IaaS – This is short for Infrastructure as a Service. IaaS is about delivering cloud computing infrastructure – compute, storage and network.
IBM : IBM Softlayer: http://www.softlayer.com/
Amazon: Amazon EC2: http://aws.amazon.com/ec2/
Google: Google Compute Engine: https://cloud.google.com/
ESDS : https://www.esds.co.in/
PaaS – This is short for Platform as a Service. PaaS is about delivering application development platforms over the internet.
Cloud Foundry: http://www.pivotal.io/platform-as-a-service
IBM Bluemix: https://ace.ng.bluemix.net/
App Engine: https://appengine.google.com
Amazon AWS Elastic Beanstalk : http://aws.amazon.com/elasticbeanstalk/
This is short for Software as a Service. SaaS is about delivering software applications over the internet
Lost of enterprise applications are delivered SaaS.
Thanks to Pradipta