**To list the Greengrass connectors that are defined**

The following ``list-connector-definitions`` example lists all of the Greengrass connectors that are defined for your AWS account. ::

    aws greengrass list-connector-definitions

Output::

    {
        "Definitions": [
            {
                "Arn": "arn:aws:greengrass:us-west-2:123456789012:/greengrass/definition/connectors/b5c4ebfd-f672-49a3-83cd-31c7216a7bb8",
                "CreationTimestamp": "2019-06-19T19:30:01.300Z",
                "Id": "b5c4ebfd-f672-49a3-83cd-31c7216a7bb8",
                "LastUpdatedTimestamp": "2019-06-19T19:30:01.300Z",
                "LatestVersion": "63c57963-c7c2-4a26-a7e2-7bf478ea2623",
                "LatestVersionArn": "arn:aws:greengrass:us-west-2:123456789012:/greengrass/definition/connectors/b5c4ebfd-f672-49a3-83cd-31c7216a7bb8/versions/63c57963-c7c2-4a26-a7e2-7bf478ea2623",
                "Name": "MySNSConnector"
            }
        ]
    }

For more information, see `Integrate with Services and Protocols Using Greengrass Connectors <https://docs.aws.amazon.com/greengrass/latest/developerguide/connectors.html>`__ in the **AWS IoT Greengrass Developer Guide**.