diff --git a/.github/FUNDING.yml b/.github/FUNDING.yml
deleted file mode 100644
index 2882b12..0000000
--- a/.github/FUNDING.yml
+++ /dev/null
@@ -1,5 +0,0 @@
-github:
- - codingjoe
- - anapaulagomes
- - amureki
-custom: https://www.paypal.me/codingjoe
diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index 7df6849..563cc5c 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -1,10 +1,10 @@
 version: 2
 updates:
-- package-ecosystem: pip
-  directory: "/"
-  schedule:
-    interval: weekly
-- package-ecosystem: github-actions
-  directory: "/"
-  schedule:
-    interval: weekly
+  - package-ecosystem: pip
+    directory: "/"
+    schedule:
+      interval: weekly
+  - package-ecosystem: github-actions
+    directory: "/"
+    schedule:
+      interval: weekly
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ff178bf..72d4777 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -1,90 +1,51 @@
 name: CI
-
 on:
   push:
     branches:
-    - main
+      - main
   pull_request:
-
 jobs:
-
   dist:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v6
-      - uses: actions/setup-python@v6
-        with:
-          python-version: "3.x"
-      - run: python -m pip install --upgrade pip build wheel twine
-      - run: python -m build --sdist --wheel
-      - run: python -m twine check dist/*
+      - uses: astral-sh/setup-uv@v7
+      - run: uvx --from build pyproject-build --sdist --wheel
+      - run: uvx twine check dist/*
       - uses: actions/upload-artifact@v7
         with:
           path: dist/*
-
-  lint:
-    runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        lint-command:
-          - bandit -r . -x ./tests
-          - black --check --diff .
-          - flake8 .
-          - isort --check-only --diff .
-          - pydocstyle .
-    steps:
-      - uses: actions/checkout@v6
-      - uses: actions/setup-python@v6
-        with:
-          python-version: "3.x"
-          cache: 'pip'
-          cache-dependency-path: 'linter-requirements.txt'
-      - run: python -m pip install -r linter-requirements.txt
-      - run: ${{ matrix.lint-command }}
-
   PyTest:
     runs-on: ubuntu-latest
     strategy:
       matrix:
         python-version:
-          - "3.8"
-          - "3.9"
-          - "3.10"
-          - "3.11"
-
+          - "3.12"
+          - "3.13"
+          - "3.14"
     steps:
-    - uses: actions/checkout@v6
-    - uses: actions/setup-python@v6
-      with:
-        python-version: ${{ matrix.python-version }}
-    - run: python -m pip install --upgrade pip setuptools
-    - run: python -m pip install -e .[test]
-    - run: relint --version
-    - run: py.test --cov=.
-    - uses: codecov/codecov-action@v6
-
-
+      - uses: actions/checkout@v6
+      - uses: astral-sh/setup-uv@v7
+        with:
+          python-version: ${{ matrix.python-version }}
+      - run: uv run relint --version
+      - run: uv run --group test py.test --cov=.
+      - uses: codecov/codecov-action@v6
   extras:
     runs-on: ubuntu-latest
     strategy:
       matrix:
         extras:
           - "regex"
-
     steps:
       - uses: actions/checkout@v6
-      - uses: actions/setup-python@v6
-        with:
-          python-version: "3.x"
-      - run: python -m pip install --upgrade pip setuptools
-      - run: python -m pip install -e .[test,${{ matrix.extras }}]
-      - run: relint --version
-      - run: py.test --cov=.
+      - uses: astral-sh/setup-uv@v7
+      - run: uv run relint --version
+      - run: uv run --group test --extra ${{ matrix.extras }} py.test --cov=.
       - uses: codecov/codecov-action@v6
-
   analyze:
     name: CodeQL Analyze
-    needs: [PyTest,extras]
+    needs: [PyTest, extras]
     runs-on: ubuntu-latest
     permissions:
       actions: read
@@ -93,7 +54,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        language: [ python ]
+        language: [python]
     steps:
       - name: Checkout
         uses: actions/checkout@v6
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index f076e2e..350ff01 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -1,21 +1,28 @@
 name: Release
-
 on:
   release:
