diff --git a/.github/workflows/dotnet-core.yml b/.github/workflows/dotnet-core.yml
index 0f45beac..7afd9f62 100644
--- a/.github/workflows/dotnet-core.yml
+++ b/.github/workflows/dotnet-core.yml
@@ -26,146 +26,144 @@ jobs:
 
   build-linux-glibc:
     runs-on: ubuntu-latest
-    container:
-      image: ubuntu:16.04
     steps:
-      - name: Set up build environment
-        run: |
-          apt-get update && apt-get install -y build-essential
+      - name: Install Zig
+        uses: goto-bus-stop/setup-zig@869a4299cf8ac7db4ebffaec36ad82a682f88acb
+        with:
+          version: master
       - uses: actions/checkout@v3
-      - name: configure
-        run: ./configure --disable-dependency-tracking --prefix=$PWD/.libsodium-build
-      - name: make
-        run: make
-      - name: make check
-        run: make check
-      - name: make install
-        run: make install
-      - name: strip
-        run: strip --strip-all .libsodium-build/lib/libsodium.so
+      - name: build
+        run: |
+          zig build -Drelease-fast -Dtarget=x86_64-linux-gnu.2.17
+      - name: tests
+        run: cd zig-out/bin && ./run.sh
       - uses: actions/upload-artifact@v3
         with:
           name: build-linux-x64
-          path: .libsodium-build/lib/libsodium.so
-
-  build-linux-glibc-arm64:
-    runs-on: ubuntu-latest
-    container:
-      image: ubuntu:16.04
-      options: --privileged
-    steps:
-      - name: Set up build environment
-        run: |
-          export DEBIAN_FRONTEND=noninteractive
-          apt-get update && apt-get install -y build-essential qemu binfmt-support qemu-user-static qemu-system-arm gcc-aarch64-linux-gnu libc6-arm64-cross
-          dpkg --add-architecture arm64
-          update-binfmts --enable qemu-aarch64
-          update-binfmts --display
-          ln -s /usr/aarch64-linux-gnu/lib/ld-linux-aarch64.so.* /lib
-      - uses: actions/checkout@v3
-      - name: configure
-        run: ./configure --disable-dependency-tracking --prefix=$PWD/.libsodium-build --host=aarch64-linux-gnu
-      - name: make
-        run: make -j $(nproc)
-      - name: make check
-        run: |
-          env LD_LIBRARY_PATH=/usr/aarch64-linux-gnu/lib make check
-      - name: make install
-        run: make install
-      - name: strip
-        run: aarch64-linux-gnu-strip --strip-all .libsodium-build/lib/libsodium.so
-      - uses: actions/upload-artifact@v3
-        with:
-          name: build-linux-arm64
-          path: .libsodium-build/lib/libsodium.so
+          path: zig-out/lib/libsodium.so
 
