1. Rightscale
  2. Infrastructure As A Service
  3. Engine Yard
  4. Elastic Compute Cloud
  5. Platform As A Service
  6. Virtual Private Cloud
  7. Rackspace
  8. Mechanical Turk
  9. Community Cloud
  10. Hadoop
  11. Google Apps
  12. Distributed Computing
  13. Blue Cloud
  14. Nimbus
  15. Cloudburst
  16. App Engine
  17. Software As A Service
  18. Microsoft Online
  19. 3Tera
  20. Eucalyptus
  21. Salesforce
  22. Netsuite
  23. Cloud Computing
  24. Private Cloud
  25. Force.com
  26. Hive
  27. Seti@Home
  28. Cisco Unified Computing System
  29. Azure
  30. Dryad
  31. Decho