diff --git a/.github/workflows/branchbuild.yml b/.github/workflows/branchbuild.yml
deleted file mode 100644
index 765d2dc6..00000000
--- a/.github/workflows/branchbuild.yml
+++ /dev/null
@@ -1,223 +0,0 @@
-name: Test Build
-
-on:
-  push:
-    paths-ignore:
-      - 'docs/**'
-  pull_request:
-
-jobs:
-  no_cython_install:
-    name: "Test install with generated cython files"
-    runs-on: "ubuntu-latest"
-
-    steps:
-      - uses: "actions/checkout@v6"
-        with:
-          submodules: 'true'
-
-      - uses: "actions/setup-python@v6"
-        with:
-          python-version: "3.13"
-
-      - name: Install dependencies
-        run: |
-          python -m pip install --upgrade pip
-          pip install Cython
-
-      - name: Generate cython
-        run: |
-          chmod +x ./tools/generate_cython.sh
-          ./tools/generate_cython.sh
-
-      - name: build
-        run: |
-          git apply ./tools/sdist.patch
-          pip install build; python -m build --sdist
-          # test whether tarball contains all files required for compiling
-          pip install dist/rapidfuzz-*.tar.gz -v
-
-      - name: Install testing dependencies
-        run: |
-          pip install pytest hypothesis pandas
-
-      - name: Test with pytest
-        run: |
-          pytest tests
-
-  system_install:
-    name: "Test installation using system supplied libs"
-    runs-on: "ubuntu-latest"
-
-    steps:
-      - uses: "actions/checkout@v6"
-
-      - uses: "actions/setup-python@v6"
-        with:
-          python-version: "3.13"
-
-      - name: Install rapidfuzz-cpp
-        run: |
-          git clone https://github.com/rapidfuzz/rapidfuzz-cpp.git
-          cd rapidfuzz-cpp
-          git checkout v3.3.3
-          mkdir build && cd build
-          cmake .. -DCMAKE_BUILD_TYPE=Release
-          cmake --build .
-          sudo cmake --build . --target install
-
-      - name: Install taskflow
-        run: |
-          git clone https://github.com/taskflow/taskflow.git
-          cd taskflow
-          git checkout v3.3.0
-          mkdir build && cd build
-          cmake .. -DTF_BUILD_TESTS=0 -DTF_BUILD_EXAMPLES=0
-          cmake --build .
-          sudo cmake --build . --target install
-
-      - name: build
-        run: |
-          pip install . -v
-
-      - name: Install testing dependencies
-        run: |
-          python -m pip install --upgrade pip
-          pip install pytest hypothesis pandas
-
-      - name: Test with pytest
-        run: |
-          pytest tests
-
-  system_install2:
-    name: "Test installation using newest version of Taskflow"
-    runs-on: "ubuntu-latest"
-
-    steps:
-      - uses: "actions/checkout@v6"
-
-      - uses: "actions/setup-python@v6"
-        with:
-          python-version: "3.13"
-
-      - name: Install rapidfuzz-cpp
-        run: |
-          git clone https://github.com/rapidfuzz/rapidfuzz-cpp.git
-          cd rapidfuzz-cpp
-          git checkout v3.3.3
-          mkdir build && cd build
-          cmake .. -DCMAKE_BUILD_TYPE=Release
-          cmake --build .
-          sudo cmake --build . --target install
-
-      - name: Install taskflow
-        run: |
-          git clone https://github.com/taskflow/taskflow.git
-          cd taskflow
-          git checkout v3.6.0
-          mkdir build && cd build
-          cmake .. -DTF_BUILD_TESTS=0 -DTF_BUILD_EXAMPLES=0
-          cmake --build .
