diff --git a/.github/workflows/depends.yml b/.github/workflows/depends.yml
index 9385338de..f20bf949f 100644
--- a/.github/workflows/depends.yml
+++ b/.github/workflows/depends.yml
@@ -46,10 +46,12 @@ jobs:
           - name: "x86_64 Linux"
             host: "x86_64-unknown-linux-gnu"
             packages: "gperf cmake python3-zmq libdbus-1-dev libharfbuzz-dev"
-          - name: "Cross-Mac"
+          - name: "Cross-Mac x86_64"
             host: "x86_64-apple-darwin11"
             packages: "cmake imagemagick libcap-dev librsvg2-bin libz-dev libbz2-dev libtiff-tools python-dev python3-setuptools-git"
-            osx_sdk: "10.11"
+          - name: "Cross-Mac aarch64"
+            host: "aarch64-apple-darwin11"
+            packages: "cmake imagemagick libcap-dev librsvg2-bin libz-dev libbz2-dev libtiff-tools python-dev python3-setuptools-git"
           - name: "x86_64 Freebsd"
             host: "x86_64-unknown-freebsd"
             packages: "clang-8 gperf cmake python3-zmq libdbus-1-dev libharfbuzz-dev"
@@ -85,12 +87,6 @@ jobs:
       run: ${{env.APT_SET_CONF}}
     - name: install dependencies
       run: sudo apt update; sudo apt -y install build-essential libtool cmake autotools-dev automake pkg-config bsdmainutils curl git ca-certificates ccache ${{ matrix.toolchain.packages }}
-    - name: prepare apple-darwin11
-      if: ${{ matrix.toolchain.host == 'x86_64-apple-darwin11' }}
-      run: |
-        mkdir -p contrib/depends/SDKs contrib/depends/sdk-sources
-        if [ ! -f contrib/depends/sdk-sources/MacOSX${{ matrix.toolchain.osx_sdk }}.sdk.tar.gz ]; then curl --location --fail https://bitcoincore.org/depends-sources/sdks/MacOSX${{ matrix.toolchain.osx_sdk }}.sdk.tar.gz -o contrib/depends/sdk-sources/MacOSX${{ matrix.toolchain.osx_sdk }}.sdk.tar.gz; fi
-        if [ -f contrib/depends/sdk-sources/MacOSX${{ matrix.toolchain.osx_sdk }}.sdk.tar.gz ]; then tar -C contrib/depends/SDKs -xf contrib/depends/sdk-sources/MacOSX${{ matrix.toolchain.osx_sdk }}.sdk.tar.gz; fi
     - name: prepare w64-mingw32
       if: ${{ matrix.toolchain.host == 'x86_64-w64-mingw32' || matrix.toolchain.host == 'i686-w64-mingw32' }}
       run: |
diff --git a/contrib/depends/Makefile b/contrib/depends/Makefile
index 9ffe8a106..3df1d677e 100644
--- a/contrib/depends/Makefile
+++ b/contrib/depends/Makefile
@@ -2,7 +2,6 @@
 
 SOURCES_PATH ?= $(BASEDIR)/sources
 BASE_CACHE ?= $(BASEDIR)/built
-SDK_PATH ?= $(BASEDIR)/SDKs
 FALLBACK_DOWNLOAD_PATH ?= https://downloads.getmonero.org/depends-sources
 
 BUILD = $(shell ./config.guess)
@@ -185,7 +184,6 @@ $(host_prefix)/share/toolchain.cmake : toolchain.cmake.in $(host_prefix)/.stamp_
             -e 's|@build_tests@|$(build_tests)|' \
             -e 's|@depends@|$(host_cmake)|' \
             -e 's|@prefix@|$($(host_arch)_$(host_os)_prefix)|'\
-            -e 's|@sdk@|$(SDK_PATH)|'\
             -e 's|@arch@|$(host_arch)|'\
             $< > $@
 	$(AT)touch $@
diff --git a/contrib/depends/README.md b/contrib/depends/README.md
index 10866acbe..1aa5b276f 100644
--- a/contrib/depends/README.md
+++ b/contrib/depends/README.md
@@ -30,7 +30,7 @@ Common `host-platform-triplets` for cross compilation are:
 
 - `i686-w64-mingw32` for Win32
 - `x86_64-w64-mingw32` for Win64
-- `x86_64-apple-darwin11` for MacOSX
+- `x86_64-apple-darwin11` for MacOSX x86_64
 - `arm-linux-gnueabihf` for Linux ARM 32 bit
 - `aarch64-linux-gnu` for Linux ARM 64 bit
 - `riscv64-linux-gnu` for Linux RISCV 64 bit
@@ -43,7 +43,6 @@ The following can be set when running make: make FOO=bar
 ```
 SOURCES_PATH: downloaded sources will be placed here
 BASE_CACHE: built packages will be placed here
-SDK_PATH: Path where sdk's can be found (used by OSX)
 FALLBACK_DOWNLOAD_PATH: If a source file can't be fetched, try here before giving up
 DEBUG: disable some optimizations and enable more runtime checking
 HOST_ID_SALT: Optional salt to use when generating host package ids
@@ -59,14 +58,6 @@ download-win: run 'make download-win' to fetch all sources needed for win builds
 download-linux: run 'make download-linux' to fetch all sources needed for linux builds
 ```
 
-#Darwin (macos) builds:
-
-To build with the x86_64-apple-darwin11 you require the mac os developer tools in MacOSX10.11.sdk. 
-Download it from apple, or search for it on github. Create a new directoty called SDKs in this
-directory and place the entire MacOSX10.11.sdk folder in it. The depends build will then pick it up automatically
-(without requiring SDK_PATH). 
-
-
 #Mingw builds
 
