diff --git a/.github/workflows/builddoc.yml b/.github/workflows/builddoc.yml
index f03a4ec38..7f8471dee 100644
--- a/.github/workflows/builddoc.yml
+++ b/.github/workflows/builddoc.yml
@@ -31,11 +31,10 @@ jobs:
     - name: Install graphviz
       run: sudo apt-get install --no-install-recommends --yes graphviz
     - name: Install uv
-      run: >
-        curl --no-progress-meter --location --fail
-        --proto '=https' --tlsv1.2
-        "https://astral.sh/uv/install.sh"
-        | sh
+      uses: astral-sh/setup-uv@v5
+      with:
+        version: latest
+        enable-cache: false
     - name: Install dependencies
       run: uv pip install .[docs]
     - name: Render the documentation
diff --git a/.github/workflows/create-release.yml b/.github/workflows/create-release.yml
index adbbc5e03..ba71152b6 100644
--- a/.github/workflows/create-release.yml
+++ b/.github/workflows/create-release.yml
@@ -35,11 +35,10 @@ jobs:
         with:
           python-version: "3"
       - name: Install uv
-        run: >
-          curl --no-progress-meter --location --fail
-          --proto '=https' --tlsv1.2
-          "https://astral.sh/uv/install.sh"
-          | sh
+        uses: astral-sh/setup-uv@v5
+        with:
+          version: latest
+          enable-cache: false
 
       - name: Install build dependencies (pypa/build, twine)
         run: |
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index bd8ecf362..c8444c6a1 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -31,19 +31,17 @@ jobs:
         RUFF_VERSION=$(awk -F'[="]' '/\[project\.optional-dependencies\]/ {p=1} /ruff/ {if (p) print $4}' pyproject.toml)
         echo "RUFF_VERSION=$RUFF_VERSION" >> $GITHUB_ENV
 
-    - name: Install Ruff
-      run: >
-        curl --no-progress-meter --location --fail
-        --proto '=https' --tlsv1.2
-        --write-out "%{stderr}Downloaded: %{url}\n"
-        "https://astral.sh/ruff/$RUFF_VERSION/install.sh"
-        | sh
+    - name: Install Ruff ${{ env.RUFF_VERSION }}
+      uses: astral-sh/ruff-action@v3
+      with:
+        args: --version
+        version: ${{ env.RUFF_VERSION }}
 
     - name: Lint with Ruff
-      run: ruff check . --output-format github
+      run: ruff check --output-format=github
 
     - name: Format with Ruff
-      run: ruff format . --diff
+      run: ruff format --diff
 
   mypy:
     runs-on: ubuntu-latest
@@ -57,11 +55,10 @@ jobs:
       with:
         python-version: "3"
     - name: Install uv
-      run: >
-        curl --no-progress-meter --location --fail
-        --proto '=https' --tlsv1.2
-        "https://astral.sh/uv/install.sh"
-        | sh
+      uses: astral-sh/setup-uv@v5
+      with:
+        version: latest
+        enable-cache: false
     - name: Install dependencies
       run: uv pip install ".[lint,test]"
     - name: Type check with mypy
@@ -79,11 +76,10 @@ jobs:
       with:
         python-version: "3"
     - name: Install uv
-      run: >
-        curl --no-progress-meter --location --fail
-        --proto '=https' --tlsv1.2
-        "https://astral.sh/uv/install.sh"
-        | sh
+      uses: astral-sh/setup-uv@v5
+      with:
+        version: latest
+        enable-cache: false
     - name: Install dependencies
       run: uv pip install ".[lint,test]"
     - name: Type check with pyright
@@ -101,11 +97,10 @@ jobs:
       with:
         python-version: "3"
     - name: Install uv
-      run: >
-        curl --no-progress-meter --location --fail
-        --proto '=https' --tlsv1.2
-        "https://astral.sh/uv/install.sh"
-        | sh
+      uses: astral-sh/setup-uv@v5
+      with:
+        version: latest
+        enable-cache: false
     - name: Install dependencies
       run: uv pip install --upgrade sphinx-lint
     - name: Lint documentation with sphinx-lint
@@ -123,11 +118,10 @@ jobs:
       with:
         python-version: "3"
     - name: Install uv
-      run: >
-        curl --no-progress-meter --location --fail
-        --proto '=https' --tlsv1.2
-        "https://astral.sh/uv/install.sh"
-        | sh
+      uses: astral-sh/setup-uv@v5
+      with:
+        version: latest
+        enable-cache: false
     - name: Install dependencies
       run: uv pip install --upgrade twine build
     - name: Lint with twine
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index caf633d37..4b3b32835 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -58,11 +58,10 @@ jobs:
     - name: Install graphviz
       run: sudo apt-get install --no-install-recommends --yes graphviz
     - name: Install uv
-      run: >
-        curl --no-progress-meter --location --fail
-        --proto '=https' --tlsv1.2
-        "https://astral.sh/uv/install.sh"
-        | sh
+      uses: astral-sh/setup-uv@v5
+      with:
+        version: latest
+        enable-cache: false
     - name: Install dependencies
       run: uv pip install .[test]
     - name: Install Docutils ${{ matrix.docutils }}
@@ -198,9 +197,10 @@ jobs:
     - name: Install graphviz
       run: choco install --no-progress graphviz
     - name: Install uv
-      run: >
-        Invoke-WebRequest -Uri "https://astral.sh/uv/install.ps1"
-        | Invoke-Expression
+      uses: astral-sh/setup-uv@v5
+      with:
+        version: latest
+        enable-cache: false
     - name: Install dependencies
       run: uv pip install .[test]
     - name: Test with pytest
@@ -232,11 +232,10 @@ jobs:
     - name: Install graphviz
       run: sudo apt-get install --no-install-recommends --yes graphviz
     - name: Install uv
-      run: >
-        curl --no-progress-meter --location --fail
-        --proto '=https' --tlsv1.2
-        "https://astral.sh/uv/install.sh"
-        | sh
+      uses: astral-sh/setup-uv@v5
+      with:
+        version: latest
+        enable-cache: false
     - name: Install dependencies
       run: uv pip install .[test]
     - name: Install Docutils' HEAD
@@ -266,11 +265,10 @@ jobs:
     - name: Install graphviz
       run: sudo apt-get install --no-install-recommends --yes graphviz
     - name: Install uv
-      run: >
-        curl --no-progress-meter --location --fail
-        --proto '=https' --tlsv1.2
-        "https://astral.sh/uv/install.sh"
-        | sh
+      uses: astral-sh/setup-uv@v5
+      with:
+        version: latest
+        enable-cache: false
     - name: Install dependencies
       run: |
         uv pip install .[test] --resolution lowest-direct
@@ -298,11 +296,10 @@ jobs:
     - name: Check Python version
       run: python --version --version
     - name: Install uv
-      run: >
-        curl --no-progress-meter --location --fail
-        --proto '=https' --tlsv1.2
-        "https://astral.sh/uv/install.sh"
-        | sh
+      uses: astral-sh/setup-uv@v5
+      with:
+        version: latest
+        enable-cache: false
     - name: Install dependencies
       run: uv pip install .[test]
     - name: Test with pytest
@@ -330,11 +327,10 @@ jobs:
     - name: Install graphviz
       run: sudo apt-get install --no-install-recommends --yes graphviz
     - name: Install uv
-      run: >
-        curl --no-progress-meter --location --fail
-        --proto '=https' --tlsv1.2
-        "https://astral.sh/uv/install.sh"
-        | sh
+      uses: astral-sh/setup-uv@v5
+      with:
+        version: latest
+        enable-cache: false
     - name: Install dependencies
       run: uv pip install .[test] pytest-cov
     - name: Test with pytest
diff --git a/.github/workflows/transifex.yml b/.github/workflows/transifex.yml
index f240d69a8..9f4698ead 100644
--- a/.github/workflows/transifex.yml
+++ b/.github/workflows/transifex.yml
@@ -27,8 +27,13 @@ jobs:
         mkdir -p /tmp/tx_cli && cd $_
         curl -o- https://raw.githubusercontent.com/transifex/cli/master/install.sh | bash
       shell: bash
+    - name: Install uv
+      uses: astral-sh/setup-uv@v5
+      with:
+        version: latest
+        enable-cache: false
     - name: Install dependencies
-      run: pip install --upgrade babel jinja2
+      run: uv pip install --upgrade babel jinja2
     - name: Extract translations from source code
       run: python utils/babel_runner.py extract
     - name: Push translations to transifex.com
@@ -58,8 +63,13 @@ jobs:
         mkdir -p /tmp/tx_cli && cd $_
         curl -o- https://raw.githubusercontent.com/transifex/cli/master/install.sh | bash
       shell: bash
+    - name: Install uv
+      uses: astral-sh/setup-uv@v5
+      with:
+        version: latest
+        enable-cache: false
     - name: Install dependencies
-      run: pip install --upgrade babel jinja2
+      run: uv pip install --upgrade babel jinja2
     - name: Extract translations from source code
       run: python utils/babel_runner.py extract
     - name: Pull translations from transifex.com