktop_x86_64_platform)
+         copy_src_platform_files(desktop_arm64_platform)
+@@ -261,20 +284,27 @@
+         copy_src_platform_files(tvos_simulator_arm64_platform)
+         copy_src_platform_files(tvos_device_arm64_platform)
+     if generate_watchos:
+-        copy_src_platform_files(watchos_simulator_i386_platform)
++        if enable_i386:
++            copy_src_platform_files(watchos_simulator_i386_platform)
+         copy_src_platform_files(watchos_simulator_x86_64_platform)
+         copy_src_platform_files(watchos_simulator_arm64_platform)
+-        copy_src_platform_files(watchos_device_armv7k_platform)
++        if enable_armv7:
++            copy_src_platform_files(watchos_device_armv7k_platform)
+         copy_src_platform_files(watchos_device_arm64_32_platform)
+ 
+     platform_headers = collections.defaultdict(set)
+ 
+     if generate_ios:
+-        build_target(ios_simulator_i386_platform, platform_headers)
++        if enable_i386:
++            build_target(ios_simulator_i386_platform, platform_headers)
+         build_target(ios_simulator_x86_64_platform, platform_headers)
+         build_target(ios_simulator_arm64_platform, platform_headers)
+-        build_target(ios_device_armv7_platform, platform_headers)
++        if enable_armv7:
++            build_target(ios_device_armv7_platform, platform_headers)
+         build_target(ios_device_arm64_platform, platform_headers)
++    if generate_maccatalyst:
++        build_target(macosx_x86_64_platform, platform_headers)
++        build_target(macosx_arm64_platform, platform_headers)
+     if generate_osx:
+         build_target(desktop_x86_64_platform, platform_headers)
+         build_target(desktop_arm64_platform, platform_headers)
+@@ -283,10 +313,12 @@
+         build_target(tvos_simulator_arm64_platform, platform_headers)
+         build_target(tvos_device_arm64_platform, platform_headers)
+     if generate_watchos:
+-        build_target(watchos_simulator_i386_platform, platform_headers)
++        if enable_i386:
++            build_target(watchos_simulator_i386_platform, platform_headers)
+         build_target(watchos_simulator_x86_64_platform, platform_headers)
+         build_target(watchos_simulator_arm64_platform, platform_headers)
+-        build_target(watchos_device_armv7k_platform, platform_headers)
++        if enable_armv7:
++            build_target(watchos_device_armv7k_platform, platform_headers)
+         build_target(watchos_device_arm64_32_platform, platform_headers)
+ 
+     mkdir_p('darwin_common/include')
+@@ -298,15 +330,24 @@
+ 
+ if __name__ == '__main__':
+     parser = argparse.ArgumentParser()
+-    parser.add_argument('--only-ios', action='store_true', default=False)
+-    parser.add_argument('--only-osx', action='store_true', default=False)
+-    parser.add_argument('--only-tvos', action='store_true', default=False)
+-    parser.add_argument('--only-watchos', action='store_true', default=False)
++    only_group = parser.add_mutually_exclusive_group()
++    # Enforce only one of these options to be specified, default is all
++    only_group.add_argument('--only-ios', action='store_true', default=False)
++    only_group.add_argument('--only-osx', action='store_true', default=False)
++    only_group.add_argument('--only-tvos', action='store_true', default=False)
++    only_group.add_argument('--only-watchos', action='store_true', default=False)
++    only_group.add_argument('--only-maccatalyst', action='store_true', default=False)
++    parser.add_argument('--disable-i386', action='store_true', default=False)
++    parser.add_argument('--disable-armv7', action='store_true', default=False)