-          sudo cmake --build . --target install
-
-      - name: build
-        run: |
-          pip install . -v
-
-      - name: Install testing dependencies
-        run: |
-          python -m pip install --upgrade pip
-          pip install pytest hypothesis pandas
-
-      - name: Test with pytest
-        run: |
-          pytest tests
-
-  tests:
-    name: "Python ${{ matrix.python-version }}"
-    runs-on: ${{matrix.os}}
-    strategy:
-      fail-fast: false
-      matrix:
-        python-version: ["3.10", "3.11", "3.12", "3.13", "3.13t", "3.14", "3.14t"]
-        os: [ubuntu-latest, ubuntu-24.04-arm, windows-latest, windows-11-arm, macos-15-intel, macos-14]
-        exclude:
-          - python-version: "3.10"
-            os: windows-11-arm
-
-    steps:
-      - uses: "actions/checkout@v6"
-        with:
-          submodules: 'true'
-      - uses: "actions/setup-python@v6"
-        with:
-          allow-prereleases: true
-          python-version: "${{ matrix.python-version }}"
-
-      - name: build
-        run: |
-          pip install . -v
-
-      - name: Install testing dependencies
-        run: |
-          python -m pip install --upgrade pip
-          pip install pytest hypothesis pandas mypy pyright==1.1.400 pyinstaller[hook_testing]
-
-      - name: Test type stubs
-        run: |
-          python tools/test_scorer_typing.py
-          python -m mypy tools/test_process_typing.py --warn-unused-ignores
-          python -m pyright -p tools/pyrightconfig.json tools/test_process_typing.py
-
-      - name: Test with pytest and backtrace in case of SegFault
-        if: runner.os == 'Linux'
-        run: |
-          sudo apt update && sudo apt install systemd-coredump
-          tools/seg_wrapper.sh pytest tests
-
-      - name: Test with pytest
-        if: runner.os != 'Linux'
-        run: |
-          pytest tests
-
-      - name: test pyinstaller packaging
-        run: |
-          python -m PyInstaller.utils.run_tests --include_only rapidfuzz.
-
-      - name: test cx_freeze packaging
-        if: matrix.python-version != '3.13' && matrix.python-version != '3.13t' && matrix.python-version != '3.14' && matrix.python-version != '3.14t'
-        working-directory: tests/freezeTools
-        run: |
-          pip install cx_freeze
-          cxfreeze --script script.py --target-dir cxfreezeDist
-          ./cxfreezeDist/script
-
-  # validate sse2 code on gcc
-  sde_tests:
-    name: "Test sse2 code on Linux (gcc)"
-    runs-on: ubuntu-latest
-    steps:
-      - uses: "actions/checkout@v6"
-        with:
-          submodules: 'true'
-
-      - uses: "actions/checkout@v6"
-        with:
-          repository: rapidfuzz/intel-sde
-          path: sde
-
-      - uses: "actions/setup-python@v6"
-        with:
-          python-version: "3.13"
-
-      - name: build
-        run: |
-          pip install . -v
-
-      - name: Install testing dependencies
-        run: |
-          python -m pip install --upgrade pip
-          pip install pytest hypothesis pandas mypy
-
-      - name: Test on nehalem which does not support avx2
-        run: ./sde/sde -nhm -- pytest tests
diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
deleted file mode 100644
index fa5fff09..00000000
--- a/.github/workflows/coverage.yml
+++ /dev/null
@@ -1,46 +0,0 @@
-name: Coverage of Test Build
-
-on:
-  push:
-    paths-ignore:
-      - 'docs/**'
-
-jobs:
-  tests:
-    name: "Generate coverage report for tests"
-    runs-on: ubuntu-latest
-    steps:
-      - uses: "actions/checkout@v6"
-        with:
