I’m not sure if this fully addresses your comment but, similar to AWS SQS, Google Cloud Pub/Sub supports both message ordering[0] and dead letter topics[1]. [0

I’m not sure if this fully addresses your comment but, similar to AWS SQS, Google Cloud Pub/Sub supports both message ordering[0] and dead letter topics[1]. [0](https://cloud.google.com/pubsub/docs/ordering#receiving_messages_in_order https://cloud.google.com/pubsub/docs/ordering#receiving_mess...) [1](https://cloud.google.com/pubsub/docs/handling-failures#setting-a-dead-letter-topic https://cloud.google.com/pubsub/docs/handling-failures#setti...)