Oracle Cloud: Feature Set

For all readers, who want to get a short overview to the services which can be configured inside Oracle Cloud, here a walkthrough the menus.
The Main menu shows the following items:

• Core infrastructure
• Compute
• Block Storage
• Object Storage
• File Storage
• Networking 
• Database
• Bare Metal, VM, and Exadata
• Autonomous Data Warehouse
• Autonomous Transaction Processing
• Data Sale
• Exadata Cloud Connector
• Solution and Patterns
• Analytics
• Resource Manager
• Email Delivery
• Application Integration
• Monitoring
• Developer Services Marketplace
• Governance and Administration
• Account Management
• Identity
  

Inside the Compute item the following services can be found:

• Compute
• Instances
• Dedicated Virtual Hosts
• Instance Configurations
• Cluster Networks
• Autoscaling Configurations
• Custom Images
• Boot Volumes
• Boot Volume Backups

• Block Storage
• Block Volumes
• Block Volume Backups
• Volumes Groups
• Volume Group Backups

• Object Storage
• Object Storage
• Data Transfer

• File Storage
• File Systems
• Mount Targets

• Networking
• Virtual Cloud Networks
• Dynamic Routing Gateways
• Customer-Premises Equipments
• IPSec Connections
• Load Balancers
• FastConnect
• Public IPs
• DNS Zone Management
• Traffic Management Steering Policies

• Administration
• Tenancy Details
• Announcements

The menu Database has no subitems.

For most of these services you can find documentation here:
https://docs.cloud.oracle.com/iaas/Content/home.htm