-          submodules: 'true'
-      - uses: "actions/setup-python@v6"
-        with:
-          python-version: "3.11"
-
-      - name: Install dependencies
-        run: |
-          python -m pip install --upgrade pip
-          pip install pytest hypothesis pandas coverage cython
-
-      - name: Generate cython
-        run: |
-          chmod +x ./tools/generate_cython.sh
-          ./tools/generate_cython.sh --linetrace
-
-      # for cython tests inplace installation is required
-      - name: build
-        run: CMAKE_ARGS=-DRAPIDFUZZ_ENABLE_COVERAGE=1 pip install -e . -v
-
-      - name: Test with pytest and generate coverage info
-        run: |
-          PYTHONPATH=$(pwd)/src coverage run -m pytest tests
-          coverage xml
-          coverage report
-
-      - uses: codecov/codecov-action@v6
-        with:
-          token: ${{ secrets.CODECOV_TOKEN }}
-          files: ./coverage.xml
-          flags: unittests
-          fail_ci_if_error: true
-          verbose: true
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
deleted file mode 100644
index 79689532..00000000
--- a/.github/workflows/docs.yml
+++ /dev/null
@@ -1,52 +0,0 @@
-name: Build docs
-
-on:
-  push:
-    branches:
-    - main
-
-  workflow_dispatch:
-
-# Sets permissions of the GITHUB_TOKEN to allow deployment to GitHub Pages
-permissions:
-  contents: read
-  pages: write
-  id-token: write
-
-# Allow one concurrent deployment
-concurrency:
-  group: "pages"
-  cancel-in-progress: true
-
-jobs:
-  build:
-    runs-on: [ubuntu-latest]
-    steps:
-      - uses: actions/checkout@v6
-        with:
-          submodules: 'true'
-      - uses: actions/setup-python@v6
-
-      - name: Install dependencies
-        run: |
-          python -m pip install -r docs/requirements.txt
-          python -m pip install .
-
-      - name: Build Site
-        run: sphinx-build -b html docs build/html
-
-      - name: Upload artifact
-        uses: actions/upload-pages-artifact@v5
-        with:
-          path: "build/html"
-
-  deploy:
-    environment:
-      name: github-pages
-      url: ${{ steps.deployment.outputs.page_url }}
-    runs-on: ubuntu-latest
-    needs: build
-    steps:
-      - name: Deploy to GitHub Pages
-        id: deployment
-        uses: actions/deploy-pages@v5
diff --git a/.github/workflows/nanvix-ci.yml b/.github/workflows/nanvix-ci.yml
new file mode 100644
index 00000000..0ce155a7
--- /dev/null
+++ b/.github/workflows/nanvix-ci.yml
@@ -0,0 +1,56 @@
+# Copyright(c) The Maintainers of Nanvix.
+# Licensed under the MIT License.
+
+name: Nanvix CI
+
+on:
+  schedule:
+    - cron: "0 13 * * *"
+  push:
+    branches: ["nanvix/**"]
+  pull_request:
+    branches: ["nanvix/**"]
+  workflow_dispatch:
+
+permissions:
+  contents: write
+  actions: write
+  issues: write
+  pull-requests: write
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref_name || github.ref || 'default' }}
+  cancel-in-progress: true
+
+jobs:
+  ci:
+    if: github.event_name != 'schedule' && github.event_name != 'workflow_dispatch'
+    uses: nanvix/workflows/.github/workflows/nanvix-ci.yml@v2.0.0
+    with:
+      zutil-version: "v0.8.2"
+      docker-image: "ghcr.io/nanvix/toolchain-python:latest"
+      platforms: '["microvm"]'
+      memory-sizes: '["256mb"]'
+      windows-matrix-exclude: '[]'
+      skip-full-test-modes: '[]'
+      caller-event-name: ${{ github.event_name }}
+      windows-test: false
+    secrets:
+      GH_TOKEN: ${{ secrets.GH_TOKEN || secrets.GITHUB_TOKEN }}
+      DISPATCH_TOKEN: ${{ secrets.DISPATCH_TOKEN }}
