diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 64c65784..fac89bd7 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -29,10 +29,10 @@ jobs:
           cache: 'poetry'
 
       - name: Install dependencies
-        run: poetry install -E "docs test coverage lint format"
+        run: poetry install -E "docs test coverage lint"
 
-      - name: Lint with flake8
-        run: poetry run flake8
+      - name: Lint with ruff
+        run: poetry run ruff .
 
       - name: Lint with mypy
         run: poetry run mypy .
diff --git a/Makefile b/Makefile
index 8c7188af..1e70fdaf 100644
--- a/Makefile
+++ b/Makefile
@@ -12,12 +12,6 @@ entr_warn:
 	@echo "See https://eradman.com/entrproject/                      "
 	@echo "----------------------------------------------------------"
 
-isort:
-	poetry run isort `${PY_FILES}`
-
-black:
-	poetry run black `${PY_FILES}`
-
 test:
 	poetry run py.test $(test)
 
@@ -39,11 +33,11 @@ start_docs:
 design_docs:
 	$(MAKE) -C docs design
 
-flake8:
-	poetry run flake8
+ruff:
+	poetry run ruff .
 
-watch_flake8:
-	if command -v entr > /dev/null; then ${PY_FILES} | entr -c $(MAKE) flake8; else $(MAKE) flake8 entr_warn; fi
+watch_ruff:
+	if command -v entr > /dev/null; then ${PY_FILES} | entr -c $(MAKE) ruff; else $(MAKE) ruff entr_warn; fi
 
 mypy:
 	poetry run mypy `${PY_FILES}`
diff --git a/docs/contributing/workflow.md b/docs/contributing/workflow.md
index 744ba830..2a41b762 100644
--- a/docs/contributing/workflow.md
+++ b/docs/contributing/workflow.md
@@ -15,7 +15,7 @@ $ cd libvcs
 ```
 
 ```console
-$ poetry install -E "docs test coverage lint format"
+$ poetry install -E "docs test coverage lint"
 ```
 
 Makefile commands prefixed with `watch_` will watch files and rerun.
@@ -49,34 +49,24 @@ Rebuild docs on file change: `make watch_docs` (requires [entr(1)])
 Rebuild docs and run server via one terminal: `make dev_docs` (requires above, and a `make(1)` with
 `-J` support, e.g. GNU Make)
 
-## Formatting
+## Formatting / linting
 
-The project uses [black] and [isort] (one after the other). Configurations are in `pyproject.toml`
-and `setup.cfg`:
+### ruff
 
-- `make black isort`: Run `black` first, then `isort` to handle import nuances
-
-## Linting
-
-[flake8] and [mypy] run via CI in our GitHub Actions. See the configuration in `pyproject.toml` and
-`setup.cfg`.
-
-### flake8
-
-[flake8] provides fast, reliable, barebones styling and linting.
+The project uses [ruff] to handles formatting, sorting imports and linting.
 
 ````{tab} Command
 
 poetry:
 
 ```console
-$ poetry run flake8
+$ poetry run ruff
 ```
 
 If you setup manually:
 
 ```console
-$ flake8
+$ ruff .
 ```
 
 ````
@@ -84,7 +74,7 @@ $ flake8
 ````{tab} make
 
 ```console
-$ make flake8
+$ make ruff
 ```
 
 ````
@@ -92,26 +82,67 @@ $ make flake8
 ````{tab} Watch
 
 ```console
-$ make watch_flake8
+$ make watch_ruff
 ```
 
 requires [`entr(1)`].
 
 ````
 
-````{tab} Configuration
+````{tab} Fix files
+
+poetry:
+
+```console
+$ poetry run ruff . --fix
+```
+
+If you setup manually:
+
+```console
+$ ruff . --fix
+```
+
+````
+
+### mypy
+
+[mypy] is used for static type checking.
+
+````{tab} Command
+
+poetry:
+
+```console
+$ poetry run mypy .
+```
+
+If you setup manually:
+
+```console
+$ mypy .
+```
+
+````
+
+````{tab} make
+
+```console
+$ make mypy
+```
 
-See `[flake8]` in setup.cfg.
+````
 
-```{literalinclude} ../../setup.cfg
-:language: ini
-:start-at: "[flake8]"
-:end-before: "[isort]"
+````{tab} Watch
 
+```console
+$ make watch_mypy
 ```
 
+requires [`entr(1)`].
 ````
 
+
 ### mypy
 
 [mypy] is used for static type checking.
@@ -202,7 +233,5 @@ Update `__version__` in `__about__.py` and `pyproject.toml`::
 [poetry]: https://python-poetry.org/
 [entr(1)]: http://eradman.com/entrproject/
 [`entr(1)`]: http://eradman.com/entrproject/
-[black]: https://github.com/psf/black
-[isort]: https://pypi.org/project/isort/
-[flake8]: https://flake8.pycqa.org/
+[ruff]: https://ruff.rs
 [mypy]: http://mypy-lang.org/
diff --git a/poetry.lock b/poetry.lock
index 1bb23a32..bb42e69e 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -12,25 +12,6 @@ files = [
     {file = "alabaster-0.7.13.tar.gz", hash = "sha256:a27a4a084d5e690e16e01e03ad2b2e552c61a65469419b907243193de1a84ae2"},
 ]
 
-[[package]]
-name = "attrs"
-version = "23.1.0"
-description = "Classes Without Boilerplate"
-category = "dev"
-optional = false
-python-versions = ">=3.7"
-files = [
-    {file = "attrs-23.1.0-py3-none-any.whl", hash = "sha256:1f28b4522cdc2fb4256ac1a020c78acf9cba2c6b461ccd2c126f3aa8e8335d04"},
-    {file = "attrs-23.1.0.tar.gz", hash = "sha256:6279836d581513a26f1bf235f9acd333bc9115683f14f7e8fae46c98fc50e015"},
-]
-
-[package.extras]
-cov = ["attrs[tests]", "coverage[toml] (>=5.3)"]
-dev = ["attrs[docs,tests]", "pre-commit"]
-docs = ["furo", "myst-parser", "sphinx", "sphinx-notfound-page", "sphinxcontrib-towncrier", "towncrier", "zope-interface"]
-tests = ["attrs[tests-no-zope]", "zope-interface"]
-tests-no-zope = ["cloudpickle", "hypothesis", "mypy (>=1.1.1)", "pympler", "pytest (>=4.3.0)", "pytest-mypy-plugins", "pytest-xdist[psutil]"]
-
 [[package]]
 name = "babel"
 version = "2.12.1"
@@ -62,56 +43,6 @@ soupsieve = ">1.2"
 html5lib = ["html5lib"]
 lxml = ["lxml"]
 
-[[package]]
-name = "black"
-version = "23.3.0"
-description = "The uncompromising code formatter."
-category = "dev"
-optional = false
-python-versions = ">=3.7"
-files = [
-    {file = "black-23.3.0-cp310-cp310-macosx_10_16_arm64.whl", hash = "sha256:0945e13506be58bf7db93ee5853243eb368ace1c08a24c65ce108986eac65915"},
-    {file = "black-23.3.0-cp310-cp310-macosx_10_16_universal2.whl", hash = "sha256:67de8d0c209eb5b330cce2469503de11bca4085880d62f1628bd9972cc3366b9"},
-    {file = "black-23.3.0-cp310-cp310-macosx_10_16_x86_64.whl", hash = "sha256:7c3eb7cea23904399866c55826b31c1f55bbcd3890ce22ff70466b907b6775c2"},
-    {file = "black-23.3.0-cp310-cp310-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:32daa9783106c28815d05b724238e30718f34155653d4d6e125dc7daec8e260c"},
-    {file = "black-23.3.0-cp310-cp310-win_amd64.whl", hash = "sha256:35d1381d7a22cc5b2be2f72c7dfdae4072a3336060635718cc7e1ede24221d6c"},
-    {file = "black-23.3.0-cp311-cp311-macosx_10_16_arm64.whl", hash = "sha256:a8a968125d0a6a404842fa1bf0b349a568634f856aa08ffaff40ae0dfa52e7c6"},
-    {file = "black-23.3.0-cp311-cp311-macosx_10_16_universal2.whl", hash = "sha256:c7ab5790333c448903c4b721b59c0d80b11fe5e9803d8703e84dcb8da56fec1b"},
