Amazon AppFlow is a fully managed API integration service that you use to connect your software as a service (SaaS) applications to AWS services, and securely transfer data.
Amazon EventBridge is a serverless event bus service that makes it easy to connect your applications with data from a variety of sources.
Amazon Managed Workflows for Apache Airflow
Amazon Managed Workflows for Apache Airflow (Amazon MWAA) is a managed service for Apache Airflow that makes it easy for you to build and manage your workflows in the cloud.
Amazon MQ is a managed message broker service that makes it easy to set up and operate message brokers in the cloud.
Amazon Simple Notification Service (Amazon SNS) is a web service that enables applications, end-users, and devices to instantly send and receive notifications from the cloud.
Amazon Simple Queue Service (Amazon SQS) is a fully managed message queuing service that makes it easy to decouple and scale microservices, distributed systems, and serverless applications.
AWS Step Functions
AWS Step Functions makes it easy to coordinate the components of distributed applications as a series of steps in a visual workflow.
Amazon Simple Workflow Service (Amazon SWF) makes it easy to build applications that coordinate work across distributed components.
This is an introduction to AWS Application Integration Services.
Reference: AWS Docs