Major cloud providers in the world offer a variety of cloud computing services including infrastructure, platform, software and data services. The top 5 providers are Amazon Web Services (AWS), Microsoft Azure, Google Cloud Platform, Alibaba Cloud, and Oracle Cloud. AWS is the largest provider with 30 regions and 96 availability zones, followed by Microsoft Azure with 60 regions and 116 availability zones. The major cloud providers generate billions in annual revenue from their cloud computing products and services.