-    {file = "black-23.3.0-cp311-cp311-macosx_10_16_x86_64.whl", hash = "sha256:a6f6886c9869d4daae2d1715ce34a19bbc4b95006d20ed785ca00fa03cba312d"},
-    {file = "black-23.3.0-cp311-cp311-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:6f3c333ea1dd6771b2d3777482429864f8e258899f6ff05826c3a4fcc5ce3f70"},
-    {file = "black-23.3.0-cp311-cp311-win_amd64.whl", hash = "sha256:11c410f71b876f961d1de77b9699ad19f939094c3a677323f43d7a29855fe326"},
-    {file = "black-23.3.0-cp37-cp37m-macosx_10_16_x86_64.whl", hash = "sha256:1d06691f1eb8de91cd1b322f21e3bfc9efe0c7ca1f0e1eb1db44ea367dff656b"},
-    {file = "black-23.3.0-cp37-cp37m-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:50cb33cac881766a5cd9913e10ff75b1e8eb71babf4c7104f2e9c52da1fb7de2"},
-    {file = "black-23.3.0-cp37-cp37m-win_amd64.whl", hash = "sha256:e114420bf26b90d4b9daa597351337762b63039752bdf72bf361364c1aa05925"},
-    {file = "black-23.3.0-cp38-cp38-macosx_10_16_arm64.whl", hash = "sha256:48f9d345675bb7fbc3dd85821b12487e1b9a75242028adad0333ce36ed2a6d27"},
-    {file = "black-23.3.0-cp38-cp38-macosx_10_16_universal2.whl", hash = "sha256:714290490c18fb0126baa0fca0a54ee795f7502b44177e1ce7624ba1c00f2331"},
-    {file = "black-23.3.0-cp38-cp38-macosx_10_16_x86_64.whl", hash = "sha256:064101748afa12ad2291c2b91c960be28b817c0c7eaa35bec09cc63aa56493c5"},
-    {file = "black-23.3.0-cp38-cp38-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:562bd3a70495facf56814293149e51aa1be9931567474993c7942ff7d3533961"},
-    {file = "black-23.3.0-cp38-cp38-win_amd64.whl", hash = "sha256:e198cf27888ad6f4ff331ca1c48ffc038848ea9f031a3b40ba36aced7e22f2c8"},
-    {file = "black-23.3.0-cp39-cp39-macosx_10_16_arm64.whl", hash = "sha256:3238f2aacf827d18d26db07524e44741233ae09a584273aa059066d644ca7b30"},
-    {file = "black-23.3.0-cp39-cp39-macosx_10_16_universal2.whl", hash = "sha256:f0bd2f4a58d6666500542b26354978218a9babcdc972722f4bf90779524515f3"},
-    {file = "black-23.3.0-cp39-cp39-macosx_10_16_x86_64.whl", hash = "sha256:92c543f6854c28a3c7f39f4d9b7694f9a6eb9d3c5e2ece488c327b6e7ea9b266"},
-    {file = "black-23.3.0-cp39-cp39-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:3a150542a204124ed00683f0db1f5cf1c2aaaa9cc3495b7a3b5976fb136090ab"},
-    {file = "black-23.3.0-cp39-cp39-win_amd64.whl", hash = "sha256:6b39abdfb402002b8a7d030ccc85cf5afff64ee90fa4c5aebc531e3ad0175ddb"},
-    {file = "black-23.3.0-py3-none-any.whl", hash = "sha256:ec751418022185b0c1bb7d7736e6933d40bbb14c14a0abcf9123d1b159f98dd4"},
-    {file = "black-23.3.0.tar.gz", hash = "sha256:1c7b8d606e728a41ea1ccbd7264677e494e87cf630e399262ced92d4a8dac940"},
-]
-
-[package.dependencies]
-click = ">=8.0.0"
-mypy-extensions = ">=0.4.3"
-packaging = ">=22.0"
-pathspec = ">=0.9.0"
-platformdirs = ">=2"
-tomli = {version = ">=1.1.0", markers = "python_version < \"3.11\""}
-typing-extensions = {version = ">=3.10.0.0", markers = "python_version < \"3.10\""}
-
-[package.extras]
-colorama = ["colorama (>=0.4.3)"]
-d = ["aiohttp (>=3.7.4)"]
-jupyter = ["ipython (>=7.8.0)", "tokenize-rt (>=3.2.0)"]
-uvloop = ["uvloop (>=0.15.2)"]
-
 [[package]]
 name = "certifi"
 version = "2023.5.7"
@@ -209,21 +140,6 @@ files = [
     {file = "charset_normalizer-3.1.0-py3-none-any.whl", hash = "sha256:3d9098b479e78c85080c98e1e35ff40b4a31d8953102bb0fd7d1b6f8a2111a3d"},
 ]
 
-[[package]]
-name = "click"
-version = "8.1.3"
-description = "Composable command line interface toolkit"
-category = "dev"
-optional = false
-python-versions = ">=3.7"
-files = [
-    {file = "click-8.1.3-py3-none-any.whl", hash = "sha256:bb4d8133cb15a609f44e8213d9b391b0809795062913b383c62be0ee95b1db48"},
-    {file = "click-8.1.3.tar.gz", hash = "sha256:7682dc8afb30297001674575ea00d1814d808d6a36af415a82bd481d37ba7b8e"},
-]
-
-[package.dependencies]
-colorama = {version = "*", markers = "platform_system == \"Windows\""}
-
 [[package]]
 name = "codecov"
 version = "2.1.13"
@@ -346,57 +262,6 @@ files = [
 [package.extras]
 test = ["pytest (>=6)"]
 
-[[package]]
-name = "flake8"
-version = "6.0.0"
-description = "the modular source code checker: pep8 pyflakes and co"
-category = "dev"
-optional = false
-python-versions = ">=3.8.1"
-files = [
-    {file = "flake8-6.0.0-py2.py3-none-any.whl", hash = "sha256:3833794e27ff64ea4e9cf5d410082a8b97ff1a06c16aa3d2027339cd0f1195c7"},
-    {file = "flake8-6.0.0.tar.gz", hash = "sha256:c61007e76655af75e6785a931f452915b371dc48f56efd765247c8fe68f2b181"},
-]
-
-[package.dependencies]
-mccabe = ">=0.7.0,<0.8.0"
-pycodestyle = ">=2.10.0,<2.11.0"
-pyflakes = ">=3.0.0,<3.1.0"
-
-[[package]]
-name = "flake8-bugbear"
-version = "23.5.9"
-description = "A plugin for flake8 finding likely bugs and design problems in your program. Contains warnings that don't belong in pyflakes and pycodestyle."
-category = "dev"
-optional = false
-python-versions = ">=3.8.1"
-files = [
-    {file = "flake8-bugbear-23.5.9.tar.gz", hash = "sha256:695c84a5d7da54eb35d79a7354dbaf3aaba80de32250608868aa1c85534b2a86"},
-    {file = "flake8_bugbear-23.5.9-py3-none-any.whl", hash = "sha256:631fa927fbc799e8ca636b849dd7dfc304812287137b6ecb3277821f028bee40"},
-]
-
-[package.dependencies]
-attrs = ">=19.2.0"
-flake8 = ">=6.0.0"
-
-[package.extras]
-dev = ["coverage", "hypothesis", "hypothesmith (>=0.2)", "pre-commit", "pytest", "tox"]
-
-[[package]]
-name = "flake8-comprehensions"
-version = "3.12.0"
-description = "A flake8 plugin to help you write better list/set/dict comprehensions."
-category = "dev"
-optional = false
-python-versions = ">=3.7"
-files = [
-    {file = "flake8_comprehensions-3.12.0-py3-none-any.whl", hash = "sha256:013234637ec7dfcb7cd2900578fb53c512f81db909cefe371c019232695c362d"},
-    {file = "flake8_comprehensions-3.12.0.tar.gz", hash = "sha256:419ef1a6e8de929203791a5e8ff5e3906caeba13eb3290eebdbf88a9078d502e"},
-]
-
-[package.dependencies]
-flake8 = ">=3.0,<3.2.0 || >3.2.0"
-
 [[package]]
 name = "furo"
 version = "2023.5.20"
@@ -487,24 +352,6 @@ files = [
