diff --git a/.github/workflows/macos-10.15-compile.yml b/.github/workflows/macos-10.15-compile.yml
deleted file mode 100644
index 4ad1ad72..00000000
--- a/.github/workflows/macos-10.15-compile.yml
+++ /dev/null
@@ -1,39 +0,0 @@
-name: MacOS-10.15 x86-64 Compile
-
-on: [push,workflow_dispatch,workflow_call]
-
-jobs:
-  build:
-
-    runs-on: macos-10.15
-
-    steps:
-    - name: Check out repository
-      uses: actions/checkout@v3
-      with:      
-        submodules: 'recursive'
-    - name: Compile OpenSSL
-      run: |
-        git clone https://github.com/openssl/openssl openssl_1_1_1
-        cd openssl_1_1_1
-        git checkout OpenSSL_1_1_1-stable
-        ./Configure --prefix=/usr/local/macos darwin64-x86_64-cc -static -mmacosx-version-min=10.15
-        make build_libs -j4
-
-    - name: Build all
-      run: |
-        rootPath=`pwd`
-        mkdir build
-        cd build
-        cmake -DOPENSSL_FOUND=1 -DOPENSSL_INCLUDE_DIR=$rootPath/openssl_1_1_1/include -DOPENSSL_CRYPTO_LIBRARY=$rootPath/openssl_1_1_1/libcrypto.a -DCMAKE_OSX_DEPLOYMENT_TARGET:STRING=10.15 -DCMAKE_CXX_FLAGS="-stdlib=libc++" -DCMAKE_BUILD_TYPE=Release ..
-        make -j4
-
-    - name: Find & copy binaries
-      run: |
-        rsync -r --exclude 'CMakeFiles' --exclude 'Makefile' --exclude '*.a' --exclude '*.cmake' --exclude 'third-party' --exclude 'test-*' --exclude '*.cc' --exclude '*.json' --exclude '*.txt' build/* artifacts/
-
-    - name: Upload artifacts
-      uses: actions/upload-artifact@master
-      with:
-        name: ton-macos-binaries
-        path: artifacts
diff --git a/.github/workflows/macos-11.7-compile.yml b/.github/workflows/macos-11.7-compile.yml
new file mode 100644
index 00000000..a64f7801
--- /dev/null
+++ b/.github/workflows/macos-11.7-compile.yml
@@ -0,0 +1,58 @@
+name: MacOS 11.7 Big Sur x86-64 Compile
+
+on: [push,workflow_dispatch,workflow_call]
+
+jobs:
+  build:
+
+    runs-on: macos-11
+
+    steps:
+    - name: Check out repository
+      uses: actions/checkout@v3
+      with:      
+        submodules: 'recursive'
+    - name: Compile OpenSSL
+      run: |
+        git clone https://github.com/openssl/openssl openssl_1_1_1
+        cd openssl_1_1_1
+        git checkout OpenSSL_1_1_1-stable
+        ./Configure --prefix=/usr/local/macos darwin64-x86_64-cc -static -mmacosx-version-min=11.7
+        make build_libs -j4
+
+    - name: Build all
+      run: |
+        export NONINTERACTIVE=1
+        brew install ninja
+        rootPath=`pwd`
+        mkdir build
+        cd build
+        cmake -GNinja -DOPENSSL_FOUND=1 -DOPENSSL_INCLUDE_DIR=$rootPath/openssl_1_1_1/include -DOPENSSL_CRYPTO_LIBRARY=$rootPath/openssl_1_1_1/libcrypto.a -DCMAKE_OSX_DEPLOYMENT_TARGET:STRING=11.7 -DCMAKE_CXX_FLAGS="-stdlib=libc++" -DCMAKE_BUILD_TYPE=Release ..
