Listing Repositories

A registry may contain several repositories which hold collections of multiple images. Each repository is identified by its unique name. The list of names of all distributed repositories is made available through the _catalog endpoint.

For instance, let’s assume that a new distribution of a repository with the name bar was recently created. Its name is now possible to fetch from the list of names of distributed repositories:

http :24817/v2/_catalog

HTTP/1.1 200 OK
Content-Length: 25
Content-Type: application/json; charset=utf-8
Date: Wed, 22 Jan 2020 09:27:16 GMT
Docker-Distribution-API-Version: registry/2.0
Server: Python/3.7 aiohttp/3.6.2

    "repositories": [


For the sake of simplicity, there is missing a part that requires a user to authenticate via a Bearer token. The token authentication is enabled by default and does not come pre-configured out of the box. An administrator needs to to set up the environment in advance to enable users to consume content with authorized access. Lean more at Authentication.