     types: [published]
-
+  workflow_dispatch:
 jobs:
-
-  PyPi:
+  pypi-build:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v6
-    - uses: actions/setup-python@v6
-      with:
-        python-version: "3.x"
-    - run: python -m pip install --upgrade pip build wheel twine
-    - run: python -m build --sdist --wheel
-    - run: python -m twine upload dist/*
-      env:
-        TWINE_USERNAME: __token__
-        TWINE_PASSWORD: ${{ secrets.TWINE_PASSWORD }}
+      - uses: actions/checkout@v6
+      - uses: astral-sh/setup-uv@v7
+      - run: uvx --from build pyproject-build --sdist --wheel
+      - uses: actions/upload-artifact@v7
+        with:
+          name: release-dists
+          path: dist/
+  pypi-publish:
+    runs-on: ubuntu-latest
+    needs:
+      - pypi-build
+    permissions:
+      id-token: write
+    steps:
+      - uses: actions/download-artifact@v8
+        with:
+          name: release-dists
+          path: dist/
+      - uses: pypa/gh-action-pypi-publish@release/v1
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
new file mode 100644
index 0000000..54da0a3
--- /dev/null
+++ b/.pre-commit-config.yaml
@@ -0,0 +1,53 @@
+default_language_version:
+  python: python3.14
+repos:
+  - repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v6.0.0
+    hooks:
+      - id: trailing-whitespace
+      - id: check-merge-conflict
+      - id: check-ast
+      - id: check-json
+      - id: pretty-format-json
+        args: [--autofix]
+      - id: check-toml
+      - id: check-xml
+      - id: check-symlinks
+      - id: debug-statements
+      - id: destroyed-symlinks
+      - id: check-executables-have-shebangs
+      - id: end-of-file-fixer
+      - id: name-tests-test
+        args: ["--pytest-test-first"]
+        exclude: ^tests/fixtures.py$
+      - id: no-commit-to-branch
+        args: [--branch, main]
+      - id: detect-private-key
+  - repo: https://github.com/asottile/pyupgrade
+    rev: v3.21.2
+    hooks:
+      - id: pyupgrade
+        args: [--py312-plus]
+  - repo: https://github.com/hukkin/mdformat
+    rev: 1.0.0
+    hooks:
+      - id: mdformat
+        additional_dependencies:
+          - mdformat-beautysh
+          - mdformat-footnote
+          - mdformat-gfm
+          - mdformat-gfm-alerts
+          - mdformat-ruff
+  - repo: https://github.com/astral-sh/ruff-pre-commit
+    rev: v0.15.14
+    hooks:
+      - id: ruff-check
+        args: [--fix, --exit-non-zero-on-fix]
+      - id: ruff-format
+  - repo: https://github.com/google/yamlfmt
+    rev: v0.21.0
+    hooks:
+      - id: yamlfmt
+ci:
+  skip:
+    - no-commit-to-branch
diff --git a/.pre-commit-hooks.yaml b/.pre-commit-hooks.yaml
index 89e0d72..f9c6abf 100644
--- a/.pre-commit-hooks.yaml
+++ b/.pre-commit-hooks.yaml
@@ -1,7 +1,7 @@
--   id: relint
-    name: relint
-    description: 'Write your own linting rules using regular expressions.'
-    entry: relint
-    args: [--git-diff]
-    language: python
-    types: [file]
+- id: relint
+  name: relint
+  description: 'Write your own linting rules using regular expressions.'
+  entry: relint
+  args: [--git-diff]
+  language: python
+  types: [file]
diff --git a/SECURITY.md b/SECURITY.md
deleted file mode 100644
index f9dc270..0000000
--- a/SECURITY.md
+++ /dev/null
@@ -1,7 +0,0 @@
-# Security Policy
-
-## Security contact information
-
-To report a security vulnerability, please use the
-[Tidelift security contact](https://tidelift.com/security).
-Tidelift will coordinate the fix and disclosure.
diff --git a/linter-requirements.txt b/linter-requirements.txt
deleted file mode 100644
index b71c749..0000000
--- a/linter-requirements.txt
+++ /dev/null
@@ -1,5 +0,0 @@
-bandit==1.8.6
-black==25.11.0
-flake8==7.3.0
-isort==6.1.0
-pydocstyle[toml]==6.3.0
diff --git a/pyproject.toml b/pyproject.toml
index 5dff34e..5f489ad 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -23,21 +23,26 @@ classifiers = [
   "Topic :: Software Development :: Quality Assurance",
   "Topic :: Software Development :: Testing",
 ]
-requires-python = ">=3.8"
+requires-python = ">=3.12"
 dependencies = [
   "PyYAML",
   "rich",
 ]
 
