Vesta Control Panel - – What I love about Vesta is that it's fast and easy to use
cPanel - With its first-class support and rich feature set, cPanel & WHM has been the web hosting industry's most reliable, intuitive control panel since 1997.
Control Web Panel - (Former CentOS Web Panel) Free & PRO Linux Web Hosting Control Panel
Google App Engine - A powerful platform to build web and mobile apps that scale automatically.
Salesforce Platform - Salesforce Platform is a comprehensive PaaS solution that paves the way for the developers to test, build, and mitigate the issues in the cloud application before the final deployment.
ISPConfig - ISPConfig 3 is an open source hosting control panel for Linux.