     {file = "iniconfig-2.0.0.tar.gz", hash = "sha256:2d91e135bf72d31a410b17c16da610a82cb55f6b0477d1a902134b24a455b8b3"},
 ]
 
-[[package]]
-name = "isort"
-version = "5.12.0"
-description = "A Python utility / library to sort Python imports."
-category = "dev"
-optional = false
-python-versions = ">=3.8.0"
-files = [
-    {file = "isort-5.12.0-py3-none-any.whl", hash = "sha256:f84c2818376e66cf843d497486ea8fed8700b340f308f076c6fb1229dff318b6"},
-    {file = "isort-5.12.0.tar.gz", hash = "sha256:8bef7dde241278824a6d83f44a544709b065191b95b6e50894bdc722fcba0504"},
-]
-
-[package.extras]
-colors = ["colorama (>=0.4.3)"]
-pipfile-deprecated-finder = ["pip-shims (>=0.5.2)", "pipreqs", "requirementslib"]
-plugins = ["setuptools"]
-requirements-deprecated-finder = ["pip-api", "pipreqs"]
-
 [[package]]
 name = "jinja2"
 version = "3.1.2"
@@ -624,18 +471,6 @@ files = [
     {file = "MarkupSafe-2.1.2.tar.gz", hash = "sha256:abcabc8c2b26036d62d4c746381a6f7cf60aafcc653198ad678306986b09450d"},
 ]
 
-[[package]]
-name = "mccabe"
-version = "0.7.0"
-description = "McCabe checker, plugin for flake8"
-category = "dev"
-optional = false
-python-versions = ">=3.6"
-files = [
-    {file = "mccabe-0.7.0-py2.py3-none-any.whl", hash = "sha256:6c2d30ab6be0e4a46919781807b4f0d834ebdd6c6e3dca0bda5a15f863427b6e"},
-    {file = "mccabe-0.7.0.tar.gz", hash = "sha256:348e0240c33b60bbdf4e523192ef919f28cb2c3d7d5c7794f74009290f236325"},
-]
-
 [[package]]
 name = "mdit-py-plugins"
 version = "0.3.5"
@@ -766,34 +601,6 @@ files = [
     {file = "packaging-23.1.tar.gz", hash = "sha256:a392980d2b6cffa644431898be54b0045151319d1e7ec34f0cfed48767dd334f"},
 ]
 
-[[package]]
-name = "pathspec"
-version = "0.11.1"
-description = "Utility library for gitignore style pattern matching of file paths."
-category = "dev"
-optional = false
-python-versions = ">=3.7"
-files = [
-    {file = "pathspec-0.11.1-py3-none-any.whl", hash = "sha256:d8af70af76652554bd134c22b3e8a1cc46ed7d91edcdd721ef1a0c51a84a5293"},
-    {file = "pathspec-0.11.1.tar.gz", hash = "sha256:2798de800fa92780e33acca925945e9a19a133b715067cf165b8866c15a31687"},
-]
-
-[[package]]
-name = "platformdirs"
-version = "3.5.1"
-description = "A small Python package for determining appropriate platform-specific dirs, e.g. a \"user data dir\"."
-category = "dev"
-optional = false
-python-versions = ">=3.7"
-files = [
-    {file = "platformdirs-3.5.1-py3-none-any.whl", hash = "sha256:e2378146f1964972c03c085bb5662ae80b2b8c06226c54b2ff4aa9483e8a13a5"},
-    {file = "platformdirs-3.5.1.tar.gz", hash = "sha256:412dae91f52a6f84830f39a8078cecd0e866cb72294a5c66808e74d5e88d251f"},
-]
-
-[package.extras]
-docs = ["furo (>=2023.3.27)", "proselint (>=0.13)", "sphinx (>=6.2.1)", "sphinx-autodoc-typehints (>=1.23,!=1.23.4)"]
-test = ["appdirs (==1.4.4)", "covdefaults (>=2.3)", "pytest (>=7.3.1)", "pytest-cov (>=4)", "pytest-mock (>=3.10)"]
-
 [[package]]
 name = "pluggy"
 version = "1.0.0"
@@ -810,30 +617,6 @@ files = [
 dev = ["pre-commit", "tox"]
 testing = ["pytest", "pytest-benchmark"]
 
