Cloud OS is a marketing label used to describe a lightweight operating system (OS) intended for netbooks or tablet PCs that access Web-based applications and stored data from remote servers.
Integration platform as a service (iPaaS) is a set of automated tools for connecting software applications that are deployed in different environments. iPaaS is often used by large business-to-business (B2B) enterprises that need to integrate on-premises applications and data with cloud applications and data.
Private platform as a service (private PaaS) is software that facilitates development, deployment and operations for IT on a private infrastructure or behind a firewall.
Red Hat OpenShift is a multifaceted, open source container application platform from Red Hat Inc. for the development, deployment and management of applications.