diff --git a/.gitignore b/.gitignore
index 77e9a43..8fb889e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -12,6 +12,7 @@ __pycache__/
 build/
 develop-eggs/
 dist/
+dist
 downloads/
 eggs/
 .eggs/
diff --git a/requirements/requirements-dev.in b/requirements/requirements-dev.in
index 0cee394..4940edc 100644
--- a/requirements/requirements-dev.in
+++ b/requirements/requirements-dev.in
@@ -1,7 +1,6 @@
 -r requirements.in
 
-flake8                      # python code quality stuff
 pip-tools                   # pip-compile
-pytest                      # unit tests
-pytest-cov                  # coverage in unit tests
+tox                         # CI stuff
+tox-wheel                   # build wheels in tox
 versioneer                  # automatic version numbering
diff --git a/requirements/requirements-dev.txt b/requirements/requirements-dev.txt
index 3264e41..ae78002 100644
--- a/requirements/requirements-dev.txt
+++ b/requirements/requirements-dev.txt
@@ -4,33 +4,31 @@
 #
 #    pip-compile --output-file=requirements/requirements-dev.txt requirements/requirements-dev.in
 #
-attrs==19.3.0             # via pytest
+appdirs==1.4.4            # via virtualenv
 click==7.1.2              # via flask, pip-tools
-coverage==5.1             # via pytest-cov
-flake8==3.8.2             # via -r requirements/requirements-dev.in
+distlib==0.3.0            # via virtualenv
+filelock==3.0.12          # via tox, virtualenv
 flask==1.1.2              # via -r requirements/requirements.in
-importlib-metadata==1.6.0  # via flake8, markdown, pluggy, pytest
+importlib-metadata==1.6.0  # via markdown, pluggy, tox, virtualenv
 itsdangerous==1.1.0       # via flask
 jinja2==2.11.2            # via flask
 markdown==3.2.2           # via -r requirements/requirements.in
 markupsafe==1.1.1         # via jinja2
-mccabe==0.6.1             # via flake8
-more-itertools==8.3.0     # via pytest
-packaging==20.4           # via pytest
-pip-tools==5.2.0          # via -r requirements/requirements-dev.in
-pluggy==0.13.1            # via pytest
-py==1.8.1                 # via pytest
-pycodestyle==2.6.0        # via flake8
-pyflakes==2.2.0           # via flake8
+packaging==20.4           # via tox
+pip-tools==5.2.1          # via -r requirements/requirements-dev.in
+pluggy==0.13.1            # via tox
+py==1.8.1                 # via tox
 pyparsing==2.4.7          # via packaging
-pytest-cov==2.9.0         # via -r requirements/requirements-dev.in
-pytest==5.4.2             # via -r requirements/requirements-dev.in, pytest-cov
 pytz==2020.1              # via tzlocal
-six==1.15.0               # via packaging, pip-tools
+six==1.15.0               # via packaging, pip-tools, tox, virtualenv
+toml==0.10.1              # via tox
+tox-wheel==0.4.2          # via -r requirements/requirements-dev.in
+tox==3.15.2               # via -r requirements/requirements-dev.in, tox-wheel
 tzlocal==2.1              # via -r requirements/requirements.in
 versioneer==0.18          # via -r requirements/requirements-dev.in
-wcwidth==0.1.9            # via pytest
+virtualenv==20.0.23       # via tox
 werkzeug==1.0.1           # via flask
+wheel==0.34.2             # via tox-wheel
 zipp==3.1.0               # via importlib-metadata
 
 # The following packages are considered to be unsafe in a requirements file:
diff --git a/setup.cfg b/setup.cfg
index 45a505f..b3acb39 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,23 +1,3 @@
-[coverage:run]
-branch = True
-omit =
-    .venv/*
-    incorporealcms/_version.py
-    setup.py
-    tests/*
-    versioneer.py
-source =
-    incorporealcms
-
-[flake8]
-exclude = .git,.venv,__pycache__,versioneer.py,incorporealcms/_version.py
-max-line-length = 120
-
-[tool:pytest]
-addopts = --cov=. --cov-report=term --cov-report=term-missing
-log_cli = 1
-log_cli_level = DEBUG
-
 [versioneer]
 VCS = git
 style = pep440-post
diff --git a/tox.ini b/tox.ini
new file mode 100644
index 0000000..ed3eb9f
--- /dev/null
+++ b/tox.ini
@@ -0,0 +1,51 @@
+# tox (https://tox.readthedocs.io/) is a tool for running tests
+# in multiple virtualenvs. This configuration file will run the
+# test suite on all supported python versions. To use it, "pip install tox"
+# and then run "tox" from this directory.
+
+[tox]
+envlist = py37,artifacts
+
+[testenv]
+# build a wheel and test it
+wheel = true
+wheel_build_env = build
+
+deps =
+    flake8
+    pytest
+    pytest-cov
+commands =
+    flake8
+    python -m pytest
+
+# whitelist commands we need
+whitelist_externals = ln
+
+[testenv:build]
+# require setuptools when building
+deps = setuptools
+
+[testenv:artifacts]
+deps =
+skip_install = true
+commands =
+    ln -sf {distdir} dist
+
+[flake8]
+max-line-length = 120
+exclude = .tox/,versioneer.py,_version.py
+max-complexity = 5
+
+[pytest]
+python_files = tests.py test_*.py
+addopts = --cov --cov-report=term --cov-report=term-missing
+
+[coverage:run]
+branch = True
+omit =
+    .tox/*
+    setup.py
+    tests/*
+    versioneer.py
+    incorporealcms/_version.py