+
+  ci-scheduled:
+    if: github.event_name == 'schedule' || github.event_name == 'workflow_dispatch'
+    uses: nanvix/workflows/.github/workflows/nanvix-ci.yml@v2.0.0
+    with:
+      zutil-version: "v0.8.2"
+      docker-image: "ghcr.io/nanvix/toolchain-python:latest"
+      platforms: '["microvm"]'
+      memory-sizes: '["256mb"]'
+      windows-matrix-exclude: '[]'
+      skip-full-test-modes: '[]'
+      caller-event-name: 'schedule'
+      windows-test: false
+    secrets:
+      GH_TOKEN: ${{ secrets.GH_TOKEN || secrets.GITHUB_TOKEN }}
+      DISPATCH_TOKEN: ${{ secrets.DISPATCH_TOKEN }}
diff --git a/.github/workflows/releasebuild.yml b/.github/workflows/releasebuild.yml
deleted file mode 100644
index c98be29d..00000000
--- a/.github/workflows/releasebuild.yml
+++ /dev/null
@@ -1,191 +0,0 @@
-name: Full Build
-
-on:
-  release:
-    types:
-      - published
-
-  workflow_dispatch:
-
-jobs:
-  build_sdist:
-    name: Build source distribution
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v6
-        with:
-          submodules: 'true'
-      - uses: actions/setup-python@v6
-        with:
-          python-version: "3.11"
-
-      - name: Install dependencies
-        run: |
-          python -m pip install --upgrade pip
-          pip install pytest hypothesis pandas mypy Cython
-
-      # The cythonized files allow installation from the sdist without cython
-      - name: Generate cython
-        run: |
-          chmod +x ./tools/generate_cython.sh
-          ./tools/generate_cython.sh
-
-      - name: Build sdist
-        run: |
-          git apply ./tools/sdist.patch
-          pip install build
-          python -m build --sdist
-          # test whether tarball contains all files required for compiling
-          pip install dist/rapidfuzz-*.tar.gz -v
-
-      #- name: Test type stubs
-      #  # prevent import from rapidfuzz
-      #  working-directory: .github
-      #  run: |
-      #    python -m mypy.stubtest rapidfuzz --ignore-missing-stub
-
-      - name: Test with pytest and backtrace in case of SegFault
-        run: |
-          tools/seg_wrapper.sh pytest tests
-
-      - uses: actions/upload-artifact@v7
-        with:
-          name: artifact-sdist
-          path: dist/*.tar.gz
-
-  build_wheels:
-    name: Build wheel for ${{ matrix.os }}
-    needs: [build_sdist]
-    runs-on: ${{ matrix.runs-on }}
-    strategy:
-      fail-fast: false
-      matrix:
-        include:
-          - os: linux-intel
-            runs-on: ubuntu-latest
-          - os: linux-arm
-            runs-on: ubuntu-24.04-arm
-          - os: linux-riscv64
-            runs-on: ubuntu-24.04-riscv
-            archs: riscv64
-          - os: linux-s390x
-            runs-on: ubuntu-24.04-s390x
-            archs: s390x
-          - os: linux-ppc64le
-            runs-on: ubuntu-24.04-ppc64le
-            archs: ppc64le
-          - os: windows-intel
-            runs-on: windows-latest
-          - os: windows-arm
-            runs-on: windows-11-arm
-          - os: macos-intel
-            # macos-15-intel is the last x86_64 runner
-            runs-on: macos-15-intel
-          - os: macos-arm
-            # macos-14+ (including latest) are ARM64 runners
-            runs-on: macos-latest
-          #- os: android-intel
-          #  runs-on: ubuntu-latest
-          #  platform: android
-          #- os: android-arm
-          #  # GitHub Actions doesn't currently support the Android emulator on any ARM
-          #  # runner. So we build on a non-ARM runner, which will skip the tests.
