See List of Oracle virtual machine images for the latest set of Windows-based and Linux-based virtual machine images.
See Miscellaneous considerations for Oracle virtual machine images to understand limitations for Oracle software on Windows Server-based Azure virtual machines.
Prepare an Oracle Linux virtual machine for Azure steps you through the prerequisites and virtual machine creation for Oracle Linux 6.4+ and Oracle Linux 7.0+.
Configuring Oracle Data Guard for Azure steps you through configuration of the standby environment and the listener.
Configuring Oracle GoldenGate for Azure steps you through database and replication setup.