+     args = parser.parse_args()
+ 
++    enable_all = not any((args.only_ios, args.only_osx, args.only_tvos, args.only_watchos, args.only_maccatalyst))
+     generate_source_and_headers(
+-        generate_osx=not args.only_ios and not args.only_tvos and not args.only_watchos,
+-        generate_ios=not args.only_osx and not args.only_tvos and not args.only_watchos,
+-        generate_tvos=not args.only_ios and not args.only_osx and not args.only_watchos,
+-        generate_watchos=not args.only_ios and not args.only_osx and not args.only_tvos,
++        generate_osx=enable_all or args.only_osx,
++        generate_ios=enable_all or args.only_ios,
++        generate_tvos=enable_all or args.only_tvos,
++        generate_watchos=enable_all or args.only_watchos,
++        generate_maccatalyst=enable_all or args.only_maccatalyst,
++        enable_i386=not args.disable_i386,
++        enable_armv7=not args.disable_armv7,
+     )
diff --git a/patch/mpdecimal.patch b/patch/mpdecimal.patch
index f0cf088..df27d9c 100644
--- a/patch/mpdecimal.patch
+++ b/patch/mpdecimal.patch
@@ -1,6 +1,6 @@
-diff -ur mpdecimal-4.0.0-orig/config.sub mpdecimal-4.0.0/config.sub
---- mpdecimal-4.0.0-orig/config.sub	2024-01-10 08:25:00
-+++ mpdecimal-4.0.0/config.sub	2024-07-24 13:16:35
+diff -Naur --mi mpdecimal-4.0.0-orig/config.sub mpdecimal-4.0.0/config.sub
+--- mpdecimal-4.0.0-orig/config.sub	2024-01-10 00:25:00
++++ mpdecimal-4.0.0/config.sub	2025-03-11 19:35:50
 @@ -1127,7 +1127,7 @@
  	xscale-* | xscalee[bl]-*)
  		cpu=`echo "$cpu" | sed 's/^xscale/arm/'`
@@ -10,12 +10,21 @@ diff -ur mpdecimal-4.0.0-orig/config.sub mpdecimal-4.0.0/config.sub
  		cpu=aarch64
  		;;
  
+@@ -1736,7 +1736,7 @@
+ 	     | onefs* | tirtos* | phoenix* | fuchsia* | redox* | bme* \
+ 	     | midnightbsd* | amdhsa* | unleashed* | emscripten* | wasi* \
+ 	     | nsk* | powerunix* | genode* | zvmoe* | qnx* | emx* | zephyr* \
+-	     | fiwix* | mlibc* | cos* | mbr* )
++	     | fiwix* | mlibc* | cos* | mbr* | macabi )
+ 		;;
+ 	# This one is extra strict with allowed versions
+ 	sco3.2v2 | sco3.2v[4-9]* | sco5v6*)
 @@ -1792,6 +1792,8 @@
  	os2-emx)
  		;;
  	*-eabi* | *-gnueabi*)
 +		;;
-+	ios*-simulator | tvos*-simulator | watchos*-simulator)
++	ios*-simulator | tvos*-simulator | watchos*-simulator | ios*-macabi)
  		;;
  	none-coff* | none-elf*)
  		# None (no kernel, i.e. freestanding / bare metal),
diff --git a/patch/xz.patch b/patch/xz.patch
index c9da484..af2523f 100644
--- a/patch/xz.patch
+++ b/patch/xz.patch
@@ -1,7 +1,6 @@
-diff -ru xz-5.4.7-orig/build-aux/config.sub xz-5.4.7/build-aux/config.sub
---- xz-5.4.7-orig/build-aux/config.sub	2024-05-29 23:13:51
-+++ xz-5.4.7/build-aux/config.sub	2024-07-24 14:20:00
-@@ -1127,7 +1127,7 @@
+--- xz-5.6.4-orig/build-aux/config.sub	2025-01-23 09:58:05
++++ xz-5.6.4/build-aux/config.sub	2025-03-09 20:15:18
+@@ -1194,7 +1194,7 @@
  	xscale-* | xscalee[bl]-*)
  		cpu=`echo "$cpu" | sed 's/^xscale/arm/'`
  		;;
@@ -10,12 +9,22 @@ diff -ru xz-5.4.7-orig/build-aux/config.sub xz-5.4.7/build-aux/config.sub
  		cpu=aarch64
  		;;
  
-@@ -1865,6 +1865,8 @@
- 	os2-emx-)
+@@ -2149,7 +2149,8 @@
+ 	| xenix* \
+ 	| xray* \
+ 	| zephyr* \
+-	| zvmoe* )
++	| zvmoe* \
++	| macabi )
+ 		;;
+ 	# This one is extra strict with allowed versions
+ 	sco3.2v2 | sco3.2v[4-9]* | sco5v6*)
+@@ -2248,6 +2249,8 @@
+ 	rtmk-nova-)
  		;;
  	*-eabi*- | *-gnueabi*-)
 +		;;
-+	ios*-simulator- | tvos*-simulator- | watchos*-simulator- )
++	ios*-simulator- | tvos*-simulator- | watchos*-simulator- | ios*-macabi-)
  		;;
  	none--*)
  		# None (no kernel, i.e. freestanding / bare metal),