What are some alternatives?
When comparing Amazon EC2 and OpenShift, you can also consider the following products
DigitalOcean - Simplifying cloud hosting. Deploy an SSD cloud server in 55 seconds.
Google App Engine - A powerful platform to build web and mobile apps that scale automatically.
Linode - We make it simple to develop, deploy, and scale cloud infrastructure at the best price-to-performance ratio in the market.
Heroku - Agile deployment platform for Ruby, Node.js, Clojure, Java, Python, and Scala. Setup takes only minutes and deploys are instant through git. Leave tedious server maintenance to Heroku and focus on your code.
Vultr - VULTR Global Cloud Hosting - Brilliantly Fast SSD VPS Cloud Servers. 100% KVM Virtualization
Microsoft Azure - Windows Azure and SQL Azure enable you to build, host and scale applications in Microsoft datacenters.