+        ninja fift func tonlib tonlibjson tonlib-cli validator-engine lite-client pow-miner validator-engine-console generate-random-id json2tlo dht-server http-proxy rldp-http-proxy adnl-proxy create-state create-hardfork
+
+    - name: Find & copy binaries
+      run: |
+        mkdir artifacts
+        cp build/crypto/fift artifacts/
+        cp build/crypto/func artifacts/
+        cp build/crypto/create-state artifacts/
+        cp build/validator-engine-console/validator-engine-console artifacts/ 
+        cp build/tonlib/tonlib-cli artifacts/
+        cp build/tonlib/libtonlibjson.0.5.dylib artifacts/ 
+        cp build/http/http-proxy artifacts/
+        cp build/rldp-http-proxy/rldp-http-proxy artifacts/
+        cp build/dht-server/dht-server artifacts/
+        cp build/lite-client/lite-client artifacts/
+        cp build/validator-engine/validator-engine artifacts/
+        cp build/utils/generate-random-id artifacts/
+        cp build/utils/json2tlo artifacts/
+        cp build/adnl/adnl-proxy artifacts/
+        rsync -r crypto/smartcont artifacts/
+        rsync -r crypto/fift/lib artifacts/
+        ls -laRt artifacts
+
+    - name: Upload artifacts
+      uses: actions/upload-artifact@master
+      with:
+        name: ton-macos-11.7
+        path: artifacts
diff --git a/.github/workflows/macos-12.6-compile.yml b/.github/workflows/macos-12.6-compile.yml
new file mode 100644
index 00000000..02e3c6cd
--- /dev/null
+++ b/.github/workflows/macos-12.6-compile.yml
@@ -0,0 +1,58 @@
+name: MacOS 12.6 Monterey x86-64 Compile
+
+on: [push,workflow_dispatch,workflow_call]
+
+jobs:
+  build:
+
+    runs-on: macos-12
+
+    steps:
+    - name: Check out repository
+      uses: actions/checkout@v3
+      with:      
+        submodules: 'recursive'
+    - name: Compile OpenSSL
+      run: |
+        git clone https://github.com/openssl/openssl openssl_1_1_1
+        cd openssl_1_1_1
+        git checkout OpenSSL_1_1_1-stable
+        ./Configure --prefix=/usr/local/macos darwin64-x86_64-cc -static -mmacosx-version-min=12.6
+        make build_libs -j4
+
+    - name: Build all
+      run: |
+        export NONINTERACTIVE=1
+        brew install ninja
+        rootPath=`pwd`
+        mkdir build
+        cd build
+        cmake -GNinja -DOPENSSL_FOUND=1 -DOPENSSL_INCLUDE_DIR=$rootPath/openssl_1_1_1/include -DOPENSSL_CRYPTO_LIBRARY=$rootPath/openssl_1_1_1/libcrypto.a -DCMAKE_OSX_DEPLOYMENT_TARGET:STRING=12.6 -DCMAKE_CXX_FLAGS="-stdlib=libc++" -DCMAKE_BUILD_TYPE=Release ..
+        ninja fift func tonlib tonlibjson tonlib-cli validator-engine lite-client pow-miner validator-engine-console generate-random-id json2tlo dht-server http-proxy rldp-http-proxy adnl-proxy create-state create-hardfork
+
+    - name: Find & copy binaries
+      run: |
+        mkdir artifacts
+        cp build/crypto/fift artifacts/
+        cp build/crypto/func artifacts/
+        cp build/crypto/create-state artifacts/
+        cp build/validator-engine-console/validator-engine-console artifacts/ 
+        cp build/tonlib/tonlib-cli artifacts/
+        cp build/tonlib/libtonlibjson.0.5.dylib artifacts/ 
+        cp build/http/http-proxy artifacts/
+        cp build/rldp-http-proxy/rldp-http-proxy artifacts/
+        cp build/dht-server/dht-server artifacts/
+        cp build/lite-client/lite-client artifacts/
+        cp build/validator-engine/validator-engine artifacts/
+        cp build/utils/generate-random-id artifacts/
+        cp build/utils/json2tlo artifacts/
+        cp build/adnl/adnl-proxy artifacts/
+        rsync -r crypto/smartcont artifacts/
+        rsync -r crypto/fift/lib artifacts/
+        ls -laRt artifacts
+
+    - name: Upload artifacts
+      uses: actions/upload-artifact@master
+      with:
+        name: ton-macos-12.6
+        path: artifacts