If you're invested, you can use extensions [0] which seem like they're more well-defined. It sounds like this is what APN partners like Datadog use to implement

If you're invested, you can use extensions [0] which seem like they're more well-defined. It sounds like this is what APN partners like Datadog use to implement 3rd party resources. [0] https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/registry.html https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGui...