To publish an extension

The following publish-type example publishes the specified extension to the CloudFormation registry as a public extension in this Region.

aws cloudformation publish-type \
  --region us-west-2 \
  --type RESOURCE \
  --type-name Example::Test::1234567890abcdef0

Output:

{
    "PublicTypeArn":"arn:aws:cloudformation:us-west-2::type/resource/000q6TfUovXsEMmgKowxDZLlwqr2QUshd2e75c8c/Example-Test-1234567890abcdef0/1.0.0"
}

For more information, see Using the AWS CloudFormation registry in the AWS CloudFormation User Guide.