diff --git a/.ci/ansible/Containerfile.j2 b/.ci/ansible/Containerfile.j2
index 13b5ff05..69c62ba0 100644
--- a/.ci/ansible/Containerfile.j2
+++ b/.ci/ansible/Containerfile.j2
@@ -9,7 +9,7 @@ ADD ./{{ plugin_name }}/{{ plugin_name | replace("-", "_") }}/app/webserver_snip
 ADD ./{{ item.origin }} {{ item.destination }}
 {%- endfor %}
 
-# This MUST be the ONLY call to pip install in inside the container.
+# This MUST be the ONLY package install inside the container.
 RUN --mount=type=cache,target=/root/.cache/uv uv pip install --upgrade setuptools wheel && \
   uv pip install {{ image.source }}
 {%- if image.upperbounds | default(false) -%}
diff --git a/.ci/assets/ci_constraints.txt b/.ci/assets/ci_constraints.txt
index c9198f19..3380502b 100644
--- a/.ci/assets/ci_constraints.txt
+++ b/.ci/assets/ci_constraints.txt
@@ -17,3 +17,7 @@ azure-storage-blob!=12.28.*
 
 pycares<5
 # older aiodns versions don't pin pycares UB, and are broken by pycares>=5
+
+
+pytest-django!=4.13.0
+# This version seems not to not have a proper requirement on Django.
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 1978f107..dcbfd00c 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -10,6 +10,9 @@ name: "Build"
 on:
   workflow_call:
 
+env:
+  UV_SYSTEM_PYTHON: "1"
+
 defaults:
   run:
     working-directory: "pulp_ostree"
@@ -31,9 +34,13 @@ jobs:
       - uses: "actions/setup-python@v6"
         with:
           python-version: "3.11"
+      - name: "Install uv"
+        uses: "astral-sh/setup-uv@v7"
+        with:
+          enable-cache: true
       - name: "Install python dependencies"
         run: |
-          pip install build packaging twine wheel mkdocs jq
+          uv pip install build packaging twine wheel mkdocs jq
       - name: "Install OS packages"
         run: |
           sudo apt-get update
@@ -44,7 +51,7 @@ jobs:
           twine check dist/*
       - name: "Install built packages"
         run: |
-          pip install dist/pulp_ostree-*-py3-none-any.whl -c .ci/assets/ci_constraints.txt
+          uv pip install dist/pulp_ostree-*-py3-none-any.whl -c .ci/assets/ci_constraints.txt
       - name: "Generate api specs"
         run: |
           pulpcore-manager openapi --file "api.json"
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f363b193..95351be5 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -9,6 +9,9 @@
 name: "Ostree CI"
 on: {pull_request: {branches: ['*']}}
 
+env:
+  UV_SYSTEM_PYTHON: "1"
+
 concurrency:
   group: ${{ github.ref_name }}-${{ github.workflow }}
   cancel-in-progress: true
@@ -28,9 +31,13 @@ jobs:
       - uses: "actions/setup-python@v6"
         with:
           python-version: "3.11"
+      - name: "Install uv"
+        uses: "astral-sh/setup-uv@v7"
+        with:
+          enable-cache: true
       - name: "Install python dependencies"
         run: |
-          pip install requests pygithub pyyaml
+          uv pip install requests pygithub pyyaml
       - name: "Check commit message"
         if: github.event_name == 'pull_request'
         env:
@@ -55,10 +62,14 @@ jobs:
       - uses: "actions/setup-python@v6"
         with:
           python-version: "3.12"
+      - name: "Install uv"
+        uses: "astral-sh/setup-uv@v7"
+        with:
+          enable-cache: true
 
       - name: "Install python dependencies"
         run: |
-          pip install gitpython
+          uv pip install gitpython
 
       - name: "Analyze changed files"
         id: "check"
diff --git a/.github/workflows/create-branch.yml b/.github/workflows/create-branch.yml
index f6db2c95..07fe9786 100644
--- a/.github/workflows/create-branch.yml
+++ b/.github/workflows/create-branch.yml
@@ -12,6 +12,7 @@ on:
 
 env:
   RELEASE_WORKFLOW: true
+  UV_SYSTEM_PYTHON: "1"
 
 jobs:
   create-branch:
@@ -38,10 +39,14 @@ jobs:
       - uses: "actions/setup-python@v6"
         with:
           python-version: "3.11"
+      - name: "Install uv"
+        uses: "astral-sh/setup-uv@v7"
+        with:
+          enable-cache: true
 
       - name: "Install python dependencies"
         run: |
-          pip install bump-my-version packaging -r plugin_template/requirements.txt
+          uv pip install bump-my-version packaging -r plugin_template/requirements.txt
 
