AWS CodeStar helps to quickly create a new DevOps project with complete CI/CD pipeline. It also seamlessly integrates with IDEs and code management systems
AWS RDS is the Relational Database Service, that supports multiple database engines including Aurora. Aurora is a fully managed database built for cloud.
AWS Glue handles schema discovery in data lakes through crawlers. Crawlers are automated tools that connect to your data source and scan you data, extracting information about its structure and schema
Elastic Network Interfaces (ENI) are virtual network interfaces that are connected to the EC2 instances, which allows the EC2 to communicate to the external and internal network.