Summary: Quay

Red Hat Quay Registry - Integrate Keycloak

September 19, 2025

This guide shows you how to configure Keycloak as an OpenID Connect (OIDC) provider for Red Hat Quay Registry. It covers what to configure in Keycloak, what to put into Quay’s config.yaml (or Operator config), how to verify the login flow, and how to switch your Quay initial/admin account (stored locally in Quay’s DB) to an admin user that authenticates via Keycloak.

Stumbling into Quay: Upgrading from 3.3 to 3.4 with the quay-operator

October 16, 2021

Toni Schmidbauer 2 min read

We had the task of answering various questions related to upgrading Red Hat Quay 3.3 to 3.4 and to 3.5 with the help of the quay-operator.

Thankfully (sic!) everything changed in regards to the Quay operator between Quay 3.3 and Quay 3.4.

So this is a brain dump of the things to consider.

Operator changes

With Quay 3.4 the operator was completely reworked and it basically changed from opinionated to very opinionated. The upgrade works quite well but you have to be aware about the following points:

Red Hat Quay Registry - Overview and Installation

May 13, 2020

Thomas Jungbauer 8 min read

Red Hat Quay is an enterprise-quality container registry, which is responsible to build, scan, store and deploy containers. The main features of Quay include:

High Availability
Security Scanning (with Clair)
Registry mirroring
Docker v2
Continuous integration

and much more.