 Building for 32/64bit mingw requires switching alternatives to a posix mode
diff --git a/contrib/depends/hosts/darwin.mk b/contrib/depends/hosts/darwin.mk
index 7b5c8b051..79d449054 100644
--- a/contrib/depends/hosts/darwin.mk
+++ b/contrib/depends/hosts/darwin.mk
@@ -1,9 +1,12 @@
 OSX_MIN_VERSION=10.8
-OSX_SDK_VERSION=10.11
-OSX_SDK=$(SDK_PATH)/MacOSX$(OSX_SDK_VERSION).sdk
-LD64_VERSION=253.9
-darwin_CC=clang -target $(host) -mmacosx-version-min=$(OSX_MIN_VERSION) --sysroot $(OSX_SDK) -mlinker-version=$(LD64_VERSION) -B $(host_prefix)/native/bin
-darwin_CXX=clang++ -target $(host) -mmacosx-version-min=$(OSX_MIN_VERSION) --sysroot $(OSX_SDK) -mlinker-version=$(LD64_VERSION) -stdlib=libc++ -B $(host_prefix)/native/bin
+LD64_VERSION=609
+ifeq (aarch64, $(host_arch))
+CC_target=arm64-apple-$(host_os)
+else
+CC_target=$(host)
+endif
+darwin_CC=clang -target $(CC_target) -mmacosx-version-min=$(OSX_MIN_VERSION) --sysroot $(host_prefix)/native/SDK/ -mlinker-version=$(LD64_VERSION) -B$(host_prefix)/native/bin/$(host)-
+darwin_CXX=clang++ -target $(CC_target) -mmacosx-version-min=$(OSX_MIN_VERSION) --sysroot $(host_prefix)/native/SDK/ -mlinker-version=$(LD64_VERSION) -stdlib=libc++ -B$(host_prefix)/native/bin/$(host)-
 
 darwin_CFLAGS=-pipe
 darwin_CXXFLAGS=$(darwin_CFLAGS)
@@ -15,4 +18,4 @@ darwin_release_CXXFLAGS=$(darwin_release_CFLAGS)
 darwin_debug_CFLAGS=-O1
 darwin_debug_CXXFLAGS=$(darwin_debug_CFLAGS)
 
-darwin_native_toolchain=native_cctools
+darwin_native_toolchain=native_cctools darwin_sdk
diff --git a/contrib/depends/packages/boost.mk b/contrib/depends/packages/boost.mk
index 4571d4232..fd06c5393 100644
--- a/contrib/depends/packages/boost.mk
+++ b/contrib/depends/packages/boost.mk
@@ -4,7 +4,7 @@ $(package)_download_path=https://downloads.sourceforge.net/project/boost/boost/1
 $(package)_file_name=$(package)_$($(package)_version).tar.bz2
 $(package)_sha256_hash=7bcc5caace97baa948931d712ea5f37038dbb1c5d89b43ad4def4ed7cb683332
 $(package)_dependencies=libiconv
-$(package)_patches=fix_aroptions.patch
+$(package)_patches=fix_aroptions.patch fix_arm_arch.patch
 
 define $(package)_set_vars
 $(package)_config_opts_release=variant=release
@@ -13,7 +13,7 @@ $(package)_config_opts=--layout=tagged --build-type=complete --user-config=user-
 $(package)_config_opts+=threading=multi link=static -sNO_BZIP2=1 -sNO_ZLIB=1
 $(package)_config_opts_linux=threadapi=pthread runtime-link=shared
 $(package)_config_opts_android=threadapi=pthread runtime-link=static target-os=android
-$(package)_config_opts_darwin=--toolset=darwin-4.2.1 runtime-link=shared
+$(package)_config_opts_darwin=--toolset=darwin runtime-link=shared
 $(package)_config_opts_mingw32=binary-format=pe target-os=windows threadapi=win32 runtime-link=static
 $(package)_config_opts_x86_64_mingw32=address-model=64
 $(package)_config_opts_i686_mingw32=address-model=32
@@ -30,6 +30,7 @@ endef
 
 define $(package)_preprocess_cmds
   patch -p1 < $($(package)_patch_dir)/fix_aroptions.patch &&\
+  patch -p1 < $($(package)_patch_dir)/fix_arm_arch.patch &&\
   echo "using $(boost_toolset_$(host_os)) : : $($(package)_cxx) : <cxxflags>\"$($(package)_cxxflags) $($(package)_cppflags)\" <linkflags>\"$($(package)_ldflags)\" <archiver>\"$(boost_archiver_$(host_os))\" <arflags>\"$($(package)_arflags)\" <striper>\"$(host_STRIP)\"  <ranlib>\"$(host_RANLIB)\" <rc>\"$(host_WINDRES)\" : ;" > user-config.jam
 endef
 
diff --git a/contrib/depends/packages/darwin_sdk.mk b/contrib/depends/packages/darwin_sdk.mk
new file mode 100644
index 000000000..d639c422e
--- /dev/null
+++ b/contrib/depends/packages/darwin_sdk.mk
@@ -0,0 +1,10 @@
+package=darwin_sdk
+$(package)_version=11.1
+$(package)_download_path=https://github.com/phracker/MacOSX-SDKs/releases/download/11.3/
+$(package)_file_name=MacOSX$($(package)_version).sdk.tar.xz
+$(package)_sha256_hash=68797baaacb52f56f713400de306a58a7ca00b05c3dc6d58f0a8283bcac721f8
+
+define $(package)_stage_cmds
+  mkdir -p $($(package)_staging_dir)/$(host_prefix)/native/SDK &&\
+  mv * $($(package)_staging_dir)/$(host_prefix)/native/SDK
+endef
diff --git a/contrib/depends/packages/expat.mk b/contrib/depends/packages/expat.mk
index 1e1b9dbb8..9516f86ab 100644
--- a/contrib/depends/packages/expat.mk
+++ b/contrib/depends/packages/expat.mk
@@ -11,7 +11,7 @@ $(package)_config_opts+=--prefix=$(host_prefix)
 endef
 
 define $(package)_config_cmds
-  $($(package)_autoconf) $($(package)_config_opts)
+  $($(package)_autoconf)
 endef
 
