The Gatekeeper, or a project gating system
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
Zuul b96b81000d Merge "Docs: fix styling in reconfigure commands" 1 year ago
doc Merge "Docs: fix styling in reconfigure commands" 1 year ago
etc authentication config: add optional max_validity_time, skew 2 years ago
playbooks Documentation reorg 1 year ago
releasenotes/notes Fix release note for a 3.0.2 feature 1 year ago
tests Merge "Allow Passing of Jitter Values in TimerDriver" 1 year ago
tools Support podman for test setup 2 years ago
web Don't expand change panel on middle click 1 year ago
zuul Merge "Allow Passing of Jitter Values in TimerDriver" 1 year ago
.coveragerc Revert "Revert "Switch to stestr"" 3 years ago
.dockerignore Add web/node_modules to dockerignore 2 years ago
.gitignore Fix ignored but tracked .keep file 3 years ago
.gitreview OpenDev Migration Patch 2 years ago
.mailmap Fix pep8 E127 violations 9 years ago
.stestr.conf Revert "Revert "Switch to stestr"" 3 years ago
.zuul.yaml Remove support for ansible 2.5 2 years ago
COPYING Update README and add GPL license 3 years ago
Dockerfile Cleanup executor specific requirements 2 years ago
LICENSE Initial commit. 9 years ago manifest: add zuul/ansible and ansible-config.conf 2 years ago
README.rst Support nodes setting 'auto' python-path 2 years ago
TESTING.rst tox: Integrate tox-docker 2 years ago
bindep.txt Update install for buster 2 years ago
requirements.txt Don't use urllib3 1.25.4 2 years ago
setup.cfg Cleanup executor specific requirements 2 years ago Partial sync with OpenStack requirements. 8 years ago
test-requirements.txt web: add OpenAPI documentation 2 years ago
tox.ini Merge "Don't install zuul in the bindep tox testenv" 2 years ago



Zuul is a project gating system.

The latest documentation for Zuul v3 is published at:

If you are looking for the Edge routing service named Zuul that is related to Netflix, it can be found here:

If you are looking for the Javascript testing tool named Zuul, it can be found here:

Getting Help

There are two Zuul-related mailing lists:


A low-traffic announcement-only list to which every Zuul operator or power-user should subscribe.


General discussion about Zuul, including questions about how to use it, and future development.

You will also find Zuul developers in the #zuul channel on Freenode IRC.


To browse the latest code, see: To clone the latest code, use git clone

Bugs are handled at:!/project/zuul/zuul

Suspected security vulnerabilities are most appreciated if first reported privately following any of the supported mechanisms described at

Code reviews are handled by gerrit at

After creating a Gerrit account, use git review to submit patches. Example:

# Do your commits
$ git review
# Enter your username if prompted

Join #zuul on Freenode to discuss development or usage.


Zuul is free software. Most of Zuul is licensed under the Apache License, version 2.0. Some parts of Zuul are licensed under the General Public License, version 3.0. Please see the license headers at the tops of individual source files.

Python Version Support

Zuul requires Python 3. It does not support Python 2.

Since Zuul uses Ansible to drive CI jobs, Zuul can run tests anywhere Ansible can, including Python 2 environments.