-          #  runs-on: ubuntu-latest
-          #  platform: android
-          #  archs: arm64_v8a
-          #- os: ios
-          #  runs-on: macos-latest
-          #  platform: ios
-          # no official wheel support on pypi
-          #- os: pyodide
-          #  runs-on: ubuntu-latest
-          #  platform: pyodide
-
-    steps:
-      - uses: actions/download-artifact@v8
-        with:
-          name: artifact-sdist
-          path: dist
-
-      - name: Copy wheel
-        shell: bash
-        run: cp dist/*.tar.gz rapidfuzz.tar.gz
-
-      - uses: IBM/setup-python-pz@291287e36d7c893a50c857d8bc014d67edd58ada
-        if: matrix.archs == 'ppc64le' || matrix.archs == 's390x'
-        with:
-          python-version: '3.11'
-
-      - name: Build wheels
-        if: matrix.archs != 'ppc64le' && matrix.archs != 's390x'
-        uses: pypa/cibuildwheel@v3.4.1
-        env:
-          CIBW_PLATFORM: ${{ matrix.platform || 'auto' }}
-          CIBW_ARCHS: ${{ matrix.archs || 'auto' }}
-        with:
-          package-dir: rapidfuzz.tar.gz
-          output-dir: wheelhouse
-      
-      - name: Build Wheel (ppc64le and s390x)
-        if: matrix.archs == 'ppc64le' || matrix.archs =='s390x'
-        env:
-          CIBW_PLATFORM: linux
-          CIBW_ARCHS: ${{ matrix.archs }}
-        run: |
-          python -m pip install cibuildwheel==3.4.1
-          python -m cibuildwheel --output-dir wheelhouse rapidfuzz.tar.gz
-
-      - uses: actions/upload-artifact@v7
-        with:
-          name: artifact-${{ matrix.os }}-${{ strategy.job-index }}
-          path: ./wheelhouse/*.whl
-
-  build_wheels_pyodide:
-    name: Build wheels on ubuntu-latest/pyodide
-    needs: [build_sdist]
-    runs-on: ubuntu-latest
-
-    steps:
-      - uses: actions/download-artifact@v8
-        with:
-          name: artifact-sdist
-          path: dist
-
-      - name: Copy wheel
-        run: cp dist/*.tar.gz rapidfuzz.tar.gz
-
-      - name: Build wheels
-        if: matrix.archs != 'riscv64'
-        uses: pypa/cibuildwheel@v3.4.1
-        env:
-          CIBW_PLATFORM: pyodide
-          CIBW_ARCHS: auto
-        with:
-          package-dir: rapidfuzz.tar.gz
-          output-dir: wheelhouse
-
-      - name: Upload wheels
-        uses: actions/upload-artifact@v7
-        with:
-          name: pyodide-wheel
-          path: ./wheelhouse/*.whl
-
-
-  deploy-wheels:
-    if: github.event_name == 'release' && github.event.action == 'published'
-    needs: [build_wheels]
-    name: deploy wheels to pypi
-    runs-on: ubuntu-latest
-    environment: pypi-release
-    permissions:
-      id-token: write
-    steps:
-      - uses: actions/download-artifact@v8
-        with:
-          path: dist
-          pattern: artifact-*
-          merge-multiple: true
-
-      - uses: pypa/gh-action-pypi-publish@v1.14.0
-        with:
-          verbose: true
diff --git a/.github/workflows/submodule.yml b/.github/workflows/submodule.yml
deleted file mode 100644
index 28f6ee53..00000000
--- a/.github/workflows/submodule.yml
+++ /dev/null
@@ -1,33 +0,0 @@
-name: Submodule Test
-
-on:
-  push:
-    paths-ignore:
-      - 'docs/**'
-
-jobs:
-  tests:
-    name: "test if submodules are up to date"
-    runs-on: ubuntu-latest
-
-    steps:
-      - uses: "actions/checkout@v6"
-        with:
-          submodules: 'true'
-      # checkout never fetches tags for submodules so do it manually
-      - name: fetch submodule tags
-        run: |
-          git submodule foreach --recursive 'git fetch --tags'
-
-      - uses: "actions/setup-python@v6"
-        with:
-          python-version: "3.11"
-
-      - name: Install dependencies
-        run: |
-          python -m pip install --upgrade pip
-          pip install GitPython
-
-      - name: test submodule version
-        run: |
-          python tools/test_submodules.py
diff --git a/.nanvix/nanvix.toml b/.nanvix/nanvix.toml
new file mode 100644
index 00000000..d69956fb
--- /dev/null
+++ b/.nanvix/nanvix.toml
@@ -0,0 +1,10 @@
+[package]
+name = "rapidfuzz"
+version = "3.14.5"
+nanvix-version = "0.12.552"
+
+[builds]
+[builds.matrix]
+platforms = ["microvm"]
+modes = ["standalone"]
+memory = ["256mb"]
diff --git a/.nanvix/z.py b/.nanvix/z.py
new file mode 100644
index 00000000..b08b4c11
--- /dev/null
+++ b/.nanvix/z.py
@@ -0,0 +1,86 @@
+# Copyright(c) The Maintainers of Nanvix.