 define $(package)_build_cmds
diff --git a/contrib/depends/packages/hidapi.mk b/contrib/depends/packages/hidapi.mk
index 8c56f9187..97e204f17 100644
--- a/contrib/depends/packages/hidapi.mk
+++ b/contrib/depends/packages/hidapi.mk
@@ -9,7 +9,6 @@ $(package)_patches=missing_win_include.patch
 define $(package)_set_vars
 $(package)_config_opts=--enable-static --disable-shared
 $(package)_config_opts+=--prefix=$(host_prefix)
-$(package)_config_opts_darwin+=RANLIB="$(host_prefix)/native/bin/x86_64-apple-darwin11-ranlib" AR="$(host_prefix)/native/bin/x86_64-apple-darwin11-ar" CC="$(host_prefix)/native/bin/$($(package)_cc)"
 $(package)_config_opts_linux+=libudev_LIBS="-L$(host_prefix)/lib -ludev"
 $(package)_config_opts_linux+=libudev_CFLAGS=-I$(host_prefix)/include
 $(package)_config_opts_linux+=libusb_LIBS="-L$(host_prefix)/lib -lusb-1.0"
@@ -18,12 +17,11 @@ $(package)_config_opts_linux+=--with-pic
 endef
 
 define $(package)_preprocess_cmds
-  patch -p1 < $($(package)_patch_dir)/missing_win_include.patch
+  patch -p1 < $($(package)_patch_dir)/missing_win_include.patch && ./bootstrap
 endef
 
 define $(package)_config_cmds
-  ./bootstrap &&\
-  $($(package)_autoconf) $($(package)_config_opts) AR_FLAGS=$($(package)_arflags)
+  $($(package)_autoconf) AR_FLAGS=$($(package)_arflags)
 endef
 
 define $(package)_build_cmds
diff --git a/contrib/depends/packages/native_cctools.mk b/contrib/depends/packages/native_cctools.mk
index 64a72e484..0324f7acd 100644
--- a/contrib/depends/packages/native_cctools.mk
+++ b/contrib/depends/packages/native_cctools.mk
@@ -1,50 +1,17 @@
 package=native_cctools
-$(package)_version=807d6fd1be5d2224872e381870c0a75387fe05e6
-$(package)_download_path=https://github.com/theuni/cctools-port/archive
+$(package)_version=04663295d0425abfac90a42440a7ec02d7155fea
+$(package)_download_path=https://github.com/tpoechtrager/cctools-port/archive
 $(package)_download_file=$($(package)_version).tar.gz
 $(package)_file_name=$(package)-$($(package)_version).tar.gz
-$(package)_sha256_hash=a09c9ba4684670a0375e42d9d67e7f12c1f62581a27f28f7c825d6d7032ccc6a
+$(package)_sha256_hash=70a7189418c2086d20c299c5d59250cf5940782c778892ccc899c66516ed240e
 $(package)_build_subdir=cctools
-$(package)_clang_version=3.7.1
-$(package)_clang_download_path=http://llvm.org/releases/$($(package)_clang_version)
-$(package)_clang_download_file=clang+llvm-$($(package)_clang_version)-x86_64-linux-gnu-ubuntu-14.04.tar.xz
-$(package)_clang_file_name=clang-llvm-$($(package)_clang_version)-x86_64-linux-gnu-ubuntu-14.04.tar.xz
-$(package)_clang_sha256_hash=99b28a6b48e793705228a390471991386daa33a9717cd9ca007fcdde69608fd9
-$(package)_extra_sources=$($(package)_clang_file_name)
-$(package)_patches=skip_otool.patch
-
-define $(package)_fetch_cmds
-$(call fetch_file,$(package),$($(package)_download_path),$($(package)_download_file),$($(package)_file_name),$($(package)_sha256_hash)) && \
-$(call fetch_file,$(package),$($(package)_clang_download_path),$($(package)_clang_download_file),$($(package)_clang_file_name),$($(package)_clang_sha256_hash))
-endef
-
-define $(package)_extract_cmds
-  mkdir -p $($(package)_extract_dir) && \
-  echo "$($(package)_sha256_hash)  $($(package)_source)" > $($(package)_extract_dir)/.$($(package)_file_name).hash && \
-  echo "$($(package)_clang_sha256_hash)  $($(package)_source_dir)/$($(package)_clang_file_name)" >> $($(package)_extract_dir)/.$($(package)_file_name).hash && \
-  $(build_SHA256SUM) -c $($(package)_extract_dir)/.$($(package)_file_name).hash && \
-  mkdir -p toolchain/bin toolchain/lib/clang/3.5/include && \
-  tar --strip-components=1 -C toolchain -xf $($(package)_source_dir)/$($(package)_clang_file_name) && \
-  rm -f toolchain/lib/libc++abi.so* && \
-  echo "#!/bin/sh" > toolchain/bin/$(host)-dsymutil && \
-  echo "exit 0" >> toolchain/bin/$(host)-dsymutil && \
-  chmod +x toolchain/bin/$(host)-dsymutil && \
-  tar --strip-components=1 -xf $($(package)_source)
-endef
+$(package)_dependencies=native_clang native_libtapi
 
 define $(package)_set_vars
-$(package)_config_opts=--target=$(host) --disable-lto-support
+$(package)_config_opts=--target=$(host) --disable-lto-support --with-libtapi=$(host_prefix)
 $(package)_ldflags+=-Wl,-rpath=\\$$$$$$$$\$$$$$$$$ORIGIN/../lib
-$(package)_cc=$($(package)_extract_dir)/toolchain/bin/clang
-$(package)_cxx=$($(package)_extract_dir)/toolchain/bin/clang++
-endef
-
-# If clang gets updated to a version with a fix for https://reviews.llvm.org/D50559
-# then the patch that skips otool can be removed.
-define $(package)_preprocess_cmds
-  patch -p0 < $($(package)_patch_dir)/skip_otool.patch && \
-  cd $($(package)_build_subdir); ./autogen.sh && \
-  sed -i.old "/define HAVE_PTHREADS/d" ld64/src/ld/InputFiles.h
+$(package)_cc=$(host_prefix)/native/bin/clang
+$(package)_cxx=$(host_prefix)/native/bin/clang++
 endef
 
