Infrastructure as a Service (IaaS): Offers virtual computing resources. such as virtual machines, storage, and networks, on-demand over the internet. It provides flexibility and expansion, allowing users to manage and control their infrastructure while avoiding the need for physical hardware.
Platform as a Service (PaaS): Provides a platform for developing, testing, and deploying applications. It offers a pre-configured environment with tools, frameworks, and services that simplify application development. Users can focus on writing and deploying code without worrying about underlying infrastructure management.
Software as a Service (SaaS): Delivers ready-to-use software applications over the internet. Users can access and use these applications through web browsers or dedicated clients, without the need for installation or maintenance. Examples include email services, customer relationship management (CRM) software, and project management tools.