+# Licensed under the MIT License.
+
+"""Nanvix build script for rapidfuzz C++ extensions.
+
+Usage:
+    ./z setup      # Download Nanvix sysroot and CPython headers
+    ./z build      # Cross-compile rapidfuzz C++ extensions
+    ./z test       # (no-op — tested via nanvix-python)
+    ./z release    # Package librapidfuzz.a release tarball
+    ./z clean      # Remove build artifacts
+    ./z distclean  # Deep clean
+"""
+
+import os
+import shutil
+import sys
+from pathlib import Path
+
+from nanvix_zutil import ZScript, log
+
+
+class RapidfuzzBuild(ZScript):
+    """Build script for nanvix/RapidFuzz."""
+
+    SYSROOT_REQUIRED_FILES: tuple[str, ...] = (
+        "lib/libposix.a",
+        "lib/user.ld",
+    )
+
+    @property
+    def _nanvix_port_dir(self) -> Path:
+        return self.repo_root / "nanvix-port"
+
+    @property
+    def _dist_dir(self) -> Path:
+        return self._nanvix_port_dir / "dist"
+
+    def setup(self) -> bool:
+        ok = super().setup()
+        if not ok:
+            return False
+        log.info("setup complete")
+        return True
+
+    def build(self) -> None:
+        log.info("cross-compiling rapidfuzz C++ extensions...")
+        script = self._nanvix_port_dir / "build-nanvix.sh"
+        if not script.is_file():
+            log.error(f"build script not found: {script}")
+            sys.exit(1)
+
+        self.run("bash", "nanvix-port/build-nanvix.sh")
+
+        lib = self._dist_dir / "librapidfuzz.a"
+        if lib.is_file():
+            log.info(f"build complete: {lib} ({lib.stat().st_size // 1024} KB)")
+        else:
+            log.error("build failed: librapidfuzz.a not found")
+            sys.exit(1)
+
+    def test(self) -> None:
+        log.info("rapidfuzz extensions are tested via nanvix-python — skipping")
+
+    def release(self) -> None:
+        import tarfile
+
+        lib = self._dist_dir / "librapidfuzz.a"
+        if not lib.is_file():
+            log.error("librapidfuzz.a not found — run ./z build first")
+            sys.exit(1)
+
+        platform = os.environ.get("NANVIX_MACHINE", "microvm")
+        memory = os.environ.get("NANVIX_MEMORY_SIZE", "256mb")
+        tag = f"rapidfuzz-{platform}-standalone-{memory}"
+        tarball = self._dist_dir / f"{tag}.tar.gz"
+
+        with tarfile.open(tarball, "w:gz") as tf:
+            tf.add(lib, arcname=f"{tag}/lib/librapidfuzz.a")
+
+        log.info(f"release: {tarball} ({tarball.stat().st_size // 1024} KB)")
+
+    def clean(self) -> None:
+        if self._dist_dir.is_dir():
+            shutil.rmtree(self._dist_dir)
+            log.info("cleaned dist/")
diff --git a/nanvix-port/build-nanvix.sh b/nanvix-port/build-nanvix.sh
new file mode 100755
index 00000000..57b32716
--- /dev/null
+++ b/nanvix-port/build-nanvix.sh
@@ -0,0 +1,54 @@
+#!/usr/bin/env bash
+# Copyright(c) The Maintainers of Nanvix.
+# Licensed under the MIT License.
+#
+# Cross-compile rapidfuzz C++ extensions for Nanvix (i686).
+# Produces dist/librapidfuzz.a containing all extension modules.
+
+set -euo pipefail
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+REPO_ROOT="$(cd "$SCRIPT_DIR/.." && pwd)"
+DIST_DIR="$SCRIPT_DIR/dist"
+
+TOOLCHAIN="${NANVIX_TOOLCHAIN:-/opt/nanvix}"
+CXX="${TOOLCHAIN}/bin/i686-nanvix-g++"
+AR="${TOOLCHAIN}/bin/i686-nanvix-ar"
+
+CPYTHON_HEADERS="$SCRIPT_DIR/cpython-headers"
+
+CXXFLAGS="-O2 -fPIC -std=c++17 -DNDEBUG -fpermissive"
+CXXFLAGS="$CXXFLAGS -I${CPYTHON_HEADERS}"
+CXXFLAGS="$CXXFLAGS -I${REPO_ROOT}/src/rapidfuzz"
+CXXFLAGS="$CXXFLAGS -I${REPO_ROOT}/extern/rapidfuzz-cpp/rapidfuzz"
+
+mkdir -p "$DIST_DIR/obj"
+
+echo "[rapidfuzz] Cross-compiling C++ extensions for i686-nanvix..."
+
+# Compile each extension module
+SOURCES=(
+    "$REPO_ROOT/src/rapidfuzz/utils.cpp"
+    "$REPO_ROOT/src/rapidfuzz/fuzz.cpp"
+    "$REPO_ROOT/src/rapidfuzz/fuzz_sse2.cpp"
+    "$REPO_ROOT/src/rapidfuzz/FeatureDetector/CpuInfo.cpp"
+    "$REPO_ROOT/src/rapidfuzz/distance/_initialize.cpp"
+    "$REPO_ROOT/src/rapidfuzz/distance/metrics.cpp"
+    "$REPO_ROOT/src/rapidfuzz/distance/metrics_sse2.cpp"
+)
+
+for src in "${SOURCES[@]}"; do
+    if [ -f "$src" ]; then
+        obj="$DIST_DIR/obj/$(basename "${src%.cpp}.o")"
+        echo "  CC $src"
+        $CXX $CXXFLAGS -c "$src" -o "$obj"
+    else
+        echo "  SKIP $src (not found)"
+    fi
+done
+
+echo "[rapidfuzz] Creating static archive..."
+$AR rcs "$DIST_DIR/librapidfuzz.a" "$DIST_DIR"/obj/*.o
+
+echo "[rapidfuzz] Done: $DIST_DIR/librapidfuzz.a"
+ls -la "$DIST_DIR/librapidfuzz.a"
diff --git a/z b/z
new file mode 100755
index 00000000..6ba00847
--- /dev/null
+++ b/z
@@ -0,0 +1,12 @@
+#!/usr/bin/env bash
+# Copyright(c) The Maintainers of Nanvix.
+# Licensed under the MIT License.