 define $(package)_config_cmds
@@ -57,15 +24,5 @@ endef
 
 define $(package)_stage_cmds
   $(MAKE) DESTDIR=$($(package)_staging_dir) install && \
-  cp $($(package)_extract_dir)/cctools/misc/install_name_tool $($(package)_staging_prefix_dir)/bin/ &&\
-  cd $($(package)_extract_dir)/toolchain && \
-  mkdir -p $($(package)_staging_prefix_dir)/lib/clang/$($(package)_clang_version)/include && \
-  mkdir -p $($(package)_staging_prefix_dir)/bin $($(package)_staging_prefix_dir)/include && \
-  cp bin/clang $($(package)_staging_prefix_dir)/bin/ &&\
-  cp -P bin/clang++ $($(package)_staging_prefix_dir)/bin/ &&\
-  cp lib/libLTO.so $($(package)_staging_prefix_dir)/lib/ && \
-  cp -rf lib/clang/$($(package)_clang_version)/include/* $($(package)_staging_prefix_dir)/lib/clang/$($(package)_clang_version)/include/ && \
-  cp bin/llvm-dsymutil $($(package)_staging_prefix_dir)/bin/$(host)-dsymutil && \
-  if `test -d include/c++/`; then cp -rf include/c++/ $($(package)_staging_prefix_dir)/include/; fi && \
-  if `test -d lib/c++/`; then cp -rf lib/c++/ $($(package)_staging_prefix_dir)/lib/; fi
+  cp $($(package)_extract_dir)/cctools/misc/install_name_tool $($(package)_staging_prefix_dir)/bin/
 endef
diff --git a/contrib/depends/packages/native_clang.mk b/contrib/depends/packages/native_clang.mk
new file mode 100644
index 000000000..115f8f389
--- /dev/null
+++ b/contrib/depends/packages/native_clang.mk
@@ -0,0 +1,29 @@
+package=native_clang
+$(package)_version=9.0.0
+$(package)_download_path=https://releases.llvm.org/$($(package)_version)
+$(package)_download_file=clang+llvm-$($(package)_version)-x86_64-linux-gnu-ubuntu-18.04.tar.xz
+$(package)_file_name=clang-llvm-$($(package)_version)-x86_64-linux-gnu-ubuntu-18.04.tar.xz
+$(package)_sha256_hash=a23b082b30c128c9831dbdd96edad26b43f56624d0ad0ea9edec506f5385038d
+
+define $(package)_extract_cmds
+  echo $($(package)_sha256_hash) $($(package)_source) | sha256sum -c &&\
+  mkdir -p toolchain/bin toolchain/lib/clang/3.5/include && \
+  tar --strip-components=1 -C toolchain -xf $($(package)_source) && \
+  rm -f toolchain/lib/libc++abi.so* && \
+  echo "#!/bin/sh" > toolchain/bin/$(host)-dsymutil && \
+  echo "exit 0" >> toolchain/bin/$(host)-dsymutil && \
+  chmod +x toolchain/bin/$(host)-dsymutil
+endef
+
+define $(package)_stage_cmds
+  cd $($(package)_extract_dir)/toolchain && \
+  mkdir -p $($(package)_staging_prefix_dir)/lib/clang/$($(package)_version)/include && \
+  mkdir -p $($(package)_staging_prefix_dir)/bin $($(package)_staging_prefix_dir)/include && \
+  cp bin/clang $($(package)_staging_prefix_dir)/bin/ &&\
+  cp -P bin/clang++ $($(package)_staging_prefix_dir)/bin/ &&\
+  cp lib/libLTO.so $($(package)_staging_prefix_dir)/lib/ && \
+  cp -rf lib/clang/$($(package)_version)/include/* $($(package)_staging_prefix_dir)/lib/clang/$($(package)_version)/include/ && \
+  cp bin/dsymutil $($(package)_staging_prefix_dir)/bin/$(host)-dsymutil && \
+  if `test -d include/c++/`; then cp -rf include/c++/ $($(package)_staging_prefix_dir)/include/; fi && \
+  if `test -d lib/c++/`; then cp -rf lib/c++/ $($(package)_staging_prefix_dir)/lib/; fi
+endef
diff --git a/contrib/depends/packages/native_libtapi.mk b/contrib/depends/packages/native_libtapi.mk
new file mode 100644
index 000000000..56ee087cb
--- /dev/null
+++ b/contrib/depends/packages/native_libtapi.mk
@@ -0,0 +1,28 @@
+package=native_libtapi
+$(package)_version=664b8414f89612f2dfd35a9b679c345aa5389026
+$(package)_download_path=https://github.com/tpoechtrager/apple-libtapi/archive
+$(package)_download_file=$($(package)_version).tar.gz
+$(package)_file_name=$(package)-$($(package)_version).tar.gz
+$(package)_sha256_hash=62e419c12d1c9fad67cc1cd523132bc00db050998337c734c15bc8d73cc02b61
+$(package)_build_subdir=build
+$(package)_dependencies=native_clang
+
+define $(package)_config_cmds
+  echo -n $(build_prefix) > INSTALLPREFIX; \
+  CC=$(host_prefix)/native/bin/clang CXX=$(host_prefix)/native/bin/clang++ \
+  cmake -DCMAKE_INSTALL_PREFIX=$(build_prefix) \
+    -DLLVM_INCLUDE_TESTS=OFF \
+	-DCMAKE_BUILD_TYPE=RELEASE \
+	-DTAPI_REPOSITORY_STRING="1100.0.11" \
+	-DTAPI_FULL_VERSION="11.0.0" \
+	-DCMAKE_CXX_FLAGS="-I $($(package)_extract_dir)/src/llvm/projects/clang/include -I $($(package)_build_dir)/projects/clang/include" \
+	$($(package)_extract_dir)/src/llvm
+endef
+
+define $(package)_build_cmds
+  $(MAKE) clangBasic && $(MAKE) libtapi
+endef
+
+define $(package)_stage_cmds
+  $(MAKE) DESTDIR=$($(package)_staging_dir) install-libtapi install-tapi-headers
+endef
diff --git a/contrib/depends/packages/ncurses.mk b/contrib/depends/packages/ncurses.mk
index d8fdf351c..fb1d92c65 100644
--- a/contrib/depends/packages/ncurses.mk
+++ b/contrib/depends/packages/ncurses.mk
@@ -7,8 +7,7 @@ $(package)_patches=fallback.c
 