-[[package]]
-name = "pycodestyle"
-version = "2.10.0"
-description = "Python style guide checker"
-category = "dev"
-optional = false
-python-versions = ">=3.6"
-files = [
-    {file = "pycodestyle-2.10.0-py2.py3-none-any.whl", hash = "sha256:8a4eaf0d0495c7395bdab3589ac2db602797d76207242c17d470186815706610"},
-    {file = "pycodestyle-2.10.0.tar.gz", hash = "sha256:347187bdb476329d98f695c213d7295a846d1152ff4fe9bacb8a9590b8ee7053"},
-]
-
-[[package]]
-name = "pyflakes"
-version = "3.0.1"
-description = "passive checker of Python programs"
-category = "dev"
-optional = false
-python-versions = ">=3.6"
-files = [
-    {file = "pyflakes-3.0.1-py2.py3-none-any.whl", hash = "sha256:ec55bf7fe21fff7f1ad2f7da62363d749e2a470500eab1b555334b67aa1ef8cf"},
-    {file = "pyflakes-3.0.1.tar.gz", hash = "sha256:ec8b276a6b60bd80defed25add7e439881c19e64850afd9b346283d4165fd0fd"},
-]
-
 [[package]]
 name = "pygments"
 version = "2.15.1"
@@ -1012,6 +795,33 @@ urllib3 = ">=1.21.1,<3"
 socks = ["PySocks (>=1.5.6,!=1.5.7)"]
 use-chardet-on-py3 = ["chardet (>=3.0.2,<6)"]
 
+[[package]]
+name = "ruff"
+version = "0.0.270"
+description = "An extremely fast Python linter, written in Rust."
+category = "dev"
+optional = false
+python-versions = ">=3.7"
+files = [
+    {file = "ruff-0.0.270-py3-none-macosx_10_7_x86_64.whl", hash = "sha256:f74c4d550f7b8e808455ac77bbce38daafc458434815ba0bc21ae4bdb276509b"},
+    {file = "ruff-0.0.270-py3-none-macosx_10_9_x86_64.macosx_11_0_arm64.macosx_10_9_universal2.whl", hash = "sha256:643de865fd35cb76c4f0739aea5afe7b8e4d40d623df7e9e6ea99054e5cead0a"},
+    {file = "ruff-0.0.270-py3-none-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:eca02e709b3308eb7255b5f74e779be23b5980fca3862eae28bb23069cd61ae4"},
+    {file = "ruff-0.0.270-py3-none-manylinux_2_17_armv7l.manylinux2014_armv7l.whl", hash = "sha256:3ed3b198768d2b3a2300fb18f730cd39948a5cc36ba29ae9d4639a11040880be"},
+    {file = "ruff-0.0.270-py3-none-manylinux_2_17_i686.manylinux2014_i686.whl", hash = "sha256:739495d2dbde87cf4e3110c8d27bc20febf93112539a968a4e02c26f0deccd1d"},
+    {file = "ruff-0.0.270-py3-none-manylinux_2_17_ppc64.manylinux2014_ppc64.whl", hash = "sha256:08188f8351f4c0b6216e8463df0a76eb57894ca59a3da65e4ed205db980fd3ae"},
+    {file = "ruff-0.0.270-py3-none-manylinux_2_17_ppc64le.manylinux2014_ppc64le.whl", hash = "sha256:0827b074635d37984fc98d99316bfab5c8b1231bb83e60dacc83bd92883eedb4"},
+    {file = "ruff-0.0.270-py3-none-manylinux_2_17_s390x.manylinux2014_s390x.whl", hash = "sha256:0d61ae4841313f6eeb8292dc349bef27b4ce426e62c36e80ceedc3824e408734"},
+    {file = "ruff-0.0.270-py3-none-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:0eb412f20e77529a01fb94d578b19dcb8331b56f93632aa0cce4a2ea27b7aeba"},
+    {file = "ruff-0.0.270-py3-none-musllinux_1_2_aarch64.whl", hash = "sha256:b775e2c5fc869359daf8c8b8aa0fd67240201ab2e8d536d14a0edf279af18786"},
+    {file = "ruff-0.0.270-py3-none-musllinux_1_2_armv7l.whl", hash = "sha256:21f00e47ab2308617c44435c8dfd9e2e03897461c9e647ec942deb2a235b4cfd"},