       - name: "Setting secrets"
         working-directory: "pulp_ostree"
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 9f5af75b..697decc3 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -15,6 +15,9 @@ on:
         required: true
         type: "string"
 
+env:
+  UV_SYSTEM_PYTHON: "1"
+
 jobs:
   changelog:
     runs-on: "ubuntu-latest"
@@ -29,9 +32,13 @@ jobs:
       - uses: "actions/setup-python@v6"
         with:
           python-version: "3.12"
+      - name: "Install uv"
+        uses: "astral-sh/setup-uv@v7"
+        with:
+          enable-cache: true
       - name: "Install python dependencies"
         run: |
-          pip install towncrier
+          uv pip install towncrier
       - name: "Build changelog"
         run: |
           towncrier build --yes --version 4.0.0.ci
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 326457fe..3eb4249d 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -10,6 +10,9 @@ name: "Lint"
 on:
   workflow_call:
 
+env:
+  UV_SYSTEM_PYTHON: "1"
+
 defaults:
   run:
     working-directory: "pulp_ostree"
@@ -27,10 +30,14 @@ jobs:
       - uses: "actions/setup-python@v6"
         with:
           python-version: "3.11"
+      - name: "Install uv"
+        uses: "astral-sh/setup-uv@v7"
+        with:
+          enable-cache: true
 
       - name: "Install python dependencies"
         run: |
-          pip install -r lint_requirements.txt
+          uv pip install -r lint_requirements.txt
 
       - name: "Lint workflow files"
         run: |
diff --git a/.github/workflows/nightly.yml b/.github/workflows/nightly.yml
index 91f9596d..102b1a0d 100644
--- a/.github/workflows/nightly.yml
+++ b/.github/workflows/nightly.yml
@@ -14,6 +14,9 @@ on:
     - cron: "00 3 * * *"
   workflow_dispatch:
 
+env:
+  UV_SYSTEM_PYTHON: "1"
+
 defaults:
   run:
     working-directory: "pulp_ostree"
@@ -44,10 +47,14 @@ jobs:
       - uses: "actions/setup-python@v6"
         with:
           python-version: "3.13"
+      - name: "Install uv"
+        uses: "astral-sh/setup-uv@v7"
+        with:
+          enable-cache: true
 
       - name: "Install python dependencies"
         run: |
-          pip install gitpython packaging toml
+          uv pip install gitpython packaging toml
 
       - name: "Configure Git with pulpbot name and email"
         run: |
diff --git a/.github/workflows/pr_checks.yml b/.github/workflows/pr_checks.yml
index d0e9767f..c2670f7b 100644
--- a/.github/workflows/pr_checks.yml
+++ b/.github/workflows/pr_checks.yml
@@ -17,6 +17,9 @@ on:
       - "main"
       - "[0-9]+.[0-9]+"
 
+env:
+  UV_SYSTEM_PYTHON: "1"
+
 # This workflow runs with elevated permissions.
 # Do not even think about running a single bit of code from the PR.
 # Static analysis should be fine however.
@@ -38,9 +41,13 @@ jobs:
       - uses: "actions/setup-python@v6"
         with:
           python-version: "3.11"
+      - name: "Install uv"
+        uses: "astral-sh/setup-uv@v7"
+        with:
+          enable-cache: true
       - name: "Determine PR labels"
         run: |
-          pip install GitPython==3.1.42
+          uv pip install GitPython==3.1.42
           git fetch origin ${{ github.event.pull_request.head.sha }}
           python .ci/scripts/pr_labels.py "origin/${{ github.base_ref }}" "${{ github.event.pull_request.head.sha }}" >> "$GITHUB_ENV"
       - uses: "actions/github-script@v8"
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 1d479358..e23bc3cb 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -12,6 +12,9 @@ on:
     tags:
       - "[0-9]+.[0-9]+.[0-9]+"
 
+env:
+  UV_SYSTEM_PYTHON: "1"
+
 defaults:
   run:
     working-directory: "pulp_ostree"
@@ -125,10 +128,14 @@ jobs:
       - uses: "actions/setup-python@v6"
         with:
           python-version: "3.11"
+      - name: "Install uv"
+        uses: "astral-sh/setup-uv@v7"
+        with:
+          enable-cache: true
 
       - name: "Install towncrier"
         run: |
-          pip install towncrier
+          uv pip install towncrier
 
       - name: "Get release notes"
         id: "get_release_notes"
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index d88e627c..ef95c977 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -10,6 +10,9 @@ name: Ostree Release Pipeline
 on:
   workflow_dispatch:
 