 define $(package)_set_vars
   $(package)_build_opts=CC="$($(package)_cc)"
-  $(package)_config_env=AR="$($(package)_ar)" RANLIB="$($(package)_ranlib)" CC="$($(package)_cc)" ARFLAGS=$($(package)_arflags) cf_cv_ar_flags=""
-  $(package)_config_env_darwin=RANLIB="$(host_prefix)/native/bin/x86_64-apple-darwin11-ranlib" AR="$(host_prefix)/native/bin/x86_64-apple-darwin11-ar" CC="$(host_prefix)/native/bin/$($(package)_cc)"
+  $(package)_config_env=cf_cv_ar_flags=""
   $(package)_config_opts=--prefix=$(host_prefix)
   $(package)_config_opts+=--disable-shared
   $(package)_config_opts+=--with-build-cc=gcc
@@ -51,7 +50,7 @@ define $(package)_preprocess_cmds
 endef
 
 define $(package)_config_cmds
-  ./configure $($(package)_config_opts)
+  $($(package)_autoconf)
 endef
 
 define $(package)_build_cmds
diff --git a/contrib/depends/packages/openssl.mk b/contrib/depends/packages/openssl.mk
index 79c94a30b..0d8478d49 100644
--- a/contrib/depends/packages/openssl.mk
+++ b/contrib/depends/packages/openssl.mk
@@ -38,6 +38,7 @@ $(package)_config_opts_arm_linux=linux-generic32
 $(package)_config_opts_aarch64_linux=linux-generic64
 $(package)_config_opts_arm_android=--static android-arm
 $(package)_config_opts_aarch64_android=--static android-arm64
+$(package)_config_opts_aarch64_darwin=darwin64-arm64-cc
 $(package)_config_opts_riscv64_linux=linux-generic64
 $(package)_config_opts_mipsel_linux=linux-generic32
 $(package)_config_opts_mips_linux=linux-generic32
diff --git a/contrib/depends/packages/packages.mk b/contrib/depends/packages/packages.mk
index eed9e8ec1..11e2cb7be 100644
--- a/contrib/depends/packages/packages.mk
+++ b/contrib/depends/packages/packages.mk
@@ -34,6 +34,6 @@ mingw32_packages = icu4c sodium $(hardware_packages)
 mingw32_native_packages = $(hardware_native_packages)
 
 ifneq ($(build_os),darwin)
-darwin_native_packages += native_cctools
+darwin_native_packages += darwin_sdk native_clang native_cctools native_libtapi
 endif
 
diff --git a/contrib/depends/packages/protobuf.mk b/contrib/depends/packages/protobuf.mk
index ad1098975..ddec1eb59 100644
--- a/contrib/depends/packages/protobuf.mk
+++ b/contrib/depends/packages/protobuf.mk
@@ -5,12 +5,17 @@ $(package)_file_name=$(native_$(package)_file_name)
 $(package)_sha256_hash=$(native_$(package)_sha256_hash)
 $(package)_dependencies=native_$(package)
 $(package)_cxxflags=-std=c++11
+$(package)_patches=visibility.patch
 
 define $(package)_set_vars
   $(package)_config_opts=--disable-shared --with-protoc=$(build_prefix)/bin/protoc
   $(package)_config_opts_linux=--with-pic
 endef
 
+define $(package)_preprocess_cmds
+  patch -p0 < $($(package)_patch_dir)/visibility.patch
+endef
+
 define $(package)_config_cmds
   $($(package)_autoconf) AR_FLAGS=$($(package)_arflags)
 endef
diff --git a/contrib/depends/packages/readline.mk b/contrib/depends/packages/readline.mk
index b6e6a451a..957b6454c 100644
--- a/contrib/depends/packages/readline.mk
+++ b/contrib/depends/packages/readline.mk
@@ -7,19 +7,16 @@ $(package)_dependencies=ncurses
 
 define $(package)_set_vars
   $(package)_build_opts=CC="$($(package)_cc)"
-  $(package)_config_env=AR="$($(package)_ar)" RANLIB="$($(package)_ranlib)" CC="$($(package)_cc)" LDFLAGS="-L$(host_prefix)/lib" ARFLAGS=$($(package)_arflags)
-  $(package)_config_env_darwin=RANLIB="$(host_prefix)/native/bin/x86_64-apple-darwin11-ranlib" AR="$(host_prefix)/native/bin/x86_64-apple-darwin11-ar" CC="$(host_prefix)/native/bin/$($(package)_cc)"
   $(package)_config_opts+=--prefix=$(host_prefix)
   $(package)_config_opts+=--exec-prefix=$(host_prefix)
   $(package)_config_opts+=--host=$(HOST)
   $(package)_config_opts+=--disable-shared --with-curses
   $(package)_config_opts_release=--disable-debug-mode
-  $(package)_config_opts_darwin+=RANLIB="$(host_prefix)/native/bin/x86_64-apple-darwin11-ranlib" AR="$(host_prefix)/native/bin/x86_64-apple-darwin11-ar" CC="$(host_prefix)/native/bin/$($(package)_cc)"
   $(package)_build_opts=CFLAGS="$($(package)_cflags) $($(package)_cppflags) -fPIC"
 endef
 
 define $(package)_config_cmds
-  ./configure $($(package)_config_opts)
+  $($(package)_autoconf)
 endef
 
 define $(package)_build_cmds
diff --git a/contrib/depends/packages/sodium.mk b/contrib/depends/packages/sodium.mk
index e2ce9b349..87b34599e 100644
--- a/contrib/depends/packages/sodium.mk
+++ b/contrib/depends/packages/sodium.mk
@@ -8,15 +8,16 @@ $(package)_patches=disable-glibc-getrandom-getentropy.patch fix-whitespace.patch
 define $(package)_set_vars
 $(package)_config_opts=--enable-static --disable-shared
 $(package)_config_opts+=--prefix=$(host_prefix)
-$(package)_config_opts_android=RANLIB=$($(package)_ranlib) AR=$($(package)_ar) CC=$($(package)_cc)
-$(package)_config_opts_darwin=RANLIB="$(host_prefix)/native/bin/x86_64-apple-darwin11-ranlib" AR="$(host_prefix)/native/bin/x86_64-apple-darwin11-ar" CC="$(host_prefix)/native/bin/$($(package)_cc)"
+endef
+
+define $(package)_preprocess_cmds
+  patch -p1 < $($(package)_patch_dir)/disable-glibc-getrandom-getentropy.patch &&\
+  autoconf &&\
+  patch -p1 < $($(package)_patch_dir)/fix-whitespace.patch
 endef
 