+    {file = "ruff-0.0.270-py3-none-musllinux_1_2_i686.whl", hash = "sha256:0bbfbf6fd2436165566ca85f6e57be03ed2f0a994faf40180cfbb3604c9232ef"},
+    {file = "ruff-0.0.270-py3-none-musllinux_1_2_x86_64.whl", hash = "sha256:8af391ef81f7be960be10886a3c1aac0b298bde7cb9a86ec2b05faeb2081ce6b"},
+    {file = "ruff-0.0.270-py3-none-win32.whl", hash = "sha256:b4c037fe2f75bcd9aed0c89c7c507cb7fa59abae2bd4c8b6fc331a28178655a4"},
+    {file = "ruff-0.0.270-py3-none-win_amd64.whl", hash = "sha256:0012f9b7dc137ab7f1f0355e3c4ca49b562baf6c9fa1180948deeb6648c52957"},
+    {file = "ruff-0.0.270-py3-none-win_arm64.whl", hash = "sha256:9613456b0b375766244c25045e353bc8890c856431cd97893c97b10cc93bd28d"},
+    {file = "ruff-0.0.270.tar.gz", hash = "sha256:95db07b7850b30ebf32b27fe98bc39e0ab99db3985edbbf0754d399eb2f0e690"},
+]
+
 [[package]]
 name = "six"
 version = "1.16.0"
@@ -1439,11 +1249,10 @@ testing = ["big-O", "flake8 (<5)", "jaraco.functools", "jaraco.itertools", "more
 [extras]
 coverage = []
 docs = []
-format = []
 lint = []
 test = []
 
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.9"
-content-hash = "fa366a4fe08348fcfc6461a9e38411fbe9100858507e19ef6389f9357cec18ae"
+content-hash = "75e0cd3ccdf56d5dab8c6845ef998bc5e8ea07545f0084807c615b145d0e1565"
diff --git a/pyproject.toml b/pyproject.toml
index 61c90d95..07b4a71e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -63,7 +63,7 @@ Changes = "https://github.com/vcs-python/libvcs/blob/master/CHANGES"
 python = "^3.9"
 typing-extensions = { version = "*", python = '3.10' }
 
-[tool.poetry.dev-dependencies]
+[tool.poetry.group.dev.dependencies]
 ### Docs ###
 sphinx = "*"
 furo = "*"
@@ -87,17 +87,8 @@ codecov = "*"
 coverage = "*"
 pytest-cov = "*"
 
-### Format ###
-black = "*"
-isort = "*"
-
 ### Lint ###
-flake8 = [
-  { version = "*", python = "^3.7" },
-  { version = ">=5", python = "^3.8" },
-]
-flake8-bugbear = "*"
-flake8-comprehensions = "*"
+ruff = "^0.0.270"
 mypy = "*"
 types-docutils = "*"
 
@@ -122,11 +113,8 @@ test = [
   "pytest-watcher",
 ]
 coverage = ["codecov", "coverage", "pytest-cov"]
-format = ["black", "isort"]
 lint = [
-  "flake8",
-  "flake8-bugbear",
-  "flake8-comprehensions",
+  "ruff",
   "mypy",
   "types-docutils",
 ]
diff --git a/setup.cfg b/setup.cfg
index f2d83ae0..73da9e7d 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,21 +1,3 @@
-[flake8]
-exclude = .*/,.tox,*.egg,src/libvcs/__*__.py,
-select = E,W,F,N
-max-line-length = 88
-# Stuff we ignore thanks to black: https://github.com/ambv/black/issues/429
-ignore = E203,W503
-
-[isort]
-profile = black
-combine_as_imports= true
-default_section = THIRDPARTY
-include_trailing_comma = true
-multi_line_output = 3
-known_pytest = pytest,py
-known_first_party = libvcs
-sections = FUTURE,STDLIB,PYTEST,THIRDPARTY,FIRSTPARTY,LOCALFOLDER
-line_length = 88
-
 [tool:pytest]
 filterwarnings =
     ignore:The frontend.Option(Parser)? class.*:DeprecationWarning::