Google App Engine - A powerful platform to build web and mobile apps that scale automatically.
XAMPP - XAMPP is a free and open-source cross-platform web server that is primarily used when locally developing web applications.
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.
Apache HTTP Server - Apache httpd has been the most popular web server on the Internet since April 1996
AWS Lambda - Automatic, event-driven compute service
Apache Tomcat - An open source software implementation of the Java Servlet and JavaServer Pages technologies