   build-linux-glibc-arm:
     runs-on: ubuntu-latest
-    container:
-      image: ubuntu:16.04
-      options: --privileged
     steps:
-      - name: Set up build environment
+      - name: Install Zig
+        uses: goto-bus-stop/setup-zig@869a4299cf8ac7db4ebffaec36ad82a682f88acb
+        with:
+          version: master
+      - name: Fix ARM support
+        run: |
+          curl -L https://raw.githubusercontent.com/ziglang/zig/master/lib/libc/glibc/sysdeps/arm/arm-features.h | sudo tee /opt/hostedtoolcache/zig/zig-linux-x86_64-*/x64/lib/libc/glibc/sysdeps/arm/sysdep.h >/dev/null
+      - name: Set up emulation environment
         run: |
           export DEBIAN_FRONTEND=noninteractive
-          apt-get update && apt-get install -y build-essential qemu binfmt-support qemu-user-static qemu-system-arm gcc-arm-linux-gnueabihf libc6-armhf-cross
-          dpkg --add-architecture armhf
-          update-binfmts --enable qemu-arm
-          update-binfmts --display
-          ln -s /usr/arm-linux-gnueabihf/lib/ld-linux-armhf.so.* /lib
+          sudo apt-get update
+          sudo apt-get install -y build-essential qemu binfmt-support qemu-user-static qemu-system-arm gcc-arm-linux-gnueabihf libc6-armhf-cross
+          sudo dpkg --add-architecture armhf
+          sudo update-binfmts --enable qemu-arm
+          sudo update-binfmts --display
+          sudo ln -s /usr/arm-linux-gnueabihf/lib/ld-linux-armhf.so.* /lib
       - uses: actions/checkout@v3
-      - name: configure
-        run: ./configure --disable-dependency-tracking --prefix=$PWD/.libsodium-build --host=arm-linux-gnueabihf
-      - name: make
-        run: make -j $(nproc)
-      - name: make check
+      - name: build
         run: |
-          env LD_LIBRARY_PATH=/usr/arm-linux-gnueabihf/lib make check
-      - name: make install
-        run: make install
-      - name: strip
-        run: arm-linux-gnueabihf-strip --strip-all .libsodium-build/lib/libsodium.so
+          zig build -Drelease-fast -Dtarget=arm-linux-gnueabihf.2.23
+      - name: tests
+        run: |
+          cd zig-out/bin && env LD_LIBRARY_PATH=/usr/arm-linux-gnueabihf/lib ./run.sh
       - uses: actions/upload-artifact@v3
         with:
           name: build-linux-arm
-          path: .libsodium-build/lib/libsodium.so
+          path: zig-out/lib/libsodium.so
+
+  build-linux-glibc-arm64:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Install Zig
+        uses: goto-bus-stop/setup-zig@869a4299cf8ac7db4ebffaec36ad82a682f88acb
+        with:
+          version: master
+      - name: Set up emulation environment
+        run: |
+          export DEBIAN_FRONTEND=noninteractive
+          sudo apt-get update
+          sudo apt-get install -y qemu binfmt-support qemu-user-static qemu-system-arm gcc-aarch64-linux-gnu libc6-arm64-cross
+          sudo dpkg --add-architecture arm64
+          sudo update-binfmts --enable qemu-aarch64
+          sudo update-binfmts --display
+          sudo ln -s /usr/aarch64-linux-gnu/lib/ld-linux-aarch64.so.* /lib
+      - uses: actions/checkout@v3
+      - name: build
+        run: |
+          zig build -Drelease-fast -Dtarget=aarch64-linux-gnu.2.23
+      - name: tests
+        run: |
+          cd zig-out/bin && env LD_LIBRARY_PATH=/usr/aarch64-linux-gnu/lib ./run.sh
+      - uses: actions/upload-artifact@v3
+        with:
+          name: build-linux-arm64
+          path: zig-out/lib/libsodium.so
 
   build-linux-musl:
     runs-on: ubuntu-latest
     container:
-      image: alpine:latest
+      image: alpine:3.13
     steps:
       - name: Set up build environment
         run: |
           apk update
-          apk add alpine-sdk ca-certificates
+          apk add alpine-sdk ca-certificates xz
+      - name: Install Zig
+        uses: goto-bus-stop/setup-zig@869a4299cf8ac7db4ebffaec36ad82a682f88acb
+        with:
+          version: master
       - uses: actions/checkout@v3
-      - name: configure
-        run: ./configure --disable-dependency-tracking --prefix=$PWD/.libsodium-build
-      - name: make
-        run: make
-      - name: make check
-        run: make check
-      - name: make install
-        run: make install
-      - name: strip
-        run: strip --strip-all .libsodium-build/lib/libsodium.so
+      - name: build
+        run: |
+          zig build -Drelease-fast -Dtarget=x86_64-linux-musl
+      - name: tests
+        run: |
+          cd zig-out/bin && ./run.sh
       - uses: actions/upload-artifact@v3
         with:
           name: build-linux-musl-x64
-          path: .libsodium-build/lib/libsodium.so
+          path: zig-out/lib/libsodium.so
+
+  build-linux-musl-arm:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Install Zig
+        uses: goto-bus-stop/setup-zig@869a4299cf8ac7db4ebffaec36ad82a682f88acb
+        with:
+          version: master
+      - uses: actions/checkout@v3
+      - name: build
+        run: |
+          zig build -Drelease-fast -Dtarget=arm-linux-musleabihf
+      - uses: actions/upload-artifact@v3
+        with:
+          name: build-linux-musl-arm
+          path: zig-out/lib/libsodium.so
 
   build-linux-musl-arm64:
     runs-on: ubuntu-latest
-    container:
-      image: alpine:latest
     steps:
-      - name: Set up build environment
-        run: |
-          apk update
-          apk add alpine-sdk ca-certificates
+      - name: Install Zig
+        uses: goto-bus-stop/setup-zig@869a4299cf8ac7db4ebffaec36ad82a682f88acb
+        with:
+          version: master
       - uses: actions/checkout@v3
-      - name: configure
-        run: ./configure --disable-dependency-tracking --prefix=$PWD/.libsodium-build --host=aarch64-linux-gnu
-      - name: make
-        run: make
-      - name: make check
-        run: make check
-      - name: make install
-        run: make install
-      - name: strip
-        run: strip --strip-all .libsodium-build/lib/libsodium.so
+      - name: build
+        run: |
+          zig build -Drelease-fast -Dtarget=aarch64-linux-musl
       - uses: actions/upload-artifact@v3
         with:
           name: build-linux-musl-arm64
-          path: .libsodium-build/lib/libsodium.so
+          path: zig-out/lib/libsodium.so
 
   build-macos-x64:
-    runs-on: macos-11
+    runs-on: macos-latest
     steps:
       - uses: actions/checkout@v3
       - name: configure
-        run: env CFLAGS="-Ofast -arch x86_64 -mmacosx-version-min=10.10" LDFLAGS="-arch x86_64 -mmacosx-version-min=10.10" ./configure --host=arm-apple-darwin20 --prefix=$PWD/.libsodium-build
+        run: env CFLAGS="-Ofast -arch x86_64 -mmacosx-version-min=10.13" LDFLAGS="-arch x86_64 -mmacosx-version-min=10.13" ./configure --host=arm-apple-darwin20 --prefix=$PWD/.libsodium-build
       - name: make
         run: make
       - name: make check
@@ -178,11 +176,11 @@ jobs:
           path: .libsodium-build/lib/libsodium.dylib
 
   build-macos-arm64:
-    runs-on: macos-11
+    runs-on: macos-latest
     steps:
       - uses: actions/checkout@v3
       - name: configure
-        run: env CFLAGS="-Ofast -arch arm64 -mmacosx-version-min=10.10" LDFLAGS="-arch arm64 -mmacosx-version-min=10.10" ./configure --host=arm-apple-darwin20 --prefix=$PWD/.libsodium-build
+        run: env CFLAGS="-Ofast -arch arm64 -mmacosx-version-min=10.13" LDFLAGS="-arch arm64 -mmacosx-version-min=10.13" ./configure --host=arm-apple-darwin20 --prefix=$PWD/.libsodium-build
       - name: make
         run: make
       - name: make install
@@ -200,6 +198,7 @@ jobs:
       - build-linux-glibc-arm
       - build-linux-glibc-arm64
       - build-linux-musl
+      - build-linux-musl-arm
       - build-linux-musl-arm64
       - build-macos-x64
       - build-macos-arm64
@@ -235,6 +234,10 @@ jobs:
         with:
           name: build-linux-musl-x64
           path: .libsodium-pack/runtimes/linux-musl-x64/native/
+      - uses: actions/download-artifact@v3
+        with:
+          name: build-linux-musl-arm
+          path: .libsodium-pack/runtimes/linux-musl-arm/native/
       - uses: actions/download-artifact@v3
         with:
           name: build-linux-musl-arm64