diff --git a/pyproject.toml b/pyproject.toml
index 00a5ebd..e5fdfff 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -6,7 +6,7 @@ build-backend = "hatchling.build"
 name = "roll"
 description = "for initiative!"
 readme = "README.md"
-requires-python = ">=3.8"
+requires-python = ">=3.11"
 keywords = []
 # license-files = { paths = ["LICENSE.txt"] }
 authors = [
@@ -15,9 +15,6 @@ authors = [
 classifiers = [
   "Development Status :: 4 - Beta",
   "Programming Language :: Python",
-  "Programming Language :: Python :: 3.8",
-  "Programming Language :: Python :: 3.9",
-  "Programming Language :: Python :: 3.10",
   "Programming Language :: Python :: 3.11",
   "Programming Language :: Python :: Implementation :: CPython",
   "Programming Language :: Python :: Implementation :: PyPy",
@@ -35,29 +32,127 @@ Source = "https://git.mat.services/mat/roll"
 [project.scripts]
 roll = "roll.cli:roll"
 
-[tool.hatch.envs.default]
-dependencies = [
-  "pytest",
-  "pytest-cov",
-]
-[tool.hatch.envs.default.scripts]
-cov = "pytest --cov-report=term-missing --cov-config=pyproject.toml --cov=roll --cov=tests {args}"
-no-cov = "cov --no-cov {args}"
-
-[[tool.hatch.envs.test.matrix]]
-python = ["37", "38", "39", "310", "311"]
-
-
 [tool.hatch.version]
 path = "roll/__about__.py"
 
+[tool.hatch.envs.default]
+dependencies = [
+  "coverage[toml]>=6.5",
+  "pytest",
+]
+[tool.hatch.envs.default.scripts]
+test = "pytest {args:tests}"
+test-cov = "coverage run -m pytest {args:tests}"
+cov-report = [
+  "- coverage combine",
+  "coverage report",
+]
+cov = [
+  "test-cov",
+  "cov-report",
+]
+
+[[tool.hatch.envs.all.matrix]]
+python = ["3.11"]
+
+[tool.hatch.envs.lint]
+detached = true
+dependencies = [
+  "black>=23.1.0",
+  "pyright>=1.1.319",
+  "ruff>=0.0.243",
+  "pytest", # for types in tests
+]
+[tool.hatch.envs.lint.scripts]
+typing = "pyright --project pyproject.toml --dependencies {args:roll tests}"
+style = [
+  "ruff {args:.}",
+  "black --check --diff {args:.}",
+]
+fmt = [
+  "black {args:.}",
+  "ruff --fix {args:.}",
+  "style",
+]
+all = [
+  "style",
+  "typing",
+]
+
+[tool.black]
+target-version = ["py311"]
+line-length = 120
+skip-string-normalization = true
+
+[tool.ruff]
+target-version = "py311"
+line-length = 120
+select = [
+  "A",
+  "ARG",
+  "B",
+  "C",
+  "DTZ",
+  "E",
+  "EM",
+  "F",
+  "FBT",
+  "I",
+  "ICN",
+  "ISC",
+  "N",
+  "PLC",
+  "PLE",
+  "PLR",
+  "PLW",
+  "Q",
+  "RUF",
+  "S",
+  "T",
+  "TID",
+  "UP",
+  "W",
+  "YTT",
+]
+ignore = [
+  # Allow non-abstract empty methods in abstract base classes
+  "B027",
+  # Allow boolean positional values in function calls, like `dict.get(... True)`
+  "FBT003",
+  # Ignore checks for possible passwords
+  "S105", "S106", "S107",
+  # Ignore insecure random checks
+  "S311",
+  # Ignore complexity
+  "C901", "PLR0911", "PLR0912", "PLR0913", "PLR0915",
+]
+unfixable = [
+  # Don't touch unused imports
+  "F401",
+]
+
+[tool.ruff.isort]
+known-first-party = ["roll"]
+
+[tool.ruff.flake8-tidy-imports]
+ban-relative-imports = "all"
+
+[tool.ruff.per-file-ignores]
+# Tests can use magic values, assertions, and relative imports
+"tests/**/*" = ["PLR2004", "S101", "TID252"]
+
 [tool.coverage.run]
+source_pkgs = ["roll", "tests"]
 branch = true
 parallel = true
 omit = [
   "roll/__about__.py",
 ]
 
+[tool.coverage.paths]
+roll = ["roll", "*/roll/roll"]
+tests = ["tests", "*/roll/tests"]
+
 [tool.coverage.report]
 exclude_lines = [
   "no cov",