diff --git a/.circleci/config.yml b/.circleci/config.yml
index 76745007..d6e27752 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -13,6 +13,11 @@ jobs:
       - checkout:
           path: /tmp/src/templateflow
 
+      - run:
+          name: Generate requirements.txt
+          command: |
+            python /tmp/src/templateflow/.maint/update_requirements.py
+
       - restore_cache:
           keys:
             - deps-v10-{{ checksum "/tmp/src/templateflow/requirements.txt"}}-{{ epoch }}
@@ -168,7 +173,8 @@ jobs:
           name: Build only this commit
           command: |
             export PATH="$HOME/.conda/bin:$PATH"
-            python setup.py --version
+            python -m pip install "setuptools_scm>=8"
+            python -m setuptools_scm
             make -C docs SPHINXOPTS="-W" BUILDDIR="$HOME/html" CURBRANCH="${CIRCLE_TAG}" html
       - store_artifacts:
           path: ~/html
diff --git a/.github/workflows/pythonpackage.yml b/.github/workflows/pythonpackage.yml
index a7c5027c..43384d10 100644
--- a/.github/workflows/pythonpackage.yml
+++ b/.github/workflows/pythonpackage.yml
@@ -131,3 +131,11 @@ jobs:
         find ${TEMPLATEFLOW_HOME} >> /tmp/.install-2.txt
         diff /tmp/.install.txt /tmp/.install-2.txt
         exit $?
+
+  flake8:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+    - name: Set up Python
+      uses: actions/setup-python@v4
+    - run: pipx run flake8-pyproject templateflow/
diff --git a/.gitignore b/.gitignore
index 4fb6d48b..b112ba85 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1,10 @@
 # setuptools_scm
 templateflow/_version.py
 
+# circleci hash checking
+requirements.txt
+min-requirements.txt
+
 # Byte-compiled / optimized / DLL files
 __pycache__/
 *.py[cod]
diff --git a/update_changes.sh b/.maint/update_changes.sh
similarity index 100%
rename from update_changes.sh
rename to .maint/update_changes.sh
diff --git a/.maint/update_requirements.py b/.maint/update_requirements.py
new file mode 100755
index 00000000..c3b9fcec
--- /dev/null
+++ b/.maint/update_requirements.py
@@ -0,0 +1,45 @@
+#!/usr/bin/env python3
+from copy import copy
+from pathlib import Path
+
+from packaging.requirements import Requirement, SpecifierSet
+
+try:
+    from tomllib import loads  # Python +3.11
+except ImportError:
+    from pip._vendor.tomli import loads
+
+repo_root = Path(__file__).parent.parent
+pyproject = repo_root / 'pyproject.toml'
+reqs = repo_root / 'requirements.txt'
+min_reqs = repo_root / 'min-requirements.txt'
+
+requirements = [
+    Requirement(req)
+    for req in loads(pyproject.read_text())['project']['dependencies']
+]
+
+script_name = Path(__file__).relative_to(repo_root)
+
+
+def to_min(req):
+    if req.specifier:
+        req = copy(req)
+        try:
+            min_spec = [spec for spec in req.specifier if spec.operator in ('>=', '~=')][0]
+        except IndexError:
+            return req
+        min_spec._spec = ('==',) + min_spec._spec[1:]
+        req.specifier = SpecifierSet(str(min_spec))
+    return req
+
+
+lines = [f'# Auto-generated by {script_name}', '']
+
+# Write requirements
+lines[1:-1] = [str(req) for req in requirements]
+reqs.write_text('\n'.join(lines))
+
+# Write minimum requirements
+lines[1:-1] = [str(to_min(req)) for req in requirements]
+min_reqs.write_text('\n'.join(lines))
diff --git a/MANIFEST.in b/MANIFEST.in
index a4dce165..71927a82 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -4,5 +4,6 @@ recursive-exclude docs/ *
 
 recursive-exclude .circleci/ *
 recursive-exclude .github/ *
+recursive-exclude .maint/ *
 
-exclude .gitignore .gitattributes .git_archival.txt .travis.yml .zenodo.json codecov.yml update_changes.sh
+exclude .gitignore .gitattributes .git_archival.txt .travis.yml .zenodo.json codecov.yml
diff --git a/pyproject.toml b/pyproject.toml
index 38860932..c716885f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,16 +1,164 @@
 [build-system]
 requires = [
-    "setuptools >= 45",
-    "setuptools_scm >= 6.2",
-    "nipreps-versions",
+    "setuptools>=64",
+    "setuptools_scm>=8",
 ]
 build-backend = "setuptools.build_meta"
 