 [project.optional-dependencies]
+regex = [
+  "regex"
+]
+
+[dependency-groups]
+dev = [
+  { include-group = "test" },
+]
 test = [
   "pytest",
   "pytest-cov",
   "pytest-mock",
 ]
-regex = [
-  "regex"
-]
 
 [project.scripts]
 relint = "relint.__main__:main"
@@ -63,16 +68,29 @@ source = ["relint"]
 [tool.coverage.report]
 show_missing = true
 
-[tool.isort]
-atomic = true
-line_length = 88
-multi_line_output = 3
-force_grid_wrap = 0
-known_first_party = "relint, tests"
-include_trailing_comma = true
-use_parentheses = true
-default_section = "THIRDPARTY"
-combine_as_imports = true
+[tool.ruff]
+src = ["relint", "tests"]
+
+[tool.ruff.lint]
+select = [
+    "E", # pycodestyle errors
+    "W", # pycodestyle warnings
+    "F", # pyflakes
+    "I", # isort
+    "S", # flake8-bandit
+    "D", # pydocstyle
+    "UP", # pyupgrade
+    "B", # flake8-bugbear
+    "C", # flake8-comprehensions
+]
+
+ignore = ["B904", "D1", "E501", "S101"]
+
+[tool.ruff.lint.isort]
+combine-as-imports = true
+split-on-trailing-comma = true
+section-order = ["future", "standard-library", "third-party", "first-party", "local-folder"]
+force-wrap-aliases = true
 
-[tool.pydocstyle]
-add_ignore = "D1"
+[tool.ruff.lint.pydocstyle]
+convention = "pep257"
diff --git a/relint/__main__.py b/relint/__main__.py
index ed831d1..21ead42 100644
--- a/relint/__main__.py
+++ b/relint/__main__.py
@@ -54,11 +54,13 @@ def parse_args(args=None):
         action="store_true",
         help="Do not output warnings. Could be useful when using relint in CI.",
     )
-    parser.add_argument(
-        "--summarize",
-        action="store_true",
-        help="Summarize the output by grouping matches by test.",
-    ),
+    (
+        parser.add_argument(
+            "--summarize",
+            action="store_true",
+            help="Summarize the output by grouping matches by test.",
+        ),
+    )
     parser.add_argument(
         "--code-padding",
         type=int,
@@ -89,9 +91,9 @@ def main(args=None):
     if args.diff:
         output = sys.stdin.read()
     elif args.git_diff:
-        output = subprocess.check_output(  # nosec
-            ["git", "diff", "--staged", "--unified=0", "--no-color"],
-            universal_newlines=True,
+        output = subprocess.check_output(
+            ["git", "diff", "--staged", "--unified=0", "--no-color"],  # noqa: S607
+            text=True,
         )
     if args.diff or args.git_diff:
         changed_content = parse_diff(output)
diff --git a/relint/config.py b/relint/config.py
index 5e9046e..aefc301 100644
--- a/relint/config.py
+++ b/relint/config.py
@@ -42,7 +42,9 @@ def load_config(path, fail_warnings, ignore_warnings):
             raise ConfigError("Error parsing your relint config file.") from e
         except TypeError:
             warnings.warn(
-                "Your relint config is empty, no tests were executed.", UserWarning
+                "Your relint config is empty, no tests were executed.",
+                UserWarning,
+                stacklevel=2,
             )
         except (AttributeError, ValueError) as e:
             raise ConfigError(
diff --git a/relint/parse.py b/relint/parse.py
index 7aa35a4..c14c9bc 100644
--- a/relint/parse.py
+++ b/relint/parse.py
@@ -88,7 +88,7 @@ def split_diff_content_by_filename(output: str) -> {str: str}:
     split_content = GIT_DIFF_SPLIT_PATTERN.split(output)
     split_content = filter(lambda x: x != "", split_content)
 