+
+set -euo pipefail
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+case "$(uname -s)" in
+    CYGWIN* | MINGW* | MSYS*)
+        exec powershell.exe -NoProfile -ExecutionPolicy Bypass -File "$SCRIPT_DIR/z.ps1" "$@"
+        ;;
+    *) exec "$SCRIPT_DIR/z.sh" "$@" ;;
+esac
diff --git a/z.sh b/z.sh
new file mode 100755
index 00000000..2c36ef50
--- /dev/null
+++ b/z.sh
@@ -0,0 +1,78 @@
+#!/usr/bin/env bash
+# Copyright(c) The Maintainers of Nanvix.
+# Licensed under the MIT License.
+
+set -euo pipefail
+
+PINNED_VERSION="0.8.2"
+RAW_ZUTIL_VERSION="${NANVIX_ZUTIL_VERSION:-$PINNED_VERSION}"
+ZUTIL_VERSION="${RAW_ZUTIL_VERSION#v}"
+REPO_ROOT="$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" >/dev/null 2>&1 && pwd -P)"
+VENV="$REPO_ROOT/.nanvix/venv"
+
+function _resolve_venv_paths() {
+    if [ -d "$VENV/Scripts" ]; then
+        VENV_BIN="$VENV/Scripts/nanvix-zutil.exe"
+        VENV_PYTHON="$VENV/Scripts/python.exe"
+    else
+        VENV_BIN="$VENV/bin/nanvix-zutil"
+        VENV_PYTHON="$VENV/bin/python"
+    fi
+}
+_resolve_venv_paths
+ZUTIL_GLOBAL_VERSION="$(nanvix-zutil --version 2>/dev/null || true)"
+
+function bootstrap() {
+    echo "nanvix-zutil not found -- bootstrapping nanvix-zutil==${ZUTIL_VERSION}..." >&2
+    if ! command -v python3 &>/dev/null; then
+        echo "Error: python3 not found." >&2
+        exit 1
+    fi
+    WHEEL_URL="https://github.com/nanvix/zutils/releases/download/v${ZUTIL_VERSION}/nanvix_zutil-${ZUTIL_VERSION}-py3-none-any.whl"
+    if [ -d "$VENV" ]; then python3 -m venv --clear "$VENV"; else python3 -m venv "$VENV"; fi
+    _resolve_venv_paths
+    "$VENV_PYTHON" -m pip install --quiet "nanvix-zutil[lint] @ ${WHEEL_URL}"
+}
+
+BIN=""
+if [ ! -d "$VENV" ] && [ -z "$ZUTIL_GLOBAL_VERSION" ]; then
+    bootstrap
+    BIN="$VENV_BIN"
+elif [ -x "$VENV_BIN" ]; then
+    VENV_VERSION="$("$VENV_BIN" --version 2>/dev/null || true)"
+    if [ "$VENV_VERSION" != "nanvix-zutil ${ZUTIL_VERSION}" ]; then bootstrap; fi
+    BIN="$VENV_BIN"
+elif [ -d "$VENV" ] && ! command -v nanvix-zutil &>/dev/null; then
+    bootstrap
+    BIN="$VENV_BIN"
+else
+    BIN="nanvix-zutil"
+fi
+
+ARGS=()
+while [[ $# -gt 0 ]]; do
+    case "$1" in
+        --with-nanvix=*)
+            WITH_NANVIX="$(cd -- "${1#--with-nanvix=}" && pwd -P)"
+            export WITH_NANVIX
+            shift
+            ;;
+        --with-nanvix)
+            WITH_NANVIX="$(cd -- "$2" && pwd -P)"
+            export WITH_NANVIX
+            shift 2
+            ;;
+        *)
+            ARGS+=("$1")
+            shift
+            ;;
+    esac
+done
+
+if [[ "${ARGS[0]:-}" == "distclean" ]]; then
+    "$BIN" "${ARGS[@]}"
+    EC=$?
+    if [ -d "$VENV" ]; then rm -rf "$VENV" 2>/dev/null || true; fi
+    exit $EC
+fi
+exec "$BIN" "${ARGS[@]}"