 define $(package)_config_cmds
-  patch -p1 < $($(package)_patch_dir)/disable-glibc-getrandom-getentropy.patch &&\
-  ./autogen.sh &&\
-  patch -p1 < $($(package)_patch_dir)/fix-whitespace.patch &&\
-  $($(package)_autoconf) $($(package)_config_opts) AR_FLAGS=$($(package)_arflags)
+  $($(package)_autoconf) AR_FLAGS=$($(package)_arflags)
 endef
 
 define $(package)_build_cmds
diff --git a/contrib/depends/packages/unbound.mk b/contrib/depends/packages/unbound.mk
index 6df298f69..a85c47e4e 100644
--- a/contrib/depends/packages/unbound.mk
+++ b/contrib/depends/packages/unbound.mk
@@ -13,7 +13,7 @@ define $(package)_set_vars
 endef
 
 define $(package)_config_cmds
-  $($(package)_autoconf) $($(package)_config_opts)
+  $($(package)_autoconf)
 endef
 
 define $(package)_build_cmds
diff --git a/contrib/depends/patches/boost/fix_arm_arch.patch b/contrib/depends/patches/boost/fix_arm_arch.patch
new file mode 100644
index 000000000..3cf6b6f4e
--- /dev/null
+++ b/contrib/depends/patches/boost/fix_arm_arch.patch
@@ -0,0 +1,11 @@
+--- boost_1_64_0/tools/build/src/tools/darwin.jam.O	2017-04-17 03:22:26.000000000 +0100
++++ boost_1_64_0/tools/build/src/tools/darwin.jam	2022-05-04 17:26:29.984464447 +0000
+@@ -505,7 +505,7 @@
+             if $(instruction-set) {
+                 options = -arch$(_)$(instruction-set) ;
+             } else {
+-                options = -arch arm ;
++#                options = -arch arm ;
+             }
+         }
+     }
diff --git a/contrib/depends/patches/native_cctools/skip_otool.patch b/contrib/depends/patches/native_cctools/skip_otool.patch
deleted file mode 100644
index 30c4ee524..000000000
--- a/contrib/depends/patches/native_cctools/skip_otool.patch
+++ /dev/null
@@ -1,12 +0,0 @@
---- cctools/Makefile.am.O	2016-06-09 15:06:16.000000000 +0100
-+++ cctools/Makefile.am	2019-11-18 08:59:20.078663220 +0000
-@@ -1,7 +1,7 @@
- if ISDARWIN
--SUBDIRS=libstuff ar as misc otool ld64 $(LD_CLASSIC)
-+SUBDIRS=libstuff ar as misc ld64 $(LD_CLASSIC)
- else
--SUBDIRS=libstuff ar as misc libobjc2 otool ld64 $(LD_CLASSIC)
-+SUBDIRS=libstuff ar as misc ld64 $(LD_CLASSIC)
- endif
- 
- ACLOCAL_AMFLAGS = -I m4
diff --git a/contrib/depends/patches/protobuf/visibility.patch b/contrib/depends/patches/protobuf/visibility.patch
new file mode 100644
index 000000000..e66d5961f
--- /dev/null
+++ b/contrib/depends/patches/protobuf/visibility.patch
@@ -0,0 +1,159 @@
+--- src/google/protobuf/descriptor.cc.O	2018-07-30 22:16:10.000000000 +0000
++++ src/google/protobuf/descriptor.cc	2022-05-06 13:38:14.827309092 +0000
+@@ -32,6 +32,9 @@
+ //  Based on original Protocol Buffers design by
+ //  Sanjay Ghemawat, Jeff Dean, and others.
+ 
++#if defined(__APPLE__) && defined(__arm64__)
++#pragma GCC visibility push(hidden)
++#endif
+ #include <algorithm>
+ #include <functional>
+ #include <google/protobuf/stubs/hash.h>
+@@ -7274,3 +7277,6 @@
+ 
+ }  // namespace protobuf
+ }  // namespace google
++#if defined(__APPLE__) && defined(__arm64__)
++#pragma GCC visibility pop
++#endif
+--- src/google/protobuf/extension_set.cc.O	2018-07-23 20:56:42.000000000 +0000
++++ src/google/protobuf/extension_set.cc	2022-05-06 14:48:55.369877050 +0000
+@@ -32,6 +32,9 @@
+ //  Based on original Protocol Buffers design by
+ //  Sanjay Ghemawat, Jeff Dean, and others.
+ 
++#if defined(__APPLE__) && defined(__arm64__)
++#pragma GCC visibility push(hidden)
++#endif
+ #include <google/protobuf/stubs/hash.h>
+ #include <tuple>
+ #include <utility>
+@@ -1914,3 +1917,6 @@
+ }  // namespace internal
+ }  // namespace protobuf
+ }  // namespace google
++#if defined(__APPLE__) && defined(__arm64__)
++#pragma GCC visibility pop
++#endif
+--- src/google/protobuf/extension_set_heavy.cc.O	2018-07-30 22:16:10.000000000 +0000
++++ src/google/protobuf/extension_set_heavy.cc	2022-05-06 14:14:27.847320946 +0000
+@@ -35,6 +35,10 @@
+ // Contains methods defined in extension_set.h which cannot be part of the
+ // lite library because they use descriptors or reflection.
+ 
++#if defined(__APPLE__) && defined(__arm64__)
++#pragma GCC visibility push(hidden)
++#endif
++
+ #include <google/protobuf/stubs/casts.h>
+ #include <google/protobuf/descriptor.pb.h>
+ #include <google/protobuf/io/coded_stream.h>
+@@ -814,3 +818,6 @@
+ }  // namespace internal
+ }  // namespace protobuf
+ }  // namespace google
++#if defined(__APPLE__) && defined(__arm64__)
++#pragma GCC visibility pop
++#endif
+--- src/google/protobuf/generated_message_reflection.cc.O	2018-07-23 20:56:42.000000000 +0000
++++ src/google/protobuf/generated_message_reflection.cc	2022-05-06 13:38:49.655540772 +0000
+@@ -32,6 +32,9 @@
+ //  Based on original Protocol Buffers design by
+ //  Sanjay Ghemawat, Jeff Dean, and others.
+ 
++#if defined(__APPLE__) && defined(__arm64__)
++#pragma GCC visibility push(hidden)
++#endif
+ #include <algorithm>
+ #include <set>
+ 
+@@ -2420,3 +2423,6 @@
+ }  // namespace internal
+ }  // namespace protobuf
+ }  // namespace google
++#if defined(__APPLE__) && defined(__arm64__)
++#pragma GCC visibility pop
++#endif
+--- src/google/protobuf/map_field.cc.O	2018-07-23 20:56:42.000000000 +0000
++++ src/google/protobuf/map_field.cc	2022-05-06 13:34:44.913905697 +0000
+@@ -28,6 +28,10 @@
+ // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ 
++#if defined(__APPLE__) && defined(__arm64__)
++#pragma GCC visibility push(hidden)
++#endif
++
+ #include <google/protobuf/map_field.h>
+ #include <google/protobuf/map_field_inl.h>
+ 
+@@ -462,3 +466,6 @@
+ }  // namespace internal
+ }  // namespace protobuf
+ }  // namespace google
++#if defined(__APPLE__) && defined(__arm64__)
++#pragma GCC visibility pop
++#endif
+--- src/google/protobuf/text_format.cc.O	2018-07-30 22:16:11.000000000 +0000
++++ src/google/protobuf/text_format.cc	2022-05-06 13:34:58.881999517 +0000
+@@ -32,6 +32,10 @@
+ //  Based on original Protocol Buffers design by
+ //  Sanjay Ghemawat, Jeff Dean, and others.
+ 
++#if defined(__APPLE__) && defined(__arm64__)
++#pragma GCC visibility push(hidden)
++#endif
++
+ #include <algorithm>
+ #include <float.h>
+ #include <math.h>
+@@ -2258,3 +2262,6 @@
+ 
+ }  // namespace protobuf
+ }  // namespace google
++#if defined(__APPLE__) && defined(__arm64__)
++#pragma GCC visibility pop
++#endif
+--- src/google/protobuf/wire_format.cc.O	2018-07-23 20:56:42.000000000 +0000
++++ src/google/protobuf/wire_format.cc	2022-05-06 13:06:23.294219228 +0000
+@@ -32,6 +32,10 @@
+ //  Based on original Protocol Buffers design by
+ //  Sanjay Ghemawat, Jeff Dean, and others.
+ 
++#if defined(__APPLE__) && defined(__arm64__)
++#pragma GCC visibility push(hidden)
++#endif
++
+ #include <stack>
+ #include <string>
+ #include <vector>
+@@ -1445,3 +1449,7 @@
+ }  // namespace internal
+ }  // namespace protobuf
+ }  // namespace google
++
++#if defined(__APPLE__) && defined(__arm64__)
++#pragma GCC visibility pop
++#endif
+--- src/google/protobuf/stubs/status.cc.O	2018-07-23 20:56:42.000000000 +0000
++++ src/google/protobuf/stubs/status.cc	2022-05-06 15:18:53.393208814 +0000
+@@ -27,6 +27,11 @@
+ // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
++
++#if defined(__APPLE__) && defined(__arm64__)
++#pragma GCC visibility push(hidden)
++#endif
++
+ #include <google/protobuf/stubs/status.h>
+ 
+ #include <ostream>
+@@ -132,3 +137,6 @@
+ }  // namespace util
+ }  // namespace protobuf
+ }  // namespace google
++#if defined(__APPLE__) && defined(__arm64__)
++#pragma GCC visibility pop
++#endif
diff --git a/contrib/depends/toolchain.cmake.in b/contrib/depends/toolchain.cmake.in
index c3a0df59b..5f9501329 100644
--- a/contrib/depends/toolchain.cmake.in
+++ b/contrib/depends/toolchain.cmake.in
@@ -69,22 +69,35 @@ set (CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY) # Find includes in target
 