 [tool.setuptools_scm]
-write_to = "templateflow/_version.py"
-write_to_template = """\
+version_file = "templateflow/_version.py"
+version_file_template = """\
 \"\"\"Version file, automatically generated by setuptools_scm.\"\"\"
 __version__ = "{version}"
 """
 fallback_version = "0.0"
-version_scheme = "nipreps-calver"
+# version_scheme = "nipreps-calver"
+
+[project]
+name = "templateflow"
+description = "TemplateFlow Python Client - TemplateFlow is the Zone of neuroimaging templates."
+readme = "README.rst"
+authors = [{name = "The NiPreps Developers", email = "nipreps@gmail.com"}]
+classifiers = [
+    "Development Status :: 3 - Alpha",
+    "Intended Audience :: Science/Research",
+    "Topic :: Scientific/Engineering :: Image Recognition",
+    "License :: OSI Approved :: Apache Software License",
+    "Programming Language :: Python :: 3.8",
+    "Programming Language :: Python :: 3.9",
+    "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
+    "Programming Language :: Python :: 3.12",
+]
+license = {file = "LICENSE"}
+requires-python = ">=3.8"
+dependencies = [
+    "pybids >= 0.15.2",
+    "importlib_resources >= 5.7; python_version < '3.11'",
+    "requests",
+    "tqdm",
+]
+dynamic = ["version"]
+
+[project.urls]
+Archive = "https://github.com/templateflow/templateflow"
+"Bug Tracker" = "https://github.com/templateflow/python-client/issues"
+Home = "https://www.templateflow.org"
+Documentation = "https://www.templateflow.org/python-client/"
+"Source Code" = "https://github.com/templateflow/python-client"
+
+[project.optional-dependencies]
+test = [
+    "pytest",
+    "pytest-xdist",
+    "pytest-cov == 2.5.1",
+    "coverage",
+]
+datalad = [
+    "datalad ~= 0.12.0"
+]
+doc = [
+    "nbsphinx",
+    "packaging",
+    "pydot>=1.2.3",
+    "pydotplus",
+    "sphinx-argparse",
+    "sphinx ~= 4.0",
+    "sphinx_rtd_theme >= 0.4.3",
+    "sphinxcontrib-apidoc",
+    "sphinx_multiversion",
+]
+# Aliases
+tests = ["templateflow[test]"]
+docs = ["templateflow[doc]"]
+all = ["templateflow[datalad,doc,test]"]
+
+#
+# Developer tool configurations
+#
+
+[tool.black]
+line-length = 99
+skip-string-normalization = true
+
+[tool.isort]
+profile = 'black'
+
+[tool.flake8]
+max-line-length = "99"
+doctests = "False"
+exclude = "*build/"
+ignore = ["W503", "E203"]
+per-file-ignores = [
+    "**/__init__.py : F401",
+    "docs/conf.py : E265",
+]
+
+[tool.pytest.ini_options]
+norecursedirs = [".git"]
+addopts = "-svx --doctest-modules"
+doctest_optionflags = "ALLOW_UNICODE NORMALIZE_WHITESPACE ELLIPSIS"
+env = "PYTHONHASHSEED=0"
+filterwarnings = ["ignore::DeprecationWarning"]
+junit_family = "xunit2"
+
+[tool.coverage.run]
+branch = true
+concurrency = 'multiprocessing'
+omit = [
+    '*/tests/*',
+    '*/conftest.py',
+    'templateflow/_version.py'
+]
+
+[tool.coverage.report]
+# Regexes for lines to exclude from consideration
+exclude_lines = [
+    'raise NotImplementedError',
+    'warnings\.warn',
+]
+
+[tool.ruff]
+line-length = 99
+
+[tool.ruff.lint]
+extend-select = [
+  "F",
+  "E",
+  "W",
+  "I",
+  "UP",
+  "YTT",
+  "S",
+  "BLE",
+  "B",
+  "A",
+  # "CPY",
+  "C4",
+  "DTZ",
+  "T10",
+  # "EM",
+  "EXE",
+  "FA",
+  "ISC",
+  "ICN",
+  "PT",
+  "Q",
+]
+extend-ignore = [
+  "S311",  # We are not using random for cryptographic purposes
+  "ISC001",
+  "S603",
+]
+
+[tool.ruff.lint.flake8-quotes]
+inline-quotes = "single"
+
+[tool.ruff.lint.extend-per-file-ignores]
+"*/test_*.py" = ["S101"]
+"fmriprep/utils/debug.py" = ["A002", "T100"]
+"docs/conf.py" = ["A001"]
+"docs/sphinxext/github_link.py" = ["BLE001"]
+
+[tool.ruff.format]
+quote-style = "single"
\ No newline at end of file
diff --git a/requirements.txt b/requirements.txt
deleted file mode 100644
index fd8235af..00000000
--- a/requirements.txt
+++ /dev/null
@@ -1,8 +0,0 @@
-pybids>=0.15.2
-importlib_resources >= 5.7; python_version < '3.11'
-requests
-tqdm
-pytest
-pytest-xdist
-pytest-cov==2.5.1
-coverage
diff --git a/setup.cfg b/setup.cfg
deleted file mode 100644
index a2964336..00000000
--- a/setup.cfg
+++ /dev/null
@@ -1,103 +0,0 @@
-[metadata]
-classifiers =
-    Development Status :: 3 - Alpha