-    for filename, content in zip(filenames, split_content):
+    for filename, content in zip(filenames, split_content, strict=True):
         content_by_filename[filename] = content
     return content_by_filename
 
@@ -96,7 +96,7 @@ def split_diff_content_by_filename(output: str) -> {str: str}:
 def print_github_actions_output(matches, args):
     exit_code = 0
     groups = collections.defaultdict(list)
-    for filename, test, match, line_number in matches:
+    for filename, test, match, _ in matches:
         exit_code = test.error if exit_code == 0 else exit_code
         start_line_no = match.string[: match.start()].count("\n") + 1
         end_line_no = match.string[: match.end()].count("\n") + 1
diff --git a/setup.cfg b/setup.cfg
deleted file mode 100644
index 6f60592..0000000
--- a/setup.cfg
+++ /dev/null
@@ -1,4 +0,0 @@
-[flake8]
-max-line-length=88
-select = C,E,F,W,B,B950
-ignore = E203, E501, W503, E731
diff --git a/tests/fixtures/.relint.yml b/tests/fixtures/.relint.yml
index d7dec61..f7a6238 100644
--- a/tests/fixtures/.relint.yml
+++ b/tests/fixtures/.relint.yml
@@ -3,7 +3,6 @@
   hint: Get it done right away!
   filePattern: ^(?!.*test_).*\.(py|js)$
   error: false
-
 - name: No fixme (warning)
   pattern: '[fF][iI][xX][mM][eE]'
   hint: |
@@ -28,10 +27,8 @@
     - print('hello world')
     + console.log('hello world')
     ```
-
   filePattern: ^(?!.*test_).*\.(py|js)$
   error: true
-
 - name: no hint
   pattern: '(?i)hint'
   filePattern: ^(?!.*test_).*\.(py|js)$
diff --git a/tests/test_main.py b/tests/test_main.py
index 850aa56..8b1b129 100644
--- a/tests/test_main.py
+++ b/tests/test_main.py
@@ -2,7 +2,6 @@
 import sys
 
 import pytest
-
 import relint
 from relint.__main__ import main
 
@@ -136,9 +135,7 @@ def test_main_execution_with_diff(self, capsys, mocker, tmpdir, fixture_dir):
         tmpdir.join(".relint.yml").write(config)
         tmpdir.join("dummy.py").write("# TODO do something")
         diff = io.StringIO(
-            "diff --git a/dummy.py b/dummy.py\n"
-            "@@ -0,0 +1 @@\n"
-            "+# TODO do something"
+            "diff --git a/dummy.py b/dummy.py\n@@ -0,0 +1 @@\n+# TODO do something"
         )
 
         mocker.patch.object(sys, "stdin", diff)
diff --git a/tests/test_parse.py b/tests/test_parse.py
index 5777d9b..941afbe 100644
--- a/tests/test_parse.py
+++ b/tests/test_parse.py
@@ -2,7 +2,6 @@
 import warnings
 
 import pytest
-
 from relint.__main__ import main
 from relint.config import Test
 from relint.exceptions import ConfigError
@@ -159,7 +158,7 @@ def test_git_diff(self, capsys, tmpdir, fixture_dir):
             config = fs.read()
         tmpdir.join(".relint.yml").write(config)
         tmpdir.join("dummy.py").write("# TODO do something")
-        subprocess.check_call(["git", "init"], cwd=tmpdir.strpath)  # nosec
+        subprocess.check_call(["git", "init"], cwd=tmpdir.strpath)  # noqa: S607
 
         with tmpdir.as_cwd():
             with pytest.raises(SystemExit) as exc_info: