PayPal Holdings, Inc. is an American company operating a worldwide online payments system. Online money transfers serve as electronic alternatives to traditional paper methods like checks and money orders. PayPal is one of the world's largest Internet payment companies.[6] The company operates as a payment processor for online vendors, auction sites and other commercial users, for which it charges a fee.
OpenStack, a cloud-computing project, aims to provide the "ubiquitous open source cloud computing platform for public and private clouds."[1] Predominantly acting as an infrastructure as a service (IaaS) platform, it is free and open-source software released under the terms of the Apache License. The project is managed by the OpenStack Foundation, a non-profit corporate entity established in September 2012[2] to promote OpenStack software and its community.[3]