diff --git a/.gitignore b/.gitignore
index ced995972..437c9f0bd 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,4 +3,5 @@
 build/
 dist/
 venv/
+.tox/
 m3
diff --git a/README.md b/README.md
index b7fb1aaca..53b9aefa8 100644
--- a/README.md
+++ b/README.md
@@ -20,9 +20,11 @@ sudo ./venv/bin/letsencrypt
 Note, that letsencrypt does not yet handle Debian unstable's Apache2
 conf layout.
 
-## Developing
+## Hacking
 
-`python setup.py develop --user`
+1. Bootstrap: `./venv/bin/python setup.py dev`
+
+2. Test code base: `./venv/bin/tox`
 
 ## Command line usage
 
diff --git a/setup.cfg b/setup.cfg
new file mode 100644
index 000000000..a848a847e
--- /dev/null
+++ b/setup.cfg
@@ -0,0 +1,5 @@
+[easy_install]
+zip_ok = false
+
+[aliases]
+dev = develop easy_install letsencrypt[testing]
diff --git a/setup.py b/setup.py
index b39a8230d..bb7a03f1b 100755
--- a/setup.py
+++ b/setup.py
@@ -2,6 +2,22 @@
 from setuptools import setup
 
 
+install_requires = [
+    'jsonschema',
+    'M2Crypto',
+    'pycrypto',
+    'python-augeas',
+    'python2-pythondialog',
+    'requests',
+]
+
+testing_extras = [
+    'coverage',
+    'nose',
+    'pylint',
+    'tox>=1.6',
+]
+
 setup(
     name="letsencrypt",
     version="0.1",
@@ -14,18 +30,15 @@ setup(
         'letsencrypt.client',
         'letsencrypt.scripts',
     ],
-    install_requires=[
-        'jsonschema',
-        'M2Crypto',
-        'pycrypto',
-        'python-augeas',
-        'python2-pythondialog',
-        'requests',
-    ],
     dependency_links=[
         # http://augeas.net/download.html
         'https://fedorahosted.org/released/python-augeas/',
     ],
+    install_requires=install_requires,
+    tests_require=install_requires,
+    extras_require={
+        'testing': testing_extras,
+    },
     entry_points={
         'console_scripts': [
             'letsencrypt = letsencrypt.scripts.main:main',
diff --git a/tox.ini b/tox.ini
new file mode 100644
index 000000000..88127ba9a
--- /dev/null
+++ b/tox.ini
@@ -0,0 +1,19 @@
+# Tox (http://tox.testrun.org/) 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 = py26, py27, lint
+
+[testenv]
+# install_command requires tox>=1.6
+install_command = pip install --process-dependency-links {opts} {packages}
+commands = nosetests
+deps =
+    nose
+
+[testenv:lint]
+commands = pylint letsencrypt
+deps =
+    pylint
\ No newline at end of file