-    Intended Audience :: Science/Research
-    Topic :: Scientific/Engineering :: Image Recognition
-    License :: OSI Approved :: Apache Software License
-    Programming Language :: Python :: 3.8
-    Programming Language :: Python :: 3.9
-    Programming Language :: Python :: 3.10
-    Programming Language :: Python :: 3.11
-    Programming Language :: Python :: 3.12
-description = TemplateFlow Python Client - TemplateFlow is the Zone of neuroimaging templates.
-license = Apache-2.0
-license_file = LICENSE
-long_description = file:README.rst
-long_description_content_type = text/x-rst; charset=UTF-8
-maintainer = The NiPreps developers
-maintainer_email = nipreps@gmail.com
-name = templateflow
-project_urls =
-    Archive = https://github.com/templateflow/templateflow
-    Bug Tracker = https://github.com/templateflow/python-client/issues
-    Home = https://www.templateflow.org
-    Documentation = https://www.templateflow.org/python-client/
-    Source Code = https://github.com/templateflow/python-client
-
-[options]
-python_requires = >= 3.8
-setup_requires =
-    setuptools >= 45
-    setuptools_scm >= 6.2
-    wheel
-install_requires =
-    pybids >= 0.15.2
-    importlib_resources >= 5.7; python_version < '3.11'
-    requests
-    tqdm
-test_requires =
-    pytest
-    pytest-xdist
-    pytest-cov == 2.5.1
-    coverage
-packages = find:
-zip_safe = true
-
-[options.package_data]
-templateflow =
-    conf/config.json
-    conf/templateflow-skel.zip
-    conf/templateflow-skel.md5
-
-[options.packages.find]
-exclude =
-    *.tests
-    tests.*
-    *.tests.*
-
-[options.extras_require]
-datalad =
-    datalad ~= 0.12.0
-doc =
-    nbsphinx
-    packaging
-    pydot>=1.2.3
-    pydotplus
-    sphinx-argparse
-    sphinx ~= 4.0
-    sphinx_rtd_theme >= 0.4.3
-    sphinxcontrib-apidoc
-    sphinx_multiversion
-docs =
-    %(doc)s
-test =
-    pytest
-    pytest-xdist
-    pytest-cov == 2.5.1
-    coverage
-tests =
-    %(test)s
-all =
-    %(datalad)s
-    %(doc)s
-    %(test)s
-
-[flake8]
-max-line-length = 99
-doctests = False
-exclude=*build/
-ignore =
-    W503
-
-[tool:pytest]
-norecursedirs = .git
-addopts = -svx
-doctest_optionflags = ALLOW_UNICODE NORMALIZE_WHITESPACE
-env =
-    PYTHONHASHSEED=0
-filterwarnings =
-    ignore::DeprecationWarning
-
-[coverage:run]
-branch = True
-
diff --git a/setup.py b/setup.py
deleted file mode 100644
index cbd8588f..00000000
--- a/setup.py
+++ /dev/null
@@ -1,7 +0,0 @@
-#!/usr/bin/env python
-"""Templateflow's PEP518 setup.py shim."""
-from setuptools import setup
-
-if __name__ == "__main__":
-    """ Install entry-point """
-    setup()
diff --git a/templateflow/api.py b/templateflow/api.py
index eadb07eb..5b5f668f 100644
--- a/templateflow/api.py
+++ b/templateflow/api.py
@@ -1,6 +1,5 @@
 """TemplateFlow's Python Client."""
 import sys
-from importlib import import_module
 from json import loads
 from pathlib import Path
 from bids.layout import Query
@@ -11,6 +10,7 @@
     item for item in dir(TF_LAYOUT) if item.startswith("get_")
 )
 
+
 @requires_layout
 def ls(template, **kwargs):
     """
diff --git a/templateflow/tests/test_api.py b/templateflow/tests/test_api.py
index de8cd951..bd02b5be 100644
--- a/templateflow/tests/test_api.py
+++ b/templateflow/tests/test_api.py
@@ -41,7 +41,10 @@ def __str__(self):
         return self.text
 
     def __repr__(self):
-        return f'@{self.etype}{{{self.citekey}, {", ".join([f"{key} = {val}" for key, val in self.pairs.items()])}}}'
+        return (
+            f'@{self.etype}{{{self.citekey}, '
+            f'{", ".join([f"{key} = {val}" for key, val in self.pairs.items()])}}}'
+        )
 
     def __eq__(self, other):
         if isinstance(other, Bibtex):
diff --git a/templateflow/tests/test_version.py b/templateflow/tests/test_version.py
index 30604d73..2972c8c2 100644
--- a/templateflow/tests/test_version.py
+++ b/templateflow/tests/test_version.py
@@ -1,6 +1,5 @@
 """Test _version.py."""
 import sys
-from collections import namedtuple
 from importlib.metadata import PackageNotFoundError
 from importlib import reload
 import templateflow