 # specify the cross compiler to be used. Darwin uses clang provided by the SDK.
 if(CMAKE_SYSTEM_NAME STREQUAL "Darwin")
+  if(ARCHITECTURE STREQUAL "aarch64")
+    SET(CLANG_TARGET "arm64-apple-darwin11")
+    SET(CONF_TRIPLE "aarch64-apple-darwin11")
+    SET(BUILD_TAG "mac-armv8")
+    SET(CMAKE_OSX_ARCHITECTURES "arm64")
+    set(ARM ON)
+    set(ARM_ID "armv8-a")
+  else()
+    SET(CLANG_TARGET "x86_64-apple-darwin11")
+    SET(CONF_TRIPLE "x86_64-apple-darwin11")
+    SET(BUILD_TAG "mac-x64")
+    SET(CMAKE_OSX_ARCHITECTURES "x86_64")
+  endif()
+  SET(_CMAKE_TOOLCHAIN_PREFIX @prefix@/native/bin/${CONF_TRIPLE}-)
   SET(CMAKE_C_COMPILER @prefix@/native/bin/clang)
-  SET(CMAKE_C_COMPILER_TARGET x86_64-apple-darwin11)
+  SET(CMAKE_C_COMPILER_TARGET ${CLANG_TARGET})
+  SET(CMAKE_C_FLAGS_INIT -B${_CMAKE_TOOLCHAIN_PREFIX})
   SET(CMAKE_CXX_COMPILER @prefix@/native/bin/clang++ -stdlib=libc++)
-  SET(CMAKE_CXX_COMPILER_TARGET x86_64-apple-darwin11)
-  SET(CMAKE_ASM_COMPILER_TARGET x86_64-apple-darwin11)
-  SET(CMAKE_ASM-ATT_COMPILER_TARGET x86_64-apple-darwin11)
-  SET(_CMAKE_TOOLCHAIN_PREFIX x86_64-apple-darwin11-)
+  SET(CMAKE_CXX_COMPILER_TARGET ${CLANG_TARGET})
+  SET(CMAKE_CXX_FLAGS_INIT -B${_CMAKE_TOOLCHAIN_PREFIX})
+  SET(CMAKE_ASM_COMPILER_TARGET ${CLANG_TARGET})
+  SET(CMAKE_ASM-ATT_COMPILER_TARGET ${CLANG_TARGET})
   SET(APPLE True)
-  SET(BUILD_TAG "mac-x64")
   SET(BUILD_64 ON)
   SET(BREW OFF)
   SET(PORT OFF)
-  SET(CMAKE_OSX_SYSROOT "@sdk@/MacOSX10.11.sdk/")
+  SET(CMAKE_OSX_SYSROOT "@prefix@/native/SDK/")
   SET(CMAKE_OSX_DEPLOYMENT_TARGET "10.08")
   SET(CMAKE_CXX_STANDARD 14)
-  SET(CMAKE_OSX_ARCHITECTURES "x86_64")
   SET(LLVM_ENABLE_PIC OFF)
   SET(LLVM_ENABLE_PIE OFF)
 elseif(CMAKE_SYSTEM_NAME STREQUAL "Android")
@@ -126,7 +139,7 @@ elseif(ARCHITECTURE STREQUAL "aarch64")
   set(ARM_ID "armv8-a")
   if(ANDROID)
     set(BUILD_TAG "android-armv8")
-  else()
+  elseif(CMAKE_SYSTEM_NAME STREQUAL "Linux")
     set(BUILD_TAG "linux-armv8")
   endif()
   set(BUILD_64 ON)
diff --git a/contrib/gitian/DOCKRUN.md b/contrib/gitian/DOCKRUN.md
index 9a9659473..96998b1fe 100644
--- a/contrib/gitian/DOCKRUN.md
+++ b/contrib/gitian/DOCKRUN.md
@@ -30,12 +30,6 @@ git clone https://github.com/monero-project/monero.git
 cd monero/contrib/gitian
 ```
 
-If you want Mac binaries included in your build, you need to obtain the MacOS SDK:
-
-```bash
-curl -O https://bitcoincore.org/depends-sources/sdks/MacOSX10.11.sdk.tar.gz
-```
-
 Other User Preparation
 ----------------------
 
diff --git a/contrib/gitian/README.md b/contrib/gitian/README.md
index 27f33831f..9852b07ba 100644
--- a/contrib/gitian/README.md
+++ b/contrib/gitian/README.md
@@ -165,15 +165,6 @@ popd
 Build the binaries
 ------------------
 
-**Note:** if you intend to build MacOS binaries, please follow [these instructions](https://github.com/bitcoin-core/docs/blob/master/gitian-building/gitian-building-mac-os-sdk.md) to get the required SDK.
-
-Currently working MacOS solution:
-
-```bash
-curl -O https://bitcoincore.org/depends-sources/sdks/MacOSX10.11.sdk.tar.gz
-mv MacOSX10.11.sdk.tar.gz builder/inputs
-```
-
 To build the most recent tag (pass in `--docker` if using docker):
 
 ```bash
diff --git a/contrib/gitian/dockrun.sh b/contrib/gitian/dockrun.sh
index 015c411fd..396db126b 100755
--- a/contrib/gitian/dockrun.sh
+++ b/contrib/gitian/dockrun.sh
@@ -53,11 +53,6 @@ docker build --pull -f ${TAG}.Dockerfile -t $TAG .
 
 cd ..
 docker run -v /var/run/docker.sock:/var/run/docker.sock -d --name gitrun $TAG
-if [ -f MacOSX10.11.sdk.tar.gz ]; then
-  docker cp MacOSX10.11.sdk.tar.gz gitrun:$WORKDIR/builder/inputs/
-else
-  echo "No MacOS SDK found, Mac builds will be omitted"
-fi
 
 fi
 
diff --git a/contrib/gitian/gitian-build.py b/contrib/gitian/gitian-build.py
index 6bf936958..859c2c645 100755
--- a/contrib/gitian/gitian-build.py
+++ b/contrib/gitian/gitian-build.py
@@ -59,9 +59,6 @@ def rebuild():
 
 
     for i in args.os:
-        if i is 'm' and args.nomac:
-            continue
-
         os_name = platforms[i][0]
         tag_name = platforms[i][1]
         suffix = platforms[i][2]
@@ -160,13 +157,6 @@ def main():
         if not 'LXC_GUEST_IP' in os.environ.keys():
             os.environ['LXC_GUEST_IP'] = '10.0.2.5'
 
-    # Disable MacOS build if no SDK found
-    args.nomac = False
-    if 'm' in args.os and not os.path.isfile('builder/inputs/MacOSX10.11.sdk.tar.gz'):
-        if args.build:
-            print('Cannot build for MacOS, SDK does not exist. Will build for other OSes')
-            args.nomac = True
-
     script_name = os.path.basename(sys.argv[0])
     # Signer and version shouldn't be empty
     if args.signer == '':
diff --git a/contrib/gitian/gitian-osx.yml b/contrib/gitian/gitian-osx.yml
index 3434861d2..b4929e822 100644
--- a/contrib/gitian/gitian-osx.yml
+++ b/contrib/gitian/gitian-osx.yml
@@ -26,11 +26,10 @@ packages:
 remotes:
 - "url": "https://github.com/monero-project/monero.git"
   "dir": "monero"
-files:
-- "MacOSX10.11.sdk.tar.gz"
+files: []
 script: |
   WRAP_DIR=$HOME/wrapped
-  HOSTS="x86_64-apple-darwin11"
+  HOSTS="x86_64-apple-darwin11 aarch64-apple-darwin11"
   FAKETIME_HOST_PROGS=""
   FAKETIME_PROGS="ar ranlib date dmg genisoimage python"
 
@@ -88,9 +87,6 @@ script: |
 
   BASEPREFIX=`pwd`/contrib/depends
 
-  mkdir -p ${BASEPREFIX}/SDKs
-  tar -C ${BASEPREFIX}/SDKs -xf ${BUILD_DIR}/MacOSX10.11.sdk.tar.gz
-
   # Build dependencies for each host
   export TAR_OPTIONS=--mtime=2000-01-01T12:00:00
   for i in $HOSTS; do
diff --git a/external/randomx b/external/randomx
index ae8e98b68..85c527a62 160000
--- a/external/randomx
+++ b/external/randomx
@@ -1 +1 @@
-Subproject commit ae8e98b681766f31d49ac562dd6974906156e07b
+Subproject commit 85c527a62301b7b8be89d941020308b1cb92b75c