+env:
+  UV_SYSTEM_PYTHON: "1"
+
 defaults:
   run:
     working-directory: "pulp_ostree"
@@ -31,10 +34,14 @@ jobs:
       - uses: "actions/setup-python@v6"
         with:
           python-version: "3.11"
+      - name: "Install uv"
+        uses: "astral-sh/setup-uv@v7"
+        with:
+          enable-cache: true
 
       - name: "Install python dependencies"
         run: |
-          pip install bump-my-version towncrier
+          uv pip install bump-my-version towncrier
 
       - name: "Configure Git with pulpbot name and email"
         run: |
diff --git a/.github/workflows/sanity.yml b/.github/workflows/sanity.yml
index 60372ecf..58b199e7 100644
--- a/.github/workflows/sanity.yml
+++ b/.github/workflows/sanity.yml
@@ -13,6 +13,9 @@ name: "Sanity"
 on:
   workflow_call:
 
+env:
+  UV_SYSTEM_PYTHON: "1"
+
 defaults:
   run:
     working-directory: "pulp_ostree"
@@ -30,10 +33,14 @@ jobs:
       - uses: "actions/setup-python@v6"
         with:
           python-version: "3.11"
+      - name: "Install uv"
+        uses: "astral-sh/setup-uv@v7"
+        with:
+          enable-cache: true
 
       - name: "Install python dependencies"
         run: |
-          pip install -r lint_requirements.txt
+          uv pip install -r lint_requirements.txt
 
       - name: "Verify bump version config"
         run: |
diff --git a/.github/workflows/scripts/before_script.sh b/.github/workflows/scripts/before_script.sh
index 908f7514..6475a49c 100755
--- a/.github/workflows/scripts/before_script.sh
+++ b/.github/workflows/scripts/before_script.sh
@@ -39,12 +39,12 @@ echo "# Constraints Files:"
 tail -v -n +1  ../*/*constraints.txt || true
 
 echo
-echo "# pip list outside the container"
-pip list
+echo "# package list outside the container"
+uv pip list
 
 echo
-echo "# pip list inside the container"
-cmd_prefix bash -c "pip3 list"
+echo "# package list inside the container"
+cmd_prefix bash -c "uv pip list"
 
 echo
 echo "# State of the containers"
diff --git a/.github/workflows/scripts/install.sh b/.github/workflows/scripts/install.sh
index 13676ea3..14721c4d 100755
--- a/.github/workflows/scripts/install.sh
+++ b/.github/workflows/scripts/install.sh
@@ -17,8 +17,8 @@ source .github/workflows/scripts/utils.sh
 
 PIP_REQUIREMENTS=("pulp-cli-ostree" "yq")
 
-# This must be the **only** call to "pip install" on the test runner.
-pip install ${PIP_REQUIREMENTS[*]}
+# This must be the **only** package install on the test runner.
+uv pip install ${PIP_REQUIREMENTS[*]}
 
 if [[ "$TEST" = "s3" ]]; then
 for i in {1..3}
@@ -33,7 +33,7 @@ fi
 fi
 
 # Check out the pulp-cli-ostree branch matching the installed version.
-PULP_CLI_VERSION="$(pip freeze | sed -n -e 's/pulp-cli-ostree==//p')"
+PULP_CLI_VERSION="$(uv pip freeze | sed -n -e 's/pulp-cli-ostree==//p')"
 git clone --depth 1 --branch "$PULP_CLI_VERSION" https://github.com/pulp/pulp-cli-ostree.git ../pulp-cli-ostree
 
 PULP_API_ROOT="$(yq -r '.pulp_scenario_settings.api_root // .pulp_settings.api_root // "/pulp/"' < .ci/ansible/vars/main.yaml)"
diff --git a/.github/workflows/scripts/script.sh b/.github/workflows/scripts/script.sh
index 6ef0191e..9434de77 100755
--- a/.github/workflows/scripts/script.sh
+++ b/.github/workflows/scripts/script.sh
@@ -109,7 +109,7 @@ cmd_stdin_prefix bash -c "cat > /tmp/unittest_requirements.txt" < unittest_requi
 cmd_stdin_prefix bash -c "cat > /tmp/functest_requirements.txt" < functest_requirements.txt
 cmd_stdin_prefix bash -c "cat > /tmp/bindings_requirements.txt" < bindings_requirements.txt
 cmd_stdin_prefix bash -c "cat > /tmp/bindings_constraints.txt" < bindings_constraints.txt
-cmd_prefix pip3 install -r /tmp/unittest_requirements.txt -r /tmp/functest_requirements.txt -r /tmp/bindings_requirements.txt -c /tmp/bindings_constraints.txt
+cmd_prefix uv pip install -r /tmp/unittest_requirements.txt -r /tmp/functest_requirements.txt -r /tmp/bindings_requirements.txt -c /tmp/bindings_constraints.txt
 
 CERTIFI=$(cmd_prefix python3 -c 'import certifi; print(certifi.where())')
 cmd_prefix bash -c "cat /etc/pulp/certs/pulp_webserver.crt >> '$CERTIFI'"
@@ -145,13 +145,7 @@ fi
 # some pulp-cli tests use the api root envvar
 export PULP_API_ROOT="$(EDITOR=cat pulp config edit 2>/dev/null | awk -F'"' '/api_root/{print $2; exit}')"
 pushd ../pulp-cli-ostree
-if [[ -f "test_requirements.txt" ]]
-then
-  pip install -r test_requirements.txt
-  pytest -v tests -m "pulp_ostree"
-else
-  PULP_CA_BUNDLE="/usr/local/share/ca-certificates/pulp_webserver.crt" make livetest PYTEST_MARK="live and (pulp_ostree)"
-fi
+PULP_CA_BUNDLE="/usr/local/share/ca-certificates/pulp_webserver.crt" make paralleltest PYTEST_MARK="live and (pulp_ostree)"
 popd
 
 if [ -f "$POST_SCRIPT" ]; then
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 3f32cf4b..092f3ecf 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -14,6 +14,9 @@ on:
         required: true
         type: "string"
 
+env:
+  UV_SYSTEM_PYTHON: "1"
+
 defaults:
   run:
     working-directory: "pulp_ostree"
@@ -41,7 +44,6 @@ jobs:
       - uses: "actions/setup-python@v6"
         with:
           python-version: "3.11"
-
       - name: "Install uv"
         uses: "astral-sh/setup-uv@v7"
         with:
@@ -75,7 +77,7 @@ jobs:
 
       - name: "Install python dependencies"
         run: |
-          pip install build towncrier twine wheel httpie docker netaddr boto3 'ansible~=10.3.0' mkdocs jq jsonpatch bump-my-version
+          uv pip install build towncrier twine wheel httpie docker netaddr boto3 'ansible~=10.3.0' mkdocs jq jsonpatch bump-my-version
           echo "HTTPIE_CONFIG_DIR=$GITHUB_WORKSPACE/pulp_ostree/.ci/assets/httpie/" >> $GITHUB_ENV
 
       - name: "Set environment variables"
@@ -145,5 +147,5 @@ jobs:
           docker logs pulp || true
           docker exec pulp ls -latr /etc/yum.repos.d/ || true
           docker exec pulp cat /etc/yum.repos.d/* || true
-          docker exec pulp bash -c "pip3 list" || true
+          docker exec pulp bash -c "uv pip list" || true
 ...
diff --git a/.github/workflows/update-labels.yml b/.github/workflows/update-labels.yml
index f680f109..f1b1bfa1 100644
--- a/.github/workflows/update-labels.yml
+++ b/.github/workflows/update-labels.yml
@@ -15,6 +15,9 @@ on:
     paths:
       - "template_config.yml"
 
+env:
+  UV_SYSTEM_PYTHON: "1"
+
 jobs:
   update_backport_labels:
     runs-on: "ubuntu-latest"
@@ -22,13 +25,17 @@ jobs:
       - uses: "actions/setup-python@v6"
         with:
           python-version: "3.11"
+      - name: "Install uv"
+        uses: "astral-sh/setup-uv@v7"
+        with:
+          enable-cache: true
       - name: "Configure Git with pulpbot name and email"
         run: |
           git config --global user.name 'pulpbot'
           git config --global user.email 'pulp-infra@redhat.com'
       - name: "Install python dependencies"
         run: |
-          pip install requests pyyaml
+          uv pip install requests pyyaml
       - uses: "actions/checkout@v6"
       - name: "Update labels"
         run: |
diff --git a/.github/workflows/update_ci.yml b/.github/workflows/update_ci.yml
index 3cf71bea..89337d77 100644
--- a/.github/workflows/update_ci.yml
+++ b/.github/workflows/update_ci.yml
@@ -15,6 +15,9 @@ on:
     - cron: "30 10 * * 0"
   workflow_dispatch:
 
+env:
+  UV_SYSTEM_PYTHON: "1"
+
 jobs:
   update:
     runs-on: "ubuntu-latest"
@@ -32,10 +35,14 @@ jobs:
       - uses: "actions/setup-python@v6"
         with:
           python-version: "3.11"
+      - name: "Install uv"
+        uses: "astral-sh/setup-uv@v7"
+        with:
+          enable-cache: true
 
       - name: "Install python dependencies"
         run: |
-          pip install gitpython packaging -r plugin_template/requirements.txt
+          uv pip install gitpython packaging -r plugin_template/requirements.txt
 
       - name: "Configure Git